diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..ea00aea
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,10 @@
+# Концы строк в репозитории — всегда LF. Бэкенд и так лежал в LF, фронтенд — в CRLF; Prettier
+# (endOfLine: lf по умолчанию) выровнял его, и этот файл не даёт разъехаться обратно: без него
+# при core.autocrlf=true у другого разработчика CRLF вернулись бы в коммит.
+* text=auto eol=lf
+
+# Бинарники не трогаем.
+*.png binary
+*.jpg binary
+*.ico binary
+*.woff2 binary
diff --git a/backend/src/TeleWave.Api/Endpoints/ChannelEndpoints.cs b/backend/src/TeleWave.Api/Endpoints/ChannelEndpoints.cs
index a244360..b0e143a 100644
--- a/backend/src/TeleWave.Api/Endpoints/ChannelEndpoints.cs
+++ b/backend/src/TeleWave.Api/Endpoints/ChannelEndpoints.cs
@@ -1,247 +1,247 @@
-using LiteCqrs;
-using TeleWave.Api.Common;
-using TeleWave.Application.Broadcast;
-using TeleWave.Application.Broadcast.CreateChannel;
-using TeleWave.Application.Broadcast.GetChannel;
-using TeleWave.Application.Broadcast.GetSchedule;
-using TeleWave.Application.Broadcast.ListChannels;
-using TeleWave.Application.Broadcast.UpdateChannelSettings;
-using TeleWave.Application.Broadcast.UpdateChannelTime;
-using TeleWave.Application.Broadcast.UpdateViewerSettings;
-using TeleWave.Application.Programming.Planning.Trace;
-using TeleWave.Domain.Broadcast;
-using TeleWave.Infrastructure.Identity;
-
-namespace TeleWave.Api.Endpoints;
-
-/// <summary>
-/// Админ-эндпоинты канала: создание, список, настройки, время и чтение расписания. Заставки —
-/// в <c>ChannelEndpoints.Bumpers.cs</c>. Что и когда идёт в эфире, задаёт шаблон сетки
-/// (<c>TemplateEndpoints</c>).
-/// </summary>
-public static partial class ChannelEndpoints
-{
-    public static IEndpointRouteBuilder MapChannelEndpoints(this IEndpointRouteBuilder app)
-    {
-        var admin = app.MapGroup("/api/admin/channels")
-            .WithTags("Admin.Channels")
-            .RequireAuthorization(policy => policy.RequireRole(RoleNames.Admin));
-
-        admin.MapPost("", CreateChannel).Produces<CreatedIdResponse>(StatusCodes.Status201Created);
-        admin.MapGet("", ListChannels).Produces<IReadOnlyList<ChannelSummaryDto>>();
-        admin.MapGet("/{id:guid}", GetChannel).Produces<ChannelDto>();
-        admin
-            .MapPut("/{id:guid}/settings", UpdateSettings)
-            .Produces(StatusCodes.Status204NoContent);
-        admin.MapPut("/{id:guid}/time", UpdateTime).Produces(StatusCodes.Status204NoContent);
-
-        admin
-            .MapPost("/{id:guid}/bumper/templates", AddBumperTemplate)
-            .Produces<CreatedIdResponse>(StatusCodes.Status201Created);
-        admin
-            .MapPut("/{id:guid}/bumper/templates/{templateId:guid}", UpdateBumperTemplate)
-            .Produces(StatusCodes.Status204NoContent);
-        admin
-            .MapDelete("/{id:guid}/bumper/templates/{templateId:guid}", RemoveBumperTemplate)
-            .Produces(StatusCodes.Status204NoContent);
-        admin
-            .MapPut("/{id:guid}/bumper/templates/{templateId:guid}/audio", UploadTemplateAudio)
-            .Produces(StatusCodes.Status204NoContent);
-        admin
-            .MapDelete("/{id:guid}/bumper/templates/{templateId:guid}/audio", ClearTemplateAudio)
-            .Produces(StatusCodes.Status204NoContent);
-        admin
-            .MapPut(
-                "/{id:guid}/bumper/templates/{templateId:guid}/background",
-                SetTemplateBackground
-            )
-            .Produces(StatusCodes.Status204NoContent);
-        admin
-            .MapDelete(
-                "/{id:guid}/bumper/templates/{templateId:guid}/background",
-                ClearTemplateBackground
-            )
-            .Produces(StatusCodes.Status204NoContent);
-
-        admin
-            .MapPost("/{id:guid}/bumper/templates/{templateId:guid}/preview", RenderPreview)
-            .Produces(StatusCodes.Status204NoContent);
-        admin.MapGet(
-            "/{id:guid}/bumper/templates/{templateId:guid}/preview/{variantId:guid}/index.m3u8",
-            PreviewPlaylist
-        );
-        admin.MapGet(
-            "/{id:guid}/bumper/templates/{templateId:guid}/preview/{variantId:guid}/{file}",
-            PreviewSegment
-        );
-
-        admin
-            .MapPost("/{id:guid}/bumper/templates/{templateId:guid}/variants", AddBumperVariant)
-            .Produces<CreatedIdResponse>(StatusCodes.Status201Created);
-        admin
-            .MapPut(
-                "/{id:guid}/bumper/templates/{templateId:guid}/variants/{variantId:guid}",
-                UpdateBumperVariant
-            )
-            .Produces(StatusCodes.Status204NoContent);
-        admin
-            .MapDelete(
-                "/{id:guid}/bumper/templates/{templateId:guid}/variants/{variantId:guid}",
-                RemoveBumperVariant
-            )
-            .Produces(StatusCodes.Status204NoContent);
-
-        admin
-            .MapGet("/{id:guid}/schedule", GetSchedule)
-            .Produces<IReadOnlyList<ScheduleEntryDto>>();
-        admin
-            .MapPut("/{id:guid}/viewer", UpdateViewerSettings)
-            .Produces(StatusCodes.Status204NoContent);
-
-        // «Почему это здесь»: цепочка происхождения записи, записанная в момент генерации.
-        admin.MapGet("/entries/{entryId:guid}/trace", GetEntryTrace).Produces<EntryTraceDto>();
-
-        return app;
-    }
-
-    private static async Task<IResult> UpdateViewerSettings(
-        Guid id,
-        UpdateViewerSettingsBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new UpdateViewerSettingsCommand(
-                id,
-                body.LogoImageId,
-                body.LogoCorner,
-                body.LogoOpacity,
-                body.ShowClock,
-                body.AnalogFilterStrength
-            ),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> GetEntryTrace(
-        Guid entryId,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new GetEntryTraceQuery(entryId), cancellationToken);
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> CreateChannel(
-        CreateChannelCommand command,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(command, cancellationToken);
-        return result.IsSuccess
-            ? Results.Created(
-                $"/api/admin/channels/{result.Value}",
-                new CreatedIdResponse(result.Value)
-            )
-            : result.ToHttpResult();
-    }
-
-    private static async Task<IResult> ListChannels(
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new ListChannelsQuery(), cancellationToken);
-        return Results.Ok(result);
-    }
-
-    private static async Task<IResult> GetChannel(
-        Guid id,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new GetChannelQuery(id), cancellationToken);
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> UpdateTime(
-        Guid id,
-        UpdateChannelTimeBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new UpdateChannelTimeCommand(id, body.Number, body.UtcOffsetMinutes, body.DayStartTime),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> UpdateSettings(
-        Guid id,
-        UpdateChannelSettingsBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new UpdateChannelSettingsCommand(
-                id,
-                body.Name,
-                body.IsEnabled,
-                body.BumpersEnabled,
-                body.Bumper,
-                body.FillerAssetId
-            ),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> GetSchedule(
-        Guid id,
-        DateTimeOffset? from,
-        DateTimeOffset? to,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var fromUtc = from ?? DateTimeOffset.UtcNow;
-        var toUtc = to ?? fromUtc.AddDays(1);
-        var result = await sender.Send(
-            new GetChannelScheduleQuery(id, fromUtc, toUtc),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-}
-
-/// <summary>Номер канала и его время: смещение от UTC и начало вещательных суток.</summary>
-public sealed record UpdateChannelTimeBody(
-    int? Number,
-    int UtcOffsetMinutes,
-    TimeOnly DayStartTime
-);
-
-public sealed record UpdateChannelSettingsBody(
-    string Name,
-    bool IsEnabled,
-    bool BumpersEnabled,
-    BumperSettingsInput Bumper,
-    Guid? FillerAssetId
-);
-
-/// <summary>Оверлеи и аналоговый фильтр — как канал выглядит у зрителя (см. 6.8).</summary>
-public sealed record UpdateViewerSettingsBody(
-    Guid? LogoImageId,
-    LogoCorner LogoCorner,
-    double LogoOpacity,
-    bool ShowClock,
-    double AnalogFilterStrength
-);
+using LiteCqrs;
+using TeleWave.Api.Common;
+using TeleWave.Application.Broadcast;
+using TeleWave.Application.Broadcast.CreateChannel;
+using TeleWave.Application.Broadcast.GetChannel;
+using TeleWave.Application.Broadcast.GetSchedule;
+using TeleWave.Application.Broadcast.ListChannels;
+using TeleWave.Application.Broadcast.UpdateChannelSettings;
+using TeleWave.Application.Broadcast.UpdateChannelTime;
+using TeleWave.Application.Broadcast.UpdateViewerSettings;
+using TeleWave.Application.Programming.Planning.Trace;
+using TeleWave.Domain.Broadcast;
+using TeleWave.Infrastructure.Identity;
+
+namespace TeleWave.Api.Endpoints;
+
+/// <summary>
+/// Админ-эндпоинты канала: создание, список, настройки, время и чтение расписания. Заставки —
+/// в <c>ChannelEndpoints.Bumpers.cs</c>. Что и когда идёт в эфире, задаёт шаблон сетки
+/// (<c>TemplateEndpoints</c>).
+/// </summary>
+public static partial class ChannelEndpoints
+{
+    public static IEndpointRouteBuilder MapChannelEndpoints(this IEndpointRouteBuilder app)
+    {
+        var admin = app.MapGroup("/api/admin/channels")
+            .WithTags("Admin.Channels")
+            .RequireAuthorization(policy => policy.RequireRole(RoleNames.Admin));
+
+        admin.MapPost("", CreateChannel).Produces<CreatedIdResponse>(StatusCodes.Status201Created);
+        admin.MapGet("", ListChannels).Produces<IReadOnlyList<ChannelSummaryDto>>();
+        admin.MapGet("/{id:guid}", GetChannel).Produces<ChannelDto>();
+        admin
+            .MapPut("/{id:guid}/settings", UpdateSettings)
+            .Produces(StatusCodes.Status204NoContent);
+        admin.MapPut("/{id:guid}/time", UpdateTime).Produces(StatusCodes.Status204NoContent);
+
+        admin
+            .MapPost("/{id:guid}/bumper/templates", AddBumperTemplate)
+            .Produces<CreatedIdResponse>(StatusCodes.Status201Created);
+        admin
+            .MapPut("/{id:guid}/bumper/templates/{templateId:guid}", UpdateBumperTemplate)
+            .Produces(StatusCodes.Status204NoContent);
+        admin
+            .MapDelete("/{id:guid}/bumper/templates/{templateId:guid}", RemoveBumperTemplate)
+            .Produces(StatusCodes.Status204NoContent);
+        admin
+            .MapPut("/{id:guid}/bumper/templates/{templateId:guid}/audio", UploadTemplateAudio)
+            .Produces(StatusCodes.Status204NoContent);
+        admin
+            .MapDelete("/{id:guid}/bumper/templates/{templateId:guid}/audio", ClearTemplateAudio)
+            .Produces(StatusCodes.Status204NoContent);
+        admin
+            .MapPut(
+                "/{id:guid}/bumper/templates/{templateId:guid}/background",
+                SetTemplateBackground
+            )
+            .Produces(StatusCodes.Status204NoContent);
+        admin
+            .MapDelete(
+                "/{id:guid}/bumper/templates/{templateId:guid}/background",
+                ClearTemplateBackground
+            )
+            .Produces(StatusCodes.Status204NoContent);
+
+        admin
+            .MapPost("/{id:guid}/bumper/templates/{templateId:guid}/preview", RenderPreview)
+            .Produces(StatusCodes.Status204NoContent);
+        admin.MapGet(
+            "/{id:guid}/bumper/templates/{templateId:guid}/preview/{variantId:guid}/index.m3u8",
+            PreviewPlaylist
+        );
+        admin.MapGet(
+            "/{id:guid}/bumper/templates/{templateId:guid}/preview/{variantId:guid}/{file}",
+            PreviewSegment
+        );
+
+        admin
+            .MapPost("/{id:guid}/bumper/templates/{templateId:guid}/variants", AddBumperVariant)
+            .Produces<CreatedIdResponse>(StatusCodes.Status201Created);
+        admin
+            .MapPut(
+                "/{id:guid}/bumper/templates/{templateId:guid}/variants/{variantId:guid}",
+                UpdateBumperVariant
+            )
+            .Produces(StatusCodes.Status204NoContent);
+        admin
+            .MapDelete(
+                "/{id:guid}/bumper/templates/{templateId:guid}/variants/{variantId:guid}",
+                RemoveBumperVariant
+            )
+            .Produces(StatusCodes.Status204NoContent);
+
+        admin
+            .MapGet("/{id:guid}/schedule", GetSchedule)
+            .Produces<IReadOnlyList<ScheduleEntryDto>>();
+        admin
+            .MapPut("/{id:guid}/viewer", UpdateViewerSettings)
+            .Produces(StatusCodes.Status204NoContent);
+
+        // «Почему это здесь»: цепочка происхождения записи, записанная в момент генерации.
+        admin.MapGet("/entries/{entryId:guid}/trace", GetEntryTrace).Produces<EntryTraceDto>();
+
+        return app;
+    }
+
+    private static async Task<IResult> UpdateViewerSettings(
+        Guid id,
+        UpdateViewerSettingsBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new UpdateViewerSettingsCommand(
+                id,
+                body.LogoImageId,
+                body.LogoCorner,
+                body.LogoOpacity,
+                body.ShowClock,
+                body.AnalogFilterStrength
+            ),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> GetEntryTrace(
+        Guid entryId,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new GetEntryTraceQuery(entryId), cancellationToken);
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> CreateChannel(
+        CreateChannelCommand command,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(command, cancellationToken);
+        return result.IsSuccess
+            ? Results.Created(
+                $"/api/admin/channels/{result.Value}",
+                new CreatedIdResponse(result.Value)
+            )
+            : result.ToHttpResult();
+    }
+
+    private static async Task<IResult> ListChannels(
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new ListChannelsQuery(), cancellationToken);
+        return Results.Ok(result);
+    }
+
+    private static async Task<IResult> GetChannel(
+        Guid id,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new GetChannelQuery(id), cancellationToken);
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> UpdateTime(
+        Guid id,
+        UpdateChannelTimeBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new UpdateChannelTimeCommand(id, body.Number, body.UtcOffsetMinutes, body.DayStartTime),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> UpdateSettings(
+        Guid id,
+        UpdateChannelSettingsBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new UpdateChannelSettingsCommand(
+                id,
+                body.Name,
+                body.IsEnabled,
+                body.BumpersEnabled,
+                body.Bumper,
+                body.FillerAssetId
+            ),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> GetSchedule(
+        Guid id,
+        DateTimeOffset? from,
+        DateTimeOffset? to,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var fromUtc = from ?? DateTimeOffset.UtcNow;
+        var toUtc = to ?? fromUtc.AddDays(1);
+        var result = await sender.Send(
+            new GetChannelScheduleQuery(id, fromUtc, toUtc),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+}
+
+/// <summary>Номер канала и его время: смещение от UTC и начало вещательных суток.</summary>
+public sealed record UpdateChannelTimeBody(
+    int? Number,
+    int UtcOffsetMinutes,
+    TimeOnly DayStartTime
+);
+
+public sealed record UpdateChannelSettingsBody(
+    string Name,
+    bool IsEnabled,
+    bool BumpersEnabled,
+    BumperSettingsInput Bumper,
+    Guid? FillerAssetId
+);
+
+/// <summary>Оверлеи и аналоговый фильтр — как канал выглядит у зрителя (см. 6.8).</summary>
+public sealed record UpdateViewerSettingsBody(
+    Guid? LogoImageId,
+    LogoCorner LogoCorner,
+    double LogoOpacity,
+    bool ShowClock,
+    double AnalogFilterStrength
+);
diff --git a/backend/src/TeleWave.Api/Endpoints/MediaEndpoints.cs b/backend/src/TeleWave.Api/Endpoints/MediaEndpoints.cs
index 4a40d50..5d71fc4 100644
--- a/backend/src/TeleWave.Api/Endpoints/MediaEndpoints.cs
+++ b/backend/src/TeleWave.Api/Endpoints/MediaEndpoints.cs
@@ -1,216 +1,216 @@
-using System.Text;
-using LiteCqrs;
-using Microsoft.Extensions.Options;
-using TeleWave.Api.Common;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Common.Models;
-using TeleWave.Application.Media;
-using TeleWave.Application.Media.Delete;
-using TeleWave.Application.Media.ListMedia;
-using TeleWave.Application.Media.ManualInbox;
-using TeleWave.Application.Media.Register;
-using TeleWave.Application.Media.Stats;
-using TeleWave.Domain.Media;
-using TeleWave.Infrastructure.Identity;
-using TeleWave.Infrastructure.Media;
-
-namespace TeleWave.Api.Endpoints;
-
-public static class MediaEndpoints
-{
-    public static IEndpointRouteBuilder MapMediaEndpoints(this IEndpointRouteBuilder app)
-    {
-        var admin = app.MapGroup("/api/admin/media")
-            .WithTags("Admin.Media")
-            .RequireAuthorization(policy => policy.RequireRole(RoleNames.Admin));
-
-        admin.MapPost("", Upload).Produces<UploadMediaResponse>(StatusCodes.Status201Created);
-        admin.MapGet("", List).Produces<PagedList<MediaAssetDto>>();
-        admin.MapGet("/stats", Stats).Produces<MediaStatsDto>();
-        admin.MapDelete("/{id:guid}", Delete).Produces(StatusCodes.Status204NoContent);
-
-        // Ручной inbox: сканером не разбирается — файлы выбирает админ и сразу указывает шоу.
-        admin.MapGet("/manual", ListManual).Produces<ManualInboxListDto>();
-        admin.MapPost("/manual/import", ImportManual).Produces<ImportManualInboxResultDto>();
-
-        // Просмотр обработанного ассета в админке (ролики, проверка серии). Публичная раздача идёт
-        // по stream-куке, здесь роут под JWT — плейлист и сегменты грузит hls.js с Bearer.
-        admin.MapGet("/{id:guid}/preview/index.m3u8", PreviewPlaylist);
-        admin.MapGet("/{id:guid}/preview/{file}", PreviewSegment);
-
-        return app;
-    }
-
-    /// <summary>
-    /// Потоковая загрузка: тело запроса — сырые байты файла, имя передаётся в query «fileName».
-    /// Файл стримится на диск без буферизации в память, затем регистрируется и уходит в обработку.
-    /// </summary>
-    private static async Task<IResult> Upload(
-        string fileName,
-        HttpRequest request,
-        IMediaStorage storage,
-        IMediaProcessingQueue queue,
-        ISender sender,
-        UploadLimits limits,
-        CancellationToken cancellationToken
-    )
-    {
-        if (string.IsNullOrWhiteSpace(fileName))
-            return Results.Problem(
-                title: MediaErrors.EmptyFileName.Code,
-                detail: MediaErrors.EmptyFileName.Message,
-                statusCode: StatusCodes.Status400BadRequest
-            );
-
-        if (!MediaFormats.IsAllowed(fileName))
-            return Results.Problem(
-                title: MediaErrors.UnsupportedFormat.Code,
-                detail: MediaErrors.UnsupportedFormat.Message,
-                statusCode: StatusCodes.Status400BadRequest
-            );
-
-        var contentLength = request.ContentLength ?? 0;
-        if (contentLength > limits.MaxUploadBytes)
-            return Results.Problem(
-                title: MediaErrors.FileTooLarge.Code,
-                detail: MediaErrors.FileTooLarge.Message,
-                statusCode: StatusCodes.Status400BadRequest
-            );
-
-        var free = storage.GetAvailableFreeSpaceBytes();
-        if (free - contentLength < limits.MinFreeSpaceBytes)
-            return Results.Problem(
-                title: MediaErrors.InsufficientStorage.Code,
-                detail: MediaErrors.InsufficientStorage.Message,
-                statusCode: StatusCodes.Status409Conflict
-            );
-
-        var extension = Path.GetExtension(fileName);
-        var token = await storage.SaveUploadAsync(request.Body, extension, cancellationToken);
-
-        var result = await sender.Send(
-            new RegisterMediaAssetCommand(token, MediaSource.Upload, fileName),
-            cancellationToken
-        );
-        if (!result.IsSuccess)
-        {
-            await storage.DeleteUploadAsync(token, cancellationToken);
-            return result.ToHttpResult();
-        }
-
-        queue.Enqueue(result.Value);
-        return Results.Created(
-            $"/api/admin/media/{result.Value}",
-            new UploadMediaResponse(result.Value)
-        );
-    }
-
-    private static async Task<IResult> List(
-        [AsParameters] ListMediaFilter filter,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new ListMediaAssetsQuery(
-                filter.Page is > 0 ? filter.Page.Value : 1,
-                filter.PageSize is > 0 ? filter.PageSize.Value : 20,
-                filter.Status ?? [],
-                filter.Search,
-                filter.Sort,
-                filter.Desc ?? false
-            ),
-            cancellationToken
-        );
-        return Results.Ok(result);
-    }
-
-    private static async Task<IResult> Stats(ISender sender, CancellationToken cancellationToken)
-    {
-        var result = await sender.Send(new GetMediaStatsQuery(), cancellationToken);
-        return Results.Ok(result);
-    }
-
-    private static async Task<IResult> Delete(
-        Guid id,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new DeleteMediaAssetCommand(id), cancellationToken);
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> ListManual(
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new ListManualInboxQuery(), cancellationToken);
-        return Results.Ok(result);
-    }
-
-    private static async Task<IResult> ImportManual(
-        ImportManualInboxBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new ImportManualInboxCommand(body.Items, body.ShowId),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    /// <summary>Плейлист ассета: переписываем ffmpeg-index.m3u8, направляя сегменты на admin-роут.</summary>
-    private static IResult PreviewPlaylist(Guid id, MediaPathResolver paths)
-    {
-        if (SegmentFiles.TryResolveExisting(paths, id, "index.m3u8") is not { } indexPath)
-            return Results.NotFound();
-
-        var baseUrl = $"/api/admin/media/{id}/preview/";
-        var sb = new StringBuilder();
-        foreach (var line in File.ReadLines(indexPath))
-        {
-            var trimmed = line.Trim();
-            if (trimmed.Length == 0)
-                continue;
-            // Директивы — как есть; строки-сегменты (абсолютный путь от ffmpeg) → admin-URL.
-            sb.Append(trimmed.StartsWith('#') ? trimmed : baseUrl + Path.GetFileName(trimmed))
-                .Append('\n');
-        }
-
-        return Results.Text(sb.ToString(), "application/vnd.apple.mpegurl");
-    }
-
-    private static IResult PreviewSegment(Guid id, string file, MediaPathResolver paths)
-    {
-        if (!SegmentFiles.IsSegmentName(file))
-            return Results.NotFound();
-
-        if (SegmentFiles.TryResolveExisting(paths, id, file) is not { } path)
-            return Results.NotFound();
-
-        return Results.File(path, "video/mp2t", enableRangeProcessing: true);
-    }
-}
-
-/// <summary>
-/// Фильтр и страница списка медиа. Все поля nullable намеренно: обязательный параметр в query
-/// заставлял минимальный API отвечать 400 на запросы без него — например, из выборок «все готовые
-/// ассеты», которым сортировка не нужна. Умолчания подставляет хендлер, а не объявление: при
-/// <c>AsParameters</c> обязательность определяется nullable-типом, а не значением по умолчанию.
-/// </summary>
-public sealed record ListMediaFilter(
-    int? Page,
-    int? PageSize,
-    MediaAssetStatus[]? Status,
-    string? Search,
-    string? Sort,
-    bool? Desc
-);
-
-public sealed record UploadMediaResponse(Guid Id);
-
-public sealed record ImportManualInboxBody(IReadOnlyList<ManualImportItem> Items, Guid ShowId);
+using System.Text;
+using LiteCqrs;
+using Microsoft.Extensions.Options;
+using TeleWave.Api.Common;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Common.Models;
+using TeleWave.Application.Media;
+using TeleWave.Application.Media.Delete;
+using TeleWave.Application.Media.ListMedia;
+using TeleWave.Application.Media.ManualInbox;
+using TeleWave.Application.Media.Register;
+using TeleWave.Application.Media.Stats;
+using TeleWave.Domain.Media;
+using TeleWave.Infrastructure.Identity;
+using TeleWave.Infrastructure.Media;
+
+namespace TeleWave.Api.Endpoints;
+
+public static class MediaEndpoints
+{
+    public static IEndpointRouteBuilder MapMediaEndpoints(this IEndpointRouteBuilder app)
+    {
+        var admin = app.MapGroup("/api/admin/media")
+            .WithTags("Admin.Media")
+            .RequireAuthorization(policy => policy.RequireRole(RoleNames.Admin));
+
+        admin.MapPost("", Upload).Produces<UploadMediaResponse>(StatusCodes.Status201Created);
+        admin.MapGet("", List).Produces<PagedList<MediaAssetDto>>();
+        admin.MapGet("/stats", Stats).Produces<MediaStatsDto>();
+        admin.MapDelete("/{id:guid}", Delete).Produces(StatusCodes.Status204NoContent);
+
+        // Ручной inbox: сканером не разбирается — файлы выбирает админ и сразу указывает шоу.
+        admin.MapGet("/manual", ListManual).Produces<ManualInboxListDto>();
+        admin.MapPost("/manual/import", ImportManual).Produces<ImportManualInboxResultDto>();
+
+        // Просмотр обработанного ассета в админке (ролики, проверка серии). Публичная раздача идёт
+        // по stream-куке, здесь роут под JWT — плейлист и сегменты грузит hls.js с Bearer.
+        admin.MapGet("/{id:guid}/preview/index.m3u8", PreviewPlaylist);
+        admin.MapGet("/{id:guid}/preview/{file}", PreviewSegment);
+
+        return app;
+    }
+
+    /// <summary>
+    /// Потоковая загрузка: тело запроса — сырые байты файла, имя передаётся в query «fileName».
+    /// Файл стримится на диск без буферизации в память, затем регистрируется и уходит в обработку.
+    /// </summary>
+    private static async Task<IResult> Upload(
+        string fileName,
+        HttpRequest request,
+        IMediaStorage storage,
+        IMediaProcessingQueue queue,
+        ISender sender,
+        UploadLimits limits,
+        CancellationToken cancellationToken
+    )
+    {
+        if (string.IsNullOrWhiteSpace(fileName))
+            return Results.Problem(
+                title: MediaErrors.EmptyFileName.Code,
+                detail: MediaErrors.EmptyFileName.Message,
+                statusCode: StatusCodes.Status400BadRequest
+            );
+
+        if (!MediaFormats.IsAllowed(fileName))
+            return Results.Problem(
+                title: MediaErrors.UnsupportedFormat.Code,
+                detail: MediaErrors.UnsupportedFormat.Message,
+                statusCode: StatusCodes.Status400BadRequest
+            );
+
+        var contentLength = request.ContentLength ?? 0;
+        if (contentLength > limits.MaxUploadBytes)
+            return Results.Problem(
+                title: MediaErrors.FileTooLarge.Code,
+                detail: MediaErrors.FileTooLarge.Message,
+                statusCode: StatusCodes.Status400BadRequest
+            );
+
+        var free = storage.GetAvailableFreeSpaceBytes();
+        if (free - contentLength < limits.MinFreeSpaceBytes)
+            return Results.Problem(
+                title: MediaErrors.InsufficientStorage.Code,
+                detail: MediaErrors.InsufficientStorage.Message,
+                statusCode: StatusCodes.Status409Conflict
+            );
+
+        var extension = Path.GetExtension(fileName);
+        var token = await storage.SaveUploadAsync(request.Body, extension, cancellationToken);
+
+        var result = await sender.Send(
+            new RegisterMediaAssetCommand(token, MediaSource.Upload, fileName),
+            cancellationToken
+        );
+        if (!result.IsSuccess)
+        {
+            await storage.DeleteUploadAsync(token, cancellationToken);
+            return result.ToHttpResult();
+        }
+
+        queue.Enqueue(result.Value);
+        return Results.Created(
+            $"/api/admin/media/{result.Value}",
+            new UploadMediaResponse(result.Value)
+        );
+    }
+
+    private static async Task<IResult> List(
+        [AsParameters] ListMediaFilter filter,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new ListMediaAssetsQuery(
+                filter.Page is > 0 ? filter.Page.Value : 1,
+                filter.PageSize is > 0 ? filter.PageSize.Value : 20,
+                filter.Status ?? [],
+                filter.Search,
+                filter.Sort,
+                filter.Desc ?? false
+            ),
+            cancellationToken
+        );
+        return Results.Ok(result);
+    }
+
+    private static async Task<IResult> Stats(ISender sender, CancellationToken cancellationToken)
+    {
+        var result = await sender.Send(new GetMediaStatsQuery(), cancellationToken);
+        return Results.Ok(result);
+    }
+
+    private static async Task<IResult> Delete(
+        Guid id,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new DeleteMediaAssetCommand(id), cancellationToken);
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> ListManual(
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new ListManualInboxQuery(), cancellationToken);
+        return Results.Ok(result);
+    }
+
+    private static async Task<IResult> ImportManual(
+        ImportManualInboxBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new ImportManualInboxCommand(body.Items, body.ShowId),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    /// <summary>Плейлист ассета: переписываем ffmpeg-index.m3u8, направляя сегменты на admin-роут.</summary>
+    private static IResult PreviewPlaylist(Guid id, MediaPathResolver paths)
+    {
+        if (SegmentFiles.TryResolveExisting(paths, id, "index.m3u8") is not { } indexPath)
+            return Results.NotFound();
+
+        var baseUrl = $"/api/admin/media/{id}/preview/";
+        var sb = new StringBuilder();
+        foreach (var line in File.ReadLines(indexPath))
+        {
+            var trimmed = line.Trim();
+            if (trimmed.Length == 0)
+                continue;
+            // Директивы — как есть; строки-сегменты (абсолютный путь от ffmpeg) → admin-URL.
+            sb.Append(trimmed.StartsWith('#') ? trimmed : baseUrl + Path.GetFileName(trimmed))
+                .Append('\n');
+        }
+
+        return Results.Text(sb.ToString(), "application/vnd.apple.mpegurl");
+    }
+
+    private static IResult PreviewSegment(Guid id, string file, MediaPathResolver paths)
+    {
+        if (!SegmentFiles.IsSegmentName(file))
+            return Results.NotFound();
+
+        if (SegmentFiles.TryResolveExisting(paths, id, file) is not { } path)
+            return Results.NotFound();
+
+        return Results.File(path, "video/mp2t", enableRangeProcessing: true);
+    }
+}
+
+/// <summary>
+/// Фильтр и страница списка медиа. Все поля nullable намеренно: обязательный параметр в query
+/// заставлял минимальный API отвечать 400 на запросы без него — например, из выборок «все готовые
+/// ассеты», которым сортировка не нужна. Умолчания подставляет хендлер, а не объявление: при
+/// <c>AsParameters</c> обязательность определяется nullable-типом, а не значением по умолчанию.
+/// </summary>
+public sealed record ListMediaFilter(
+    int? Page,
+    int? PageSize,
+    MediaAssetStatus[]? Status,
+    string? Search,
+    string? Sort,
+    bool? Desc
+);
+
+public sealed record UploadMediaResponse(Guid Id);
+
+public sealed record ImportManualInboxBody(IReadOnlyList<ManualImportItem> Items, Guid ShowId);
diff --git a/backend/src/TeleWave.Api/Endpoints/SettingsEndpoints.cs b/backend/src/TeleWave.Api/Endpoints/SettingsEndpoints.cs
index d26bb62..f669e2f 100644
--- a/backend/src/TeleWave.Api/Endpoints/SettingsEndpoints.cs
+++ b/backend/src/TeleWave.Api/Endpoints/SettingsEndpoints.cs
@@ -1,55 +1,55 @@
-using LiteCqrs;
-using TeleWave.Api.Common;
-using TeleWave.Application.Settings;
-using TeleWave.Application.Settings.GetSiteSettings;
-using TeleWave.Application.Settings.UpdateSiteSettings;
-using TeleWave.Infrastructure.Identity;
-
-namespace TeleWave.Api.Endpoints;
-
-public static class SettingsEndpoints
-{
-    public static IEndpointRouteBuilder MapSettingsEndpoints(this IEndpointRouteBuilder app)
-    {
-        var admin = app.MapGroup("/api/admin/settings")
-            .WithTags("Admin.Settings")
-            .RequireAuthorization(policy => policy.RequireRole(RoleNames.Admin));
-
-        admin.MapGet("", GetSettings).Produces<SiteSettingsDto>();
-        admin.MapPut("", UpdateSettings).Produces(StatusCodes.Status204NoContent);
-
-        return app;
-    }
-
-    private static async Task<IResult> GetSettings(
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var settings = await sender.Send(new GetSiteSettingsQuery(), cancellationToken);
-        return Results.Ok(settings);
-    }
-
-    private static async Task<IResult> UpdateSettings(
-        UpdateSiteSettingsBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new UpdateSiteSettingsCommand(
-                body.RegistrationEnabled,
-                body.PreferredAudioLanguages ?? "",
-                body.ChannelNumbersEnabled
-            ),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-}
-
-public sealed record UpdateSiteSettingsBody(
-    bool RegistrationEnabled,
-    string? PreferredAudioLanguages,
-    bool ChannelNumbersEnabled
-);
+using LiteCqrs;
+using TeleWave.Api.Common;
+using TeleWave.Application.Settings;
+using TeleWave.Application.Settings.GetSiteSettings;
+using TeleWave.Application.Settings.UpdateSiteSettings;
+using TeleWave.Infrastructure.Identity;
+
+namespace TeleWave.Api.Endpoints;
+
+public static class SettingsEndpoints
+{
+    public static IEndpointRouteBuilder MapSettingsEndpoints(this IEndpointRouteBuilder app)
+    {
+        var admin = app.MapGroup("/api/admin/settings")
+            .WithTags("Admin.Settings")
+            .RequireAuthorization(policy => policy.RequireRole(RoleNames.Admin));
+
+        admin.MapGet("", GetSettings).Produces<SiteSettingsDto>();
+        admin.MapPut("", UpdateSettings).Produces(StatusCodes.Status204NoContent);
+
+        return app;
+    }
+
+    private static async Task<IResult> GetSettings(
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var settings = await sender.Send(new GetSiteSettingsQuery(), cancellationToken);
+        return Results.Ok(settings);
+    }
+
+    private static async Task<IResult> UpdateSettings(
+        UpdateSiteSettingsBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new UpdateSiteSettingsCommand(
+                body.RegistrationEnabled,
+                body.PreferredAudioLanguages ?? "",
+                body.ChannelNumbersEnabled
+            ),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+}
+
+public sealed record UpdateSiteSettingsBody(
+    bool RegistrationEnabled,
+    string? PreferredAudioLanguages,
+    bool ChannelNumbersEnabled
+);
diff --git a/backend/src/TeleWave.Api/Endpoints/ShowEndpoints.cs b/backend/src/TeleWave.Api/Endpoints/ShowEndpoints.cs
index b676c59..f44d391 100644
--- a/backend/src/TeleWave.Api/Endpoints/ShowEndpoints.cs
+++ b/backend/src/TeleWave.Api/Endpoints/ShowEndpoints.cs
@@ -1,186 +1,186 @@
-using LiteCqrs;
-using TeleWave.Api.Common;
-using TeleWave.Application.Library;
-using TeleWave.Application.Library.AddEpisode;
-using TeleWave.Application.Library.CreateShow;
-using TeleWave.Application.Library.DeleteShow;
-using TeleWave.Application.Library.GetShow;
-using TeleWave.Application.Library.ListShows;
-using TeleWave.Application.Library.RemoveEpisode;
-using TeleWave.Application.Library.RenameShow;
-using TeleWave.Application.Library.SetShowAudience;
-using TeleWave.Application.Library.SetShowGenres;
-using TeleWave.Application.Library.SetShowOriginalName;
-using TeleWave.Domain.Library;
-using TeleWave.Infrastructure.Identity;
-
-namespace TeleWave.Api.Endpoints;
-
-public static class ShowEndpoints
-{
-    public static IEndpointRouteBuilder MapShowEndpoints(this IEndpointRouteBuilder app)
-    {
-        var admin = app.MapGroup("/api/admin/shows")
-            .WithTags("Admin.Shows")
-            .RequireAuthorization(policy => policy.RequireRole(RoleNames.Admin));
-
-        admin.MapPost("", CreateShow).Produces<CreatedIdResponse>(StatusCodes.Status201Created);
-        admin.MapGet("", ListShows).Produces<IReadOnlyList<ShowSummaryDto>>();
-        admin.MapGet("/{id:guid}", GetShow).Produces<ShowDto>();
-        admin.MapPut("/{id:guid}/name", Rename).Produces(StatusCodes.Status204NoContent);
-        admin
-            .MapPut("/{id:guid}/original-name", SetOriginalName)
-            .Produces(StatusCodes.Status204NoContent);
-        admin.MapPut("/{id:guid}/audience", SetAudience).Produces(StatusCodes.Status204NoContent);
-        admin.MapPut("/{id:guid}/genres", SetGenres).Produces(StatusCodes.Status204NoContent);
-        admin.MapDelete("/{id:guid}", DeleteShow).Produces(StatusCodes.Status204NoContent);
-        admin
-            .MapPost("/{id:guid}/episodes", AddEpisode)
-            .Produces<CreatedIdResponse>(StatusCodes.Status201Created);
-        admin
-            .MapDelete("/{id:guid}/episodes/{episodeId:guid}", RemoveEpisode)
-            .Produces(StatusCodes.Status204NoContent);
-
-        return app;
-    }
-
-    private static async Task<IResult> CreateShow(
-        CreateShowCommand command,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(command, cancellationToken);
-        return result.IsSuccess
-            ? Results.Created(
-                $"/api/admin/shows/{result.Value}",
-                new CreatedIdResponse(result.Value)
-            )
-            : result.ToHttpResult();
-    }
-
-    private static async Task<IResult> ListShows(
-        ISender sender,
-        CancellationToken cancellationToken,
-        Guid? genreId = null,
-        bool interstitials = false
-    )
-    {
-        var result = await sender.Send(
-            new ListShowsQuery(genreId, interstitials),
-            cancellationToken
-        );
-        return Results.Ok(result);
-    }
-
-    private static async Task<IResult> GetShow(
-        Guid id,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new GetShowQuery(id), cancellationToken);
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> Rename(
-        Guid id,
-        RenameShowBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new RenameShowCommand(id, body.Name), cancellationToken);
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> SetOriginalName(
-        Guid id,
-        SetShowOriginalNameBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new SetShowOriginalNameCommand(id, body.OriginalName),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> SetAudience(
-        Guid id,
-        SetShowAudienceBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new SetShowAudienceCommand(id, body.Audience),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> SetGenres(
-        Guid id,
-        SetShowGenresBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new SetShowGenresCommand(id, body.GenreIds, body.PrimaryGenreId),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> DeleteShow(
-        Guid id,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new DeleteShowCommand(id), cancellationToken);
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> AddEpisode(
-        Guid id,
-        AddEpisodeBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new AddEpisodeCommand(id, body.MediaAssetId),
-            cancellationToken
-        );
-        return result.IsSuccess
-            ? Results.Created($"/api/admin/shows/{id}", new CreatedIdResponse(result.Value))
-            : result.ToHttpResult();
-    }
-
-    private static async Task<IResult> RemoveEpisode(
-        Guid id,
-        Guid episodeId,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new RemoveEpisodeCommand(id, episodeId), cancellationToken);
-        return result.ToHttpResult();
-    }
-}
-
-public sealed record AddEpisodeBody(Guid MediaAssetId);
-
-public sealed record RenameShowBody(string Name);
-
-public sealed record SetShowOriginalNameBody(string? OriginalName);
-
-/// <summary>Рейтинг шоу; null — снять проставленный.</summary>
-public sealed record SetShowAudienceBody(ShowAudience? Audience);
-
-public sealed record SetShowGenresBody(IReadOnlyList<Guid> GenreIds, Guid? PrimaryGenreId);
+using LiteCqrs;
+using TeleWave.Api.Common;
+using TeleWave.Application.Library;
+using TeleWave.Application.Library.AddEpisode;
+using TeleWave.Application.Library.CreateShow;
+using TeleWave.Application.Library.DeleteShow;
+using TeleWave.Application.Library.GetShow;
+using TeleWave.Application.Library.ListShows;
+using TeleWave.Application.Library.RemoveEpisode;
+using TeleWave.Application.Library.RenameShow;
+using TeleWave.Application.Library.SetShowAudience;
+using TeleWave.Application.Library.SetShowGenres;
+using TeleWave.Application.Library.SetShowOriginalName;
+using TeleWave.Domain.Library;
+using TeleWave.Infrastructure.Identity;
+
+namespace TeleWave.Api.Endpoints;
+
+public static class ShowEndpoints
+{
+    public static IEndpointRouteBuilder MapShowEndpoints(this IEndpointRouteBuilder app)
+    {
+        var admin = app.MapGroup("/api/admin/shows")
+            .WithTags("Admin.Shows")
+            .RequireAuthorization(policy => policy.RequireRole(RoleNames.Admin));
+
+        admin.MapPost("", CreateShow).Produces<CreatedIdResponse>(StatusCodes.Status201Created);
+        admin.MapGet("", ListShows).Produces<IReadOnlyList<ShowSummaryDto>>();
+        admin.MapGet("/{id:guid}", GetShow).Produces<ShowDto>();
+        admin.MapPut("/{id:guid}/name", Rename).Produces(StatusCodes.Status204NoContent);
+        admin
+            .MapPut("/{id:guid}/original-name", SetOriginalName)
+            .Produces(StatusCodes.Status204NoContent);
+        admin.MapPut("/{id:guid}/audience", SetAudience).Produces(StatusCodes.Status204NoContent);
+        admin.MapPut("/{id:guid}/genres", SetGenres).Produces(StatusCodes.Status204NoContent);
+        admin.MapDelete("/{id:guid}", DeleteShow).Produces(StatusCodes.Status204NoContent);
+        admin
+            .MapPost("/{id:guid}/episodes", AddEpisode)
+            .Produces<CreatedIdResponse>(StatusCodes.Status201Created);
+        admin
+            .MapDelete("/{id:guid}/episodes/{episodeId:guid}", RemoveEpisode)
+            .Produces(StatusCodes.Status204NoContent);
+
+        return app;
+    }
+
+    private static async Task<IResult> CreateShow(
+        CreateShowCommand command,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(command, cancellationToken);
+        return result.IsSuccess
+            ? Results.Created(
+                $"/api/admin/shows/{result.Value}",
+                new CreatedIdResponse(result.Value)
+            )
+            : result.ToHttpResult();
+    }
+
+    private static async Task<IResult> ListShows(
+        ISender sender,
+        CancellationToken cancellationToken,
+        Guid? genreId = null,
+        bool interstitials = false
+    )
+    {
+        var result = await sender.Send(
+            new ListShowsQuery(genreId, interstitials),
+            cancellationToken
+        );
+        return Results.Ok(result);
+    }
+
+    private static async Task<IResult> GetShow(
+        Guid id,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new GetShowQuery(id), cancellationToken);
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> Rename(
+        Guid id,
+        RenameShowBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new RenameShowCommand(id, body.Name), cancellationToken);
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> SetOriginalName(
+        Guid id,
+        SetShowOriginalNameBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new SetShowOriginalNameCommand(id, body.OriginalName),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> SetAudience(
+        Guid id,
+        SetShowAudienceBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new SetShowAudienceCommand(id, body.Audience),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> SetGenres(
+        Guid id,
+        SetShowGenresBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new SetShowGenresCommand(id, body.GenreIds, body.PrimaryGenreId),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> DeleteShow(
+        Guid id,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new DeleteShowCommand(id), cancellationToken);
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> AddEpisode(
+        Guid id,
+        AddEpisodeBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new AddEpisodeCommand(id, body.MediaAssetId),
+            cancellationToken
+        );
+        return result.IsSuccess
+            ? Results.Created($"/api/admin/shows/{id}", new CreatedIdResponse(result.Value))
+            : result.ToHttpResult();
+    }
+
+    private static async Task<IResult> RemoveEpisode(
+        Guid id,
+        Guid episodeId,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new RemoveEpisodeCommand(id, episodeId), cancellationToken);
+        return result.ToHttpResult();
+    }
+}
+
+public sealed record AddEpisodeBody(Guid MediaAssetId);
+
+public sealed record RenameShowBody(string Name);
+
+public sealed record SetShowOriginalNameBody(string? OriginalName);
+
+/// <summary>Рейтинг шоу; null — снять проставленный.</summary>
+public sealed record SetShowAudienceBody(ShowAudience? Audience);
+
+public sealed record SetShowGenresBody(IReadOnlyList<Guid> GenreIds, Guid? PrimaryGenreId);
diff --git a/backend/src/TeleWave.Api/Endpoints/StreamingEndpoints.cs b/backend/src/TeleWave.Api/Endpoints/StreamingEndpoints.cs
index 7cb55cd..8a13440 100644
--- a/backend/src/TeleWave.Api/Endpoints/StreamingEndpoints.cs
+++ b/backend/src/TeleWave.Api/Endpoints/StreamingEndpoints.cs
@@ -1,191 +1,191 @@
-using System.Globalization;
-using System.Text;
-using LiteCqrs;
-using Microsoft.Extensions.Hosting;
-using TeleWave.Api.Common;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Streaming;
-using TeleWave.Application.Streaming.GetLivePlaylist;
-using TeleWave.Application.Streaming.GetPublicEpg;
-using TeleWave.Application.Streaming.ListPublicChannels;
-using TeleWave.Infrastructure.Media;
-using TeleWave.Infrastructure.Streaming;
-
-namespace TeleWave.Api.Endpoints;
-
-public static class StreamingEndpoints
-{
-    private const string StreamCookieName = "tw_stream";
-
-    public static IEndpointRouteBuilder MapStreamingEndpoints(this IEndpointRouteBuilder app)
-    {
-        // Публичный API канала (Bearer): список, EPG, выдача stream-cookie.
-        var channels = app.MapGroup("/api/channels").WithTags("Channels").RequireAuthorization();
-        channels.MapGet("", ListChannels).Produces<IReadOnlyList<PublicChannelDto>>();
-        // Что включено на стороне зрителя: сейчас только переключение по номерам (см. 6.8).
-        channels.MapGet("/features", ViewerFeatures).Produces<ViewerFeaturesDto>();
-        channels.MapPost("/{slug}/watch", Watch).Produces(StatusCodes.Status204NoContent);
-        channels.MapGet("/{slug}/epg", Epg);
-
-        // Раздача эфира (cookie tw_stream): плейлист и сегменты — их грузит <video>/hls.js.
-        app.MapGet("/api/channels/{slug}/live.m3u8", LivePlaylist).WithTags("Streaming");
-        app.MapGet("/api/stream/{assetId:guid}/{file}", Segment).WithTags("Streaming");
-
-        return app;
-    }
-
-    private static async Task<IResult> ListChannels(
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new ListPublicChannelsQuery(), cancellationToken);
-        return Results.Ok(result);
-    }
-
-    private static async Task<IResult> ViewerFeatures(
-        ISiteSettings siteSettings,
-        CancellationToken cancellationToken
-    ) =>
-        Results.Ok(
-            new ViewerFeaturesDto(
-                await siteSettings.AreChannelNumbersEnabledAsync(cancellationToken)
-            )
-        );
-
-    /// <summary>
-    /// Выдаёт cookie доступа к эфиру. Канал в маршруте есть для симметрии с остальными
-    /// эндпоинтами, но токен не привязан к каналу — он подтверждает зрителя, а не подписку на
-    /// конкретную ленту, поэтому в сигнатуре slug не нужен.
-    /// </summary>
-    private static IResult Watch(
-        ICurrentUser currentUser,
-        StreamTokenService tokens,
-        HttpRequest request,
-        HttpResponse response,
-        IHostEnvironment env
-    )
-    {
-        if (currentUser.UserId is not { } userId)
-            return Results.Unauthorized();
-
-        var (token, expiresAt) = tokens.Issue(userId);
-        response.Cookies.Append(
-            StreamCookieName,
-            token,
-            new CookieOptions
-            {
-                HttpOnly = true,
-                // Вне Development — всегда Secure (прод за внешним TLS-прокси; request.IsHttps ненадёжен
-                // при неполной настройке ForwardedHeaders). См. UseSecureCookie в AuthEndpoints.
-                Secure = !env.IsDevelopment() || request.IsHttps,
-                SameSite = SameSiteMode.Strict,
-                Path = "/api",
-                Expires = expiresAt,
-            }
-        );
-        return Results.NoContent();
-    }
-
-    private static async Task<IResult> Epg(
-        string slug,
-        DateTimeOffset? from,
-        DateTimeOffset? to,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var fromUtc = from ?? DateTimeOffset.UtcNow;
-        var toUtc = to ?? fromUtc.AddHours(12);
-        var result = await sender.Send(
-            new GetPublicEpgQuery(slug, fromUtc, toUtc),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> LivePlaylist(
-        string slug,
-        HttpRequest request,
-        HttpResponse response,
-        StreamTokenService tokens,
-        IIdentityService identity,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        // Плейлист hls.js перезагружает регулярно — здесь дёшево (1 запрос на перезагрузку) сверить,
-        // что зритель из токена ещё существует и не заблокирован. Так блокировка отражается почти сразу,
-        // не дожидаясь истечения короткого TTL cookie; сегменты этой проверки не делают (слишком часто).
-        if (tokens.Validate(request.Cookies[StreamCookieName]) is not { } userId)
-            return Results.Unauthorized();
-        var profile = await identity.GetProfileAsync(userId, cancellationToken);
-        if (profile is null || profile.IsBlocked)
-            return Results.Unauthorized();
-
-        var result = await sender.Send(
-            new GetLivePlaylistQuery(slug, DateTimeOffset.UtcNow),
-            cancellationToken
-        );
-        if (!result.IsSuccess)
-            return result.ToHttpResult();
-        if (result.Value.Segments.Count == 0)
-            return Results.StatusCode(StatusCodes.Status503ServiceUnavailable);
-
-        response.Headers.CacheControl = "no-cache";
-        return Results.Text(Render(result.Value), "application/vnd.apple.mpegurl");
-    }
-
-    private static IResult Segment(
-        Guid assetId,
-        string file,
-        HttpRequest request,
-        HttpResponse response,
-        StreamTokenService tokens,
-        MediaPathResolver paths
-    )
-    {
-        if (tokens.Validate(request.Cookies[StreamCookieName]) is null)
-            return Results.Unauthorized();
-        if (!SegmentFiles.IsSegmentName(file))
-            return Results.NotFound();
-
-        if (SegmentFiles.TryResolveExisting(paths, assetId, file) is not { } path)
-            return Results.NotFound();
-
-        response.Headers.CacheControl = "public, max-age=31536000, immutable";
-        return Results.File(path, "video/mp2t", enableRangeProcessing: true);
-    }
-
-    private static string Render(LivePlaylistDto playlist)
-    {
-        var extinf = playlist.TargetDuration.ToString("F6", CultureInfo.InvariantCulture);
-        var sb = new StringBuilder();
-        sb.Append("#EXTM3U\n");
-        sb.Append("#EXT-X-VERSION:3\n");
-        sb.Append(
-            CultureInfo.InvariantCulture,
-            $"#EXT-X-TARGETDURATION:{playlist.TargetDuration}\n"
-        );
-        sb.Append(
-            CultureInfo.InvariantCulture,
-            $"#EXT-X-MEDIA-SEQUENCE:{playlist.MediaSequence}\n"
-        );
-
-        foreach (var segment in playlist.Segments)
-        {
-            if (segment.Discontinuity)
-                sb.Append("#EXT-X-DISCONTINUITY\n");
-            sb.Append(CultureInfo.InvariantCulture, $"#EXTINF:{extinf},\n");
-            sb.Append(
-                CultureInfo.InvariantCulture,
-                $"/api/stream/{segment.AssetId:N}/seg{segment.LocalIndex:D5}.ts\n"
-            );
-        }
-
-        return sb.ToString();
-    }
-}
-
-/// <summary>Опции зрительской части, включённые глобально.</summary>
-public sealed record ViewerFeaturesDto(bool ChannelNumbersEnabled);
+using System.Globalization;
+using System.Text;
+using LiteCqrs;
+using Microsoft.Extensions.Hosting;
+using TeleWave.Api.Common;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Streaming;
+using TeleWave.Application.Streaming.GetLivePlaylist;
+using TeleWave.Application.Streaming.GetPublicEpg;
+using TeleWave.Application.Streaming.ListPublicChannels;
+using TeleWave.Infrastructure.Media;
+using TeleWave.Infrastructure.Streaming;
+
+namespace TeleWave.Api.Endpoints;
+
+public static class StreamingEndpoints
+{
+    private const string StreamCookieName = "tw_stream";
+
+    public static IEndpointRouteBuilder MapStreamingEndpoints(this IEndpointRouteBuilder app)
+    {
+        // Публичный API канала (Bearer): список, EPG, выдача stream-cookie.
+        var channels = app.MapGroup("/api/channels").WithTags("Channels").RequireAuthorization();
+        channels.MapGet("", ListChannels).Produces<IReadOnlyList<PublicChannelDto>>();
+        // Что включено на стороне зрителя: сейчас только переключение по номерам (см. 6.8).
+        channels.MapGet("/features", ViewerFeatures).Produces<ViewerFeaturesDto>();
+        channels.MapPost("/{slug}/watch", Watch).Produces(StatusCodes.Status204NoContent);
+        channels.MapGet("/{slug}/epg", Epg);
+
+        // Раздача эфира (cookie tw_stream): плейлист и сегменты — их грузит <video>/hls.js.
+        app.MapGet("/api/channels/{slug}/live.m3u8", LivePlaylist).WithTags("Streaming");
+        app.MapGet("/api/stream/{assetId:guid}/{file}", Segment).WithTags("Streaming");
+
+        return app;
+    }
+
+    private static async Task<IResult> ListChannels(
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new ListPublicChannelsQuery(), cancellationToken);
+        return Results.Ok(result);
+    }
+
+    private static async Task<IResult> ViewerFeatures(
+        ISiteSettings siteSettings,
+        CancellationToken cancellationToken
+    ) =>
+        Results.Ok(
+            new ViewerFeaturesDto(
+                await siteSettings.AreChannelNumbersEnabledAsync(cancellationToken)
+            )
+        );
+
+    /// <summary>
+    /// Выдаёт cookie доступа к эфиру. Канал в маршруте есть для симметрии с остальными
+    /// эндпоинтами, но токен не привязан к каналу — он подтверждает зрителя, а не подписку на
+    /// конкретную ленту, поэтому в сигнатуре slug не нужен.
+    /// </summary>
+    private static IResult Watch(
+        ICurrentUser currentUser,
+        StreamTokenService tokens,
+        HttpRequest request,
+        HttpResponse response,
+        IHostEnvironment env
+    )
+    {
+        if (currentUser.UserId is not { } userId)
+            return Results.Unauthorized();
+
+        var (token, expiresAt) = tokens.Issue(userId);
+        response.Cookies.Append(
+            StreamCookieName,
+            token,
+            new CookieOptions
+            {
+                HttpOnly = true,
+                // Вне Development — всегда Secure (прод за внешним TLS-прокси; request.IsHttps ненадёжен
+                // при неполной настройке ForwardedHeaders). См. UseSecureCookie в AuthEndpoints.
+                Secure = !env.IsDevelopment() || request.IsHttps,
+                SameSite = SameSiteMode.Strict,
+                Path = "/api",
+                Expires = expiresAt,
+            }
+        );
+        return Results.NoContent();
+    }
+
+    private static async Task<IResult> Epg(
+        string slug,
+        DateTimeOffset? from,
+        DateTimeOffset? to,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var fromUtc = from ?? DateTimeOffset.UtcNow;
+        var toUtc = to ?? fromUtc.AddHours(12);
+        var result = await sender.Send(
+            new GetPublicEpgQuery(slug, fromUtc, toUtc),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> LivePlaylist(
+        string slug,
+        HttpRequest request,
+        HttpResponse response,
+        StreamTokenService tokens,
+        IIdentityService identity,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        // Плейлист hls.js перезагружает регулярно — здесь дёшево (1 запрос на перезагрузку) сверить,
+        // что зритель из токена ещё существует и не заблокирован. Так блокировка отражается почти сразу,
+        // не дожидаясь истечения короткого TTL cookie; сегменты этой проверки не делают (слишком часто).
+        if (tokens.Validate(request.Cookies[StreamCookieName]) is not { } userId)
+            return Results.Unauthorized();
+        var profile = await identity.GetProfileAsync(userId, cancellationToken);
+        if (profile is null || profile.IsBlocked)
+            return Results.Unauthorized();
+
+        var result = await sender.Send(
+            new GetLivePlaylistQuery(slug, DateTimeOffset.UtcNow),
+            cancellationToken
+        );
+        if (!result.IsSuccess)
+            return result.ToHttpResult();
+        if (result.Value.Segments.Count == 0)
+            return Results.StatusCode(StatusCodes.Status503ServiceUnavailable);
+
+        response.Headers.CacheControl = "no-cache";
+        return Results.Text(Render(result.Value), "application/vnd.apple.mpegurl");
+    }
+
+    private static IResult Segment(
+        Guid assetId,
+        string file,
+        HttpRequest request,
+        HttpResponse response,
+        StreamTokenService tokens,
+        MediaPathResolver paths
+    )
+    {
+        if (tokens.Validate(request.Cookies[StreamCookieName]) is null)
+            return Results.Unauthorized();
+        if (!SegmentFiles.IsSegmentName(file))
+            return Results.NotFound();
+
+        if (SegmentFiles.TryResolveExisting(paths, assetId, file) is not { } path)
+            return Results.NotFound();
+
+        response.Headers.CacheControl = "public, max-age=31536000, immutable";
+        return Results.File(path, "video/mp2t", enableRangeProcessing: true);
+    }
+
+    private static string Render(LivePlaylistDto playlist)
+    {
+        var extinf = playlist.TargetDuration.ToString("F6", CultureInfo.InvariantCulture);
+        var sb = new StringBuilder();
+        sb.Append("#EXTM3U\n");
+        sb.Append("#EXT-X-VERSION:3\n");
+        sb.Append(
+            CultureInfo.InvariantCulture,
+            $"#EXT-X-TARGETDURATION:{playlist.TargetDuration}\n"
+        );
+        sb.Append(
+            CultureInfo.InvariantCulture,
+            $"#EXT-X-MEDIA-SEQUENCE:{playlist.MediaSequence}\n"
+        );
+
+        foreach (var segment in playlist.Segments)
+        {
+            if (segment.Discontinuity)
+                sb.Append("#EXT-X-DISCONTINUITY\n");
+            sb.Append(CultureInfo.InvariantCulture, $"#EXTINF:{extinf},\n");
+            sb.Append(
+                CultureInfo.InvariantCulture,
+                $"/api/stream/{segment.AssetId:N}/seg{segment.LocalIndex:D5}.ts\n"
+            );
+        }
+
+        return sb.ToString();
+    }
+}
+
+/// <summary>Опции зрительской части, включённые глобально.</summary>
+public sealed record ViewerFeaturesDto(bool ChannelNumbersEnabled);
diff --git a/backend/src/TeleWave.Api/Endpoints/TemplateEndpoints.cs b/backend/src/TeleWave.Api/Endpoints/TemplateEndpoints.cs
index ece21f8..0b2518a 100644
--- a/backend/src/TeleWave.Api/Endpoints/TemplateEndpoints.cs
+++ b/backend/src/TeleWave.Api/Endpoints/TemplateEndpoints.cs
@@ -1,296 +1,296 @@
-using LiteCqrs;
-using TeleWave.Api.Common;
-using TeleWave.Application.Programming.Planning.ApplyTemplate;
-using TeleWave.Application.Programming.Planning.Diff;
-using TeleWave.Application.Programming.Planning.Preview;
-using TeleWave.Application.Programming.Templates;
-using TeleWave.Application.Programming.Templates.CopyTemplate;
-using TeleWave.Application.Programming.Templates.CreateSlot;
-using TeleWave.Application.Programming.Templates.CreateTemplate;
-using TeleWave.Application.Programming.Templates.DeleteSlot;
-using TeleWave.Application.Programming.Templates.GetTemplate;
-using TeleWave.Application.Programming.Templates.Layers;
-using TeleWave.Application.Programming.Templates.UpdateSlot;
-using TeleWave.Application.Programming.Templates.Validate;
-using TeleWave.Infrastructure.Identity;
-
-namespace TeleWave.Api.Endpoints;
-
-/// <summary>
-/// Сетка канала: шаблон, слои, слоты. Правка ничего не двигает в эфире — она помечает шаблон
-/// изменённым, а хвост пересобирается отдельной командой применения.
-/// </summary>
-public static class TemplateEndpoints
-{
-    public static IEndpointRouteBuilder MapTemplateEndpoints(this IEndpointRouteBuilder app)
-    {
-        var admin = app.MapGroup("/api/admin")
-            .WithTags("Admin.Templates")
-            .RequireAuthorization(policy => policy.RequireRole(RoleNames.Admin));
-
-        admin
-            .MapGet("/channels/{channelId:guid}/template", GetTemplate)
-            .Produces<ScheduleTemplateDto>();
-        // Завести сетку каналу, у которого её нет (напр. пережившему снос старой ротации).
-        admin
-            .MapPost("/channels/{channelId:guid}/template", CreateTemplate)
-            .Produces<CreatedIdResponse>(StatusCodes.Status201Created);
-        admin
-            .MapPut("/templates/{templateId:guid}", UpdateTemplate)
-            .Produces(StatusCodes.Status204NoContent);
-
-        // Применение правил к эфиру — отдельным действием: правка слотов эфир не двигает.
-        admin
-            .MapPost("/channels/{channelId:guid}/template/apply", ApplyTemplate)
-            .Produces<ApplyResultDto>();
-        // Предпросмотр — тот же генератор, но без записи и без продвижения курсоров.
-        admin
-            .MapGet("/channels/{channelId:guid}/template/preview", PreviewTemplate)
-            .Produces<SchedulePreviewDto>();
-        // Проверки по правилам — только по шаблону, без прогона генератора.
-        admin
-            .MapGet("/channels/{channelId:guid}/template/issues", ValidateTemplate)
-            .Produces<IReadOnlyList<TemplateIssueDto>>();
-        // Что изменится в эфире, если применить прямо сейчас.
-        admin
-            .MapGet("/channels/{channelId:guid}/template/diff", DiffTemplate)
-            .Produces<ScheduleDiffDto>();
-        admin
-            .MapPost(
-                "/channels/{channelId:guid}/template/copy-to/{targetChannelId:guid}",
-                CopyTemplate
-            )
-            .Produces<CopyTemplateResultDto>();
-
-        admin
-            .MapPost("/templates/{templateId:guid}/layers", CreateLayer)
-            .Produces<CreatedIdResponse>(StatusCodes.Status201Created);
-        admin
-            .MapPut("/layers/{layerId:guid}", UpdateLayer)
-            .Produces(StatusCodes.Status204NoContent);
-        admin
-            .MapDelete("/layers/{layerId:guid}", DeleteLayer)
-            .Produces(StatusCodes.Status204NoContent);
-
-        admin
-            .MapPost("/layers/{layerId:guid}/slots", CreateSlot)
-            .Produces<CreatedIdResponse>(StatusCodes.Status201Created);
-        admin.MapPut("/slots/{slotId:guid}", UpdateSlot).Produces(StatusCodes.Status204NoContent);
-        admin
-            .MapDelete("/slots/{slotId:guid}", DeleteSlot)
-            .Produces(StatusCodes.Status204NoContent);
-
-        return app;
-    }
-
-    private static async Task<IResult> GetTemplate(
-        Guid channelId,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new GetChannelTemplateQuery(channelId), cancellationToken);
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> CreateTemplate(
-        Guid channelId,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new CreateChannelTemplateCommand(channelId),
-            cancellationToken
-        );
-        return result.IsSuccess
-            ? Results.Created(
-                $"/api/admin/channels/{channelId}/template",
-                new CreatedIdResponse(result.Value)
-            )
-            : result.ToHttpResult();
-    }
-
-    private static async Task<IResult> ApplyTemplate(
-        Guid channelId,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new ApplyChannelTemplateCommand(channelId),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> PreviewTemplate(
-        Guid channelId,
-        ISender sender,
-        CancellationToken cancellationToken,
-        int days = 1
-    )
-    {
-        var result = await sender.Send(
-            new PreviewScheduleQuery(channelId, days),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> ValidateTemplate(
-        Guid channelId,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new ValidateTemplateQuery(channelId), cancellationToken);
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> DiffTemplate(
-        Guid channelId,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new PreviewApplyDiffQuery(channelId), cancellationToken);
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> CopyTemplate(
-        Guid channelId,
-        Guid targetChannelId,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new CopyTemplateCommand(channelId, targetChannelId),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> UpdateTemplate(
-        Guid templateId,
-        UpdateTemplateBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new UpdateTemplateCommand(
-                templateId,
-                body.Name,
-                body.FallbackGroupId,
-                body.DefaultJunctionId,
-                body.Rules
-            ),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> CreateLayer(
-        Guid templateId,
-        CreateLayerBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new CreateLayerCommand(templateId, body.Name, body.Priority),
-            cancellationToken
-        );
-        return result.IsSuccess
-            ? Results.Created(
-                $"/api/admin/layers/{result.Value}",
-                new CreatedIdResponse(result.Value)
-            )
-            : result.ToHttpResult();
-    }
-
-    private static async Task<IResult> UpdateLayer(
-        Guid layerId,
-        UpdateLayerBody body,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(
-            new UpdateLayerCommand(
-                layerId,
-                body.Name,
-                body.Priority,
-                body.Applicability,
-                body.IsEnabled
-            ),
-            cancellationToken
-        );
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> DeleteLayer(
-        Guid layerId,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new DeleteLayerCommand(layerId), cancellationToken);
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> CreateSlot(
-        Guid layerId,
-        SlotInput input,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new CreateSlotCommand(layerId, input), cancellationToken);
-        return result.IsSuccess
-            ? Results.Created(
-                $"/api/admin/slots/{result.Value}",
-                new CreatedIdResponse(result.Value)
-            )
-            : result.ToHttpResult();
-    }
-
-    private static async Task<IResult> UpdateSlot(
-        Guid slotId,
-        SlotInput input,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new UpdateSlotCommand(slotId, input), cancellationToken);
-        return result.ToHttpResult();
-    }
-
-    private static async Task<IResult> DeleteSlot(
-        Guid slotId,
-        ISender sender,
-        CancellationToken cancellationToken
-    )
-    {
-        var result = await sender.Send(new DeleteSlotCommand(slotId), cancellationToken);
-        return result.ToHttpResult();
-    }
-}
-
-public sealed record UpdateTemplateBody(
-    string Name,
-    Guid? FallbackGroupId,
-    Guid? DefaultJunctionId,
-    PlanningRules? Rules
-);
-
-public sealed record CreateLayerBody(string Name, int Priority);
-
-public sealed record UpdateLayerBody(
-    string Name,
-    int Priority,
-    LayerApplicability? Applicability,
-    bool IsEnabled
-);
+using LiteCqrs;
+using TeleWave.Api.Common;
+using TeleWave.Application.Programming.Planning.ApplyTemplate;
+using TeleWave.Application.Programming.Planning.Diff;
+using TeleWave.Application.Programming.Planning.Preview;
+using TeleWave.Application.Programming.Templates;
+using TeleWave.Application.Programming.Templates.CopyTemplate;
+using TeleWave.Application.Programming.Templates.CreateSlot;
+using TeleWave.Application.Programming.Templates.CreateTemplate;
+using TeleWave.Application.Programming.Templates.DeleteSlot;
+using TeleWave.Application.Programming.Templates.GetTemplate;
+using TeleWave.Application.Programming.Templates.Layers;
+using TeleWave.Application.Programming.Templates.UpdateSlot;
+using TeleWave.Application.Programming.Templates.Validate;
+using TeleWave.Infrastructure.Identity;
+
+namespace TeleWave.Api.Endpoints;
+
+/// <summary>
+/// Сетка канала: шаблон, слои, слоты. Правка ничего не двигает в эфире — она помечает шаблон
+/// изменённым, а хвост пересобирается отдельной командой применения.
+/// </summary>
+public static class TemplateEndpoints
+{
+    public static IEndpointRouteBuilder MapTemplateEndpoints(this IEndpointRouteBuilder app)
+    {
+        var admin = app.MapGroup("/api/admin")
+            .WithTags("Admin.Templates")
+            .RequireAuthorization(policy => policy.RequireRole(RoleNames.Admin));
+
+        admin
+            .MapGet("/channels/{channelId:guid}/template", GetTemplate)
+            .Produces<ScheduleTemplateDto>();
+        // Завести сетку каналу, у которого её нет (напр. пережившему снос старой ротации).
+        admin
+            .MapPost("/channels/{channelId:guid}/template", CreateTemplate)
+            .Produces<CreatedIdResponse>(StatusCodes.Status201Created);
+        admin
+            .MapPut("/templates/{templateId:guid}", UpdateTemplate)
+            .Produces(StatusCodes.Status204NoContent);
+
+        // Применение правил к эфиру — отдельным действием: правка слотов эфир не двигает.
+        admin
+            .MapPost("/channels/{channelId:guid}/template/apply", ApplyTemplate)
+            .Produces<ApplyResultDto>();
+        // Предпросмотр — тот же генератор, но без записи и без продвижения курсоров.
+        admin
+            .MapGet("/channels/{channelId:guid}/template/preview", PreviewTemplate)
+            .Produces<SchedulePreviewDto>();
+        // Проверки по правилам — только по шаблону, без прогона генератора.
+        admin
+            .MapGet("/channels/{channelId:guid}/template/issues", ValidateTemplate)
+            .Produces<IReadOnlyList<TemplateIssueDto>>();
+        // Что изменится в эфире, если применить прямо сейчас.
+        admin
+            .MapGet("/channels/{channelId:guid}/template/diff", DiffTemplate)
+            .Produces<ScheduleDiffDto>();
+        admin
+            .MapPost(
+                "/channels/{channelId:guid}/template/copy-to/{targetChannelId:guid}",
+                CopyTemplate
+            )
+            .Produces<CopyTemplateResultDto>();
+
+        admin
+            .MapPost("/templates/{templateId:guid}/layers", CreateLayer)
+            .Produces<CreatedIdResponse>(StatusCodes.Status201Created);
+        admin
+            .MapPut("/layers/{layerId:guid}", UpdateLayer)
+            .Produces(StatusCodes.Status204NoContent);
+        admin
+            .MapDelete("/layers/{layerId:guid}", DeleteLayer)
+            .Produces(StatusCodes.Status204NoContent);
+
+        admin
+            .MapPost("/layers/{layerId:guid}/slots", CreateSlot)
+            .Produces<CreatedIdResponse>(StatusCodes.Status201Created);
+        admin.MapPut("/slots/{slotId:guid}", UpdateSlot).Produces(StatusCodes.Status204NoContent);
+        admin
+            .MapDelete("/slots/{slotId:guid}", DeleteSlot)
+            .Produces(StatusCodes.Status204NoContent);
+
+        return app;
+    }
+
+    private static async Task<IResult> GetTemplate(
+        Guid channelId,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new GetChannelTemplateQuery(channelId), cancellationToken);
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> CreateTemplate(
+        Guid channelId,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new CreateChannelTemplateCommand(channelId),
+            cancellationToken
+        );
+        return result.IsSuccess
+            ? Results.Created(
+                $"/api/admin/channels/{channelId}/template",
+                new CreatedIdResponse(result.Value)
+            )
+            : result.ToHttpResult();
+    }
+
+    private static async Task<IResult> ApplyTemplate(
+        Guid channelId,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new ApplyChannelTemplateCommand(channelId),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> PreviewTemplate(
+        Guid channelId,
+        ISender sender,
+        CancellationToken cancellationToken,
+        int days = 1
+    )
+    {
+        var result = await sender.Send(
+            new PreviewScheduleQuery(channelId, days),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> ValidateTemplate(
+        Guid channelId,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new ValidateTemplateQuery(channelId), cancellationToken);
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> DiffTemplate(
+        Guid channelId,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new PreviewApplyDiffQuery(channelId), cancellationToken);
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> CopyTemplate(
+        Guid channelId,
+        Guid targetChannelId,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new CopyTemplateCommand(channelId, targetChannelId),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> UpdateTemplate(
+        Guid templateId,
+        UpdateTemplateBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new UpdateTemplateCommand(
+                templateId,
+                body.Name,
+                body.FallbackGroupId,
+                body.DefaultJunctionId,
+                body.Rules
+            ),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> CreateLayer(
+        Guid templateId,
+        CreateLayerBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new CreateLayerCommand(templateId, body.Name, body.Priority),
+            cancellationToken
+        );
+        return result.IsSuccess
+            ? Results.Created(
+                $"/api/admin/layers/{result.Value}",
+                new CreatedIdResponse(result.Value)
+            )
+            : result.ToHttpResult();
+    }
+
+    private static async Task<IResult> UpdateLayer(
+        Guid layerId,
+        UpdateLayerBody body,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(
+            new UpdateLayerCommand(
+                layerId,
+                body.Name,
+                body.Priority,
+                body.Applicability,
+                body.IsEnabled
+            ),
+            cancellationToken
+        );
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> DeleteLayer(
+        Guid layerId,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new DeleteLayerCommand(layerId), cancellationToken);
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> CreateSlot(
+        Guid layerId,
+        SlotInput input,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new CreateSlotCommand(layerId, input), cancellationToken);
+        return result.IsSuccess
+            ? Results.Created(
+                $"/api/admin/slots/{result.Value}",
+                new CreatedIdResponse(result.Value)
+            )
+            : result.ToHttpResult();
+    }
+
+    private static async Task<IResult> UpdateSlot(
+        Guid slotId,
+        SlotInput input,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new UpdateSlotCommand(slotId, input), cancellationToken);
+        return result.ToHttpResult();
+    }
+
+    private static async Task<IResult> DeleteSlot(
+        Guid slotId,
+        ISender sender,
+        CancellationToken cancellationToken
+    )
+    {
+        var result = await sender.Send(new DeleteSlotCommand(slotId), cancellationToken);
+        return result.ToHttpResult();
+    }
+}
+
+public sealed record UpdateTemplateBody(
+    string Name,
+    Guid? FallbackGroupId,
+    Guid? DefaultJunctionId,
+    PlanningRules? Rules
+);
+
+public sealed record CreateLayerBody(string Name, int Priority);
+
+public sealed record UpdateLayerBody(
+    string Name,
+    int Priority,
+    LayerApplicability? Applicability,
+    bool IsEnabled
+);
diff --git a/backend/src/TeleWave.Api/Program.cs b/backend/src/TeleWave.Api/Program.cs
index 8e15967..9e7553e 100644
--- a/backend/src/TeleWave.Api/Program.cs
+++ b/backend/src/TeleWave.Api/Program.cs
@@ -1,148 +1,148 @@
-using System.Net;
-using System.Text.Json.Serialization;
-using System.Threading.RateLimiting;
-using Microsoft.AspNetCore.HttpOverrides;
-using Microsoft.AspNetCore.RateLimiting;
-using Scalar.AspNetCore;
-using Serilog;
-using TeleWave.Api.Common;
-using TeleWave.Api.Endpoints;
-using TeleWave.Application;
-using TeleWave.Infrastructure;
-using TeleWave.Infrastructure.Identity;
-using TeleWave.Infrastructure.Persistence;
-
-var builder = WebApplication.CreateBuilder(args);
-
-// Загрузка медиа стримится на диск; поднимаем лимит тела запроса Kestrel до максимума загрузки
-// (иначе дефолтные ~30 МБ рубят большие файлы). Собственный контроль размера — в MediaEndpoints.
-builder.WebHost.ConfigureKestrel(options =>
-    options.Limits.MaxRequestBodySize =
-        builder.Configuration.GetValue<long?>("Media:MaxUploadBytes") ?? 20L * 1024 * 1024 * 1024
-);
-
-// Структурное логирование (Serilog), конфигурация из appsettings/env.
-builder.Services.AddSerilog(
-    (services, configuration) =>
-        configuration
-            .ReadFrom.Configuration(builder.Configuration)
-            .ReadFrom.Services(services)
-            .Enrich.FromLogContext()
-);
-
-// За внешним прокси доверяем X-Forwarded-* (TLS терминируется вне контейнера), но ТОЛЬКО от явно
-// перечисленных адресов/сетей прокси — иначе клиент может подделать свой IP/схему напрямую, минуя
-// прокси. По умолчанию (без конфигурации) остаётся дефолт ASP.NET Core — доверие только loopback,
-// а для прод-топологии прокси задаётся через ForwardedHeaders__KnownProxies/KnownNetworks (см. .env.example).
-builder.Services.Configure<ForwardedHeadersOptions>(options =>
-{
-    options.ForwardedHeaders = ForwardedHeaders.XForwardedFor | ForwardedHeaders.XForwardedProto;
-
-    foreach (
-        var proxy in builder
-            .Configuration.GetSection("ForwardedHeaders:KnownProxies")
-            .Get<string[]>()
-            ?? []
-    )
-        options.KnownProxies.Add(IPAddress.Parse(proxy));
-
-    foreach (
-        var network in builder
-            .Configuration.GetSection("ForwardedHeaders:KnownNetworks")
-            .Get<string[]>()
-            ?? []
-    )
-    {
-        var parts = network.Split('/');
-        options.KnownIPNetworks.Add(
-            new System.Net.IPNetwork(IPAddress.Parse(parts[0]), int.Parse(parts[1]))
-        );
-    }
-});
-
-builder.Services.AddHttpContextAccessor();
-builder.Services.AddSingleton<UploadLimits>();
-builder.Services.AddApplication();
-builder.Services.AddInfrastructure(builder.Configuration);
-
-var authPermitLimit = builder.Configuration.GetValue("RateLimiting:AuthPermitLimit", 20);
-builder.Services.AddRateLimiter(options =>
-{
-    // Партиционируем по IP клиента (реальный адрес доступен после UseForwardedHeaders): единый
-    // непартиционированный лимит превращается в DoS — один клиент исчерпывает окно логина для всех.
-    options.AddPolicy(
-        RateLimiting.AuthPolicy,
-        httpContext =>
-            RateLimitPartition.GetFixedWindowLimiter(
-                httpContext.Connection.RemoteIpAddress?.ToString() ?? "unknown",
-                _ => new FixedWindowRateLimiterOptions
-                {
-                    PermitLimit = authPermitLimit,
-                    Window = TimeSpan.FromMinutes(1),
-                    QueueLimit = 0,
-                }
-            )
-    );
-    options.RejectionStatusCode = StatusCodes.Status429TooManyRequests;
-});
-
-// Энумы сериализуются строками, не числами — самодокументируемый JSON.
-builder.Services.ConfigureHttpJsonOptions(options =>
-    options.SerializerOptions.Converters.Add(new JsonStringEnumConverter())
-);
-
-builder.Services.AddProblemDetails();
-builder.Services.AddOpenApi();
-builder.Services.AddHealthChecks().AddDbContextCheck<AppDbContext>();
-
-var app = builder.Build();
-
-// Авто-применение миграций и идемпотентный сидинг (роли + админ из env) на старте.
-await app.Services.ApplyMigrationsAsync();
-await app.Services.SeedDataAsync();
-
-app.UseForwardedHeaders();
-app.UseSerilogRequestLogging();
-app.UseExceptionHandler();
-
-app.UseRateLimiter();
-
-app.UseAuthentication();
-app.UseAuthorization();
-
-// Схему/UI API публикуем не в проде (или явным флагом Api:EnableOpenApi=true) — чтобы в продакшене
-// не раскрывать полную карту эндпоинтов без необходимости.
-if (app.Environment.IsDevelopment() || app.Configuration.GetValue("Api:EnableOpenApi", false))
-{
-    app.MapOpenApi();
-    app.MapScalarApiReference();
-}
-
-app.MapHealthChecks("/health");
-
-app.MapAuthEndpoints();
-app.MapRoleEndpoints();
-app.MapAdminUserEndpoints();
-app.MapMediaEndpoints();
-app.MapShowEndpoints();
-app.MapGenreEndpoints();
-app.MapInterstitialEndpoints();
-app.MapCollectionEndpoints();
-app.MapGroupEndpoints();
-app.MapTemplateEndpoints();
-app.MapJunctionEndpoints();
-app.MapChannelEndpoints();
-app.MapStreamingEndpoints();
-app.MapMaintenanceEndpoints();
-app.MapSettingsEndpoints();
-app.MapMetadataEndpoints();
-app.MapImageEndpoints();
-
-// Раздача статики SPA из wwwroot + fallback на index.html для клиентских маршрутов.
-app.UseDefaultFiles();
-app.UseStaticFiles();
-app.MapFallbackToFile("index.html");
-
-// Раньше здесь объявлялся публичный partial-класс Program, чтобы WebApplicationTestFactory видела
-// сгенерированный класс. В ASP.NET Core 10 он и так публичный (ASP0027), объявление стало лишним.
-await app.RunAsync();
+using System.Net;
+using System.Text.Json.Serialization;
+using System.Threading.RateLimiting;
+using Microsoft.AspNetCore.HttpOverrides;
+using Microsoft.AspNetCore.RateLimiting;
+using Scalar.AspNetCore;
+using Serilog;
+using TeleWave.Api.Common;
+using TeleWave.Api.Endpoints;
+using TeleWave.Application;
+using TeleWave.Infrastructure;
+using TeleWave.Infrastructure.Identity;
+using TeleWave.Infrastructure.Persistence;
+
+var builder = WebApplication.CreateBuilder(args);
+
+// Загрузка медиа стримится на диск; поднимаем лимит тела запроса Kestrel до максимума загрузки
+// (иначе дефолтные ~30 МБ рубят большие файлы). Собственный контроль размера — в MediaEndpoints.
+builder.WebHost.ConfigureKestrel(options =>
+    options.Limits.MaxRequestBodySize =
+        builder.Configuration.GetValue<long?>("Media:MaxUploadBytes") ?? 20L * 1024 * 1024 * 1024
+);
+
+// Структурное логирование (Serilog), конфигурация из appsettings/env.
+builder.Services.AddSerilog(
+    (services, configuration) =>
+        configuration
+            .ReadFrom.Configuration(builder.Configuration)
+            .ReadFrom.Services(services)
+            .Enrich.FromLogContext()
+);
+
+// За внешним прокси доверяем X-Forwarded-* (TLS терминируется вне контейнера), но ТОЛЬКО от явно
+// перечисленных адресов/сетей прокси — иначе клиент может подделать свой IP/схему напрямую, минуя
+// прокси. По умолчанию (без конфигурации) остаётся дефолт ASP.NET Core — доверие только loopback,
+// а для прод-топологии прокси задаётся через ForwardedHeaders__KnownProxies/KnownNetworks (см. .env.example).
+builder.Services.Configure<ForwardedHeadersOptions>(options =>
+{
+    options.ForwardedHeaders = ForwardedHeaders.XForwardedFor | ForwardedHeaders.XForwardedProto;
+
+    foreach (
+        var proxy in builder
+            .Configuration.GetSection("ForwardedHeaders:KnownProxies")
+            .Get<string[]>()
+            ?? []
+    )
+        options.KnownProxies.Add(IPAddress.Parse(proxy));
+
+    foreach (
+        var network in builder
+            .Configuration.GetSection("ForwardedHeaders:KnownNetworks")
+            .Get<string[]>()
+            ?? []
+    )
+    {
+        var parts = network.Split('/');
+        options.KnownIPNetworks.Add(
+            new System.Net.IPNetwork(IPAddress.Parse(parts[0]), int.Parse(parts[1]))
+        );
+    }
+});
+
+builder.Services.AddHttpContextAccessor();
+builder.Services.AddSingleton<UploadLimits>();
+builder.Services.AddApplication();
+builder.Services.AddInfrastructure(builder.Configuration);
+
+var authPermitLimit = builder.Configuration.GetValue("RateLimiting:AuthPermitLimit", 20);
+builder.Services.AddRateLimiter(options =>
+{
+    // Партиционируем по IP клиента (реальный адрес доступен после UseForwardedHeaders): единый
+    // непартиционированный лимит превращается в DoS — один клиент исчерпывает окно логина для всех.
+    options.AddPolicy(
+        RateLimiting.AuthPolicy,
+        httpContext =>
+            RateLimitPartition.GetFixedWindowLimiter(
+                httpContext.Connection.RemoteIpAddress?.ToString() ?? "unknown",
+                _ => new FixedWindowRateLimiterOptions
+                {
+                    PermitLimit = authPermitLimit,
+                    Window = TimeSpan.FromMinutes(1),
+                    QueueLimit = 0,
+                }
+            )
+    );
+    options.RejectionStatusCode = StatusCodes.Status429TooManyRequests;
+});
+
+// Энумы сериализуются строками, не числами — самодокументируемый JSON.
+builder.Services.ConfigureHttpJsonOptions(options =>
+    options.SerializerOptions.Converters.Add(new JsonStringEnumConverter())
+);
+
+builder.Services.AddProblemDetails();
+builder.Services.AddOpenApi();
+builder.Services.AddHealthChecks().AddDbContextCheck<AppDbContext>();
+
+var app = builder.Build();
+
+// Авто-применение миграций и идемпотентный сидинг (роли + админ из env) на старте.
+await app.Services.ApplyMigrationsAsync();
+await app.Services.SeedDataAsync();
+
+app.UseForwardedHeaders();
+app.UseSerilogRequestLogging();
+app.UseExceptionHandler();
+
+app.UseRateLimiter();
+
+app.UseAuthentication();
+app.UseAuthorization();
+
+// Схему/UI API публикуем не в проде (или явным флагом Api:EnableOpenApi=true) — чтобы в продакшене
+// не раскрывать полную карту эндпоинтов без необходимости.
+if (app.Environment.IsDevelopment() || app.Configuration.GetValue("Api:EnableOpenApi", false))
+{
+    app.MapOpenApi();
+    app.MapScalarApiReference();
+}
+
+app.MapHealthChecks("/health");
+
+app.MapAuthEndpoints();
+app.MapRoleEndpoints();
+app.MapAdminUserEndpoints();
+app.MapMediaEndpoints();
+app.MapShowEndpoints();
+app.MapGenreEndpoints();
+app.MapInterstitialEndpoints();
+app.MapCollectionEndpoints();
+app.MapGroupEndpoints();
+app.MapTemplateEndpoints();
+app.MapJunctionEndpoints();
+app.MapChannelEndpoints();
+app.MapStreamingEndpoints();
+app.MapMaintenanceEndpoints();
+app.MapSettingsEndpoints();
+app.MapMetadataEndpoints();
+app.MapImageEndpoints();
+
+// Раздача статики SPA из wwwroot + fallback на index.html для клиентских маршрутов.
+app.UseDefaultFiles();
+app.UseStaticFiles();
+app.MapFallbackToFile("index.html");
+
+// Раньше здесь объявлялся публичный partial-класс Program, чтобы WebApplicationTestFactory видела
+// сгенерированный класс. В ASP.NET Core 10 он и так публичный (ASP0027), объявление стало лишним.
+await app.RunAsync();
diff --git a/backend/src/TeleWave.Application/Broadcast/Bumpers/RenderBumperPreviewCommandHandler.cs b/backend/src/TeleWave.Application/Broadcast/Bumpers/RenderBumperPreviewCommandHandler.cs
index e4dc762..b0adc19 100644
--- a/backend/src/TeleWave.Application/Broadcast/Bumpers/RenderBumperPreviewCommandHandler.cs
+++ b/backend/src/TeleWave.Application/Broadcast/Bumpers/RenderBumperPreviewCommandHandler.cs
@@ -1,126 +1,126 @@
-using LiteCqrs;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.Extensions.Options;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Common.Models;
-using TeleWave.Application.Streaming;
-using TeleWave.Domain.Broadcast;
-using TeleWave.Domain.Programming;
-
-namespace TeleWave.Application.Broadcast.Bumpers;
-
-public sealed class RenderBumperPreviewCommandHandler(
-    IAppDbContext dbContext,
-    IBumperRenderer renderer,
-    IBumperTemplateStorage storage,
-    IImageStore imageStore,
-    IOptions<BumperOptions> bumperOptions,
-    IOptions<StreamingOptions> streamingOptions
-) : ICommandHandler<RenderBumperPreviewCommand, Result>
-{
-    private readonly BumperOptions _bumper = bumperOptions.Value;
-    private readonly int _segmentSeconds = Math.Max(1, streamingOptions.Value.SegmentSeconds);
-
-    /// <summary>Длительность заставки без загруженного звука (сек) — как в генераторе.</summary>
-    private const int DefaultBumperDurationSeconds = 8;
-
-    public async Task<Result> Handle(
-        RenderBumperPreviewCommand query,
-        CancellationToken cancellationToken
-    )
-    {
-        var channel = await dbContext
-            .Channels.AsNoTracking()
-            .Include(c => c.BumperTemplates)
-                .ThenInclude(t => t.Variants)
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(c => c.Id == query.ChannelId, cancellationToken);
-        if (channel is null)
-            return Result.Failure(ChannelErrors.NotFound);
-
-        var template = channel.BumperTemplates.FirstOrDefault(t => t.Id == query.TemplateId);
-        if (template is null)
-            return Result.Failure(ChannelErrors.BumperTemplateNotFound);
-
-        var (fromName, toName) = await SampleNamesAsync(channel, cancellationToken);
-        var backgroundPath = await ResolveBackgroundPathAsync(template, cancellationToken);
-        var seconds = template.AudioDurationSeconds is { } d and > 0
-            ? d
-            : DefaultBumperDurationSeconds;
-        var aligned = (int)(
-            Math.Ceiling(Math.Max(_segmentSeconds, seconds) / _segmentSeconds) * _segmentSeconds
-        );
-        var audioPath = storage.AudioPath(template.Id, template.AudioExtension);
-
-        // Постер зависит от конкретного «следующего» шоу — в превью его не подставляем.
-        var inputs = new BumperSpecInputs(
-            fromName,
-            toName,
-            audioPath,
-            PosterAbsolutePath: null,
-            backgroundPath
-        );
-
-        // Рендерим каждый подблок в свой ассет-превью (id по подблоку).
-        foreach (var variant in template.Variants.OrderBy(v => v.Position))
-        {
-            var spec = BumperSpecFactory.Build(
-                _bumper,
-                channel.BumperFont,
-                template,
-                variant,
-                aligned,
-                inputs
-            );
-            await renderer.RenderAsync(BumperPreview.AssetId(variant.Id), spec, cancellationToken);
-        }
-
-        return Result.Success();
-    }
-
-    /// <summary>Путь к фон-картинке блока в общем реестре или null, если она не привязана.</summary>
-    private async Task<string?> ResolveBackgroundPathAsync(
-        BumperTemplate template,
-        CancellationToken cancellationToken
-    )
-    {
-        if (template.BackgroundImageId is not { } imageId)
-            return null;
-
-        var extension = await dbContext
-            .Images.AsNoTracking()
-            .Where(i => i.Id == imageId)
-            .Select(i => i.FileExtension)
-            .FirstOrDefaultAsync(cancellationToken);
-
-        return extension is null ? null : imageStore.ResolvePath(imageId, extension);
-    }
-
-    /// <summary>
-    /// Примерные названия «из/в» для превью. Берём шоу из групп, на которые ссылаются слоты канала:
-    /// так превью показывает реальные названия этого канала, а не случайные из библиотеки.
-    /// </summary>
-    private async Task<(string From, string To)> SampleNamesAsync(
-        Channel channel,
-        CancellationToken cancellationToken
-    )
-    {
-        var names = await (
-            from slot in dbContext.Slots.AsNoTracking()
-            join layer in dbContext.GridLayers.AsNoTracking() on slot.LayerId equals layer.Id
-            join item in dbContext.GroupItems.AsNoTracking() on slot.GroupId equals item.GroupId
-            join show in dbContext.Shows.AsNoTracking() on item.ElementId equals show.Id
-            where
-                layer.TemplateId == channel.TemplateId && item.ElementKind == GroupElementKind.Show
-            select show.Name
-        )
-            .Distinct()
-            .Take(2)
-            .ToListAsync(cancellationToken);
-
-        return (
-            names.ElementAtOrDefault(0) ?? "Первое шоу",
-            names.ElementAtOrDefault(1) ?? "Второе шоу"
-        );
-    }
-}
+using LiteCqrs;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Options;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Common.Models;
+using TeleWave.Application.Streaming;
+using TeleWave.Domain.Broadcast;
+using TeleWave.Domain.Programming;
+
+namespace TeleWave.Application.Broadcast.Bumpers;
+
+public sealed class RenderBumperPreviewCommandHandler(
+    IAppDbContext dbContext,
+    IBumperRenderer renderer,
+    IBumperTemplateStorage storage,
+    IImageStore imageStore,
+    IOptions<BumperOptions> bumperOptions,
+    IOptions<StreamingOptions> streamingOptions
+) : ICommandHandler<RenderBumperPreviewCommand, Result>
+{
+    private readonly BumperOptions _bumper = bumperOptions.Value;
+    private readonly int _segmentSeconds = Math.Max(1, streamingOptions.Value.SegmentSeconds);
+
+    /// <summary>Длительность заставки без загруженного звука (сек) — как в генераторе.</summary>
+    private const int DefaultBumperDurationSeconds = 8;
+
+    public async Task<Result> Handle(
+        RenderBumperPreviewCommand query,
+        CancellationToken cancellationToken
+    )
+    {
+        var channel = await dbContext
+            .Channels.AsNoTracking()
+            .Include(c => c.BumperTemplates)
+                .ThenInclude(t => t.Variants)
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(c => c.Id == query.ChannelId, cancellationToken);
+        if (channel is null)
+            return Result.Failure(ChannelErrors.NotFound);
+
+        var template = channel.BumperTemplates.FirstOrDefault(t => t.Id == query.TemplateId);
+        if (template is null)
+            return Result.Failure(ChannelErrors.BumperTemplateNotFound);
+
+        var (fromName, toName) = await SampleNamesAsync(channel, cancellationToken);
+        var backgroundPath = await ResolveBackgroundPathAsync(template, cancellationToken);
+        var seconds = template.AudioDurationSeconds is { } d and > 0
+            ? d
+            : DefaultBumperDurationSeconds;
+        var aligned = (int)(
+            Math.Ceiling(Math.Max(_segmentSeconds, seconds) / _segmentSeconds) * _segmentSeconds
+        );
+        var audioPath = storage.AudioPath(template.Id, template.AudioExtension);
+
+        // Постер зависит от конкретного «следующего» шоу — в превью его не подставляем.
+        var inputs = new BumperSpecInputs(
+            fromName,
+            toName,
+            audioPath,
+            PosterAbsolutePath: null,
+            backgroundPath
+        );
+
+        // Рендерим каждый подблок в свой ассет-превью (id по подблоку).
+        foreach (var variant in template.Variants.OrderBy(v => v.Position))
+        {
+            var spec = BumperSpecFactory.Build(
+                _bumper,
+                channel.BumperFont,
+                template,
+                variant,
+                aligned,
+                inputs
+            );
+            await renderer.RenderAsync(BumperPreview.AssetId(variant.Id), spec, cancellationToken);
+        }
+
+        return Result.Success();
+    }
+
+    /// <summary>Путь к фон-картинке блока в общем реестре или null, если она не привязана.</summary>
+    private async Task<string?> ResolveBackgroundPathAsync(
+        BumperTemplate template,
+        CancellationToken cancellationToken
+    )
+    {
+        if (template.BackgroundImageId is not { } imageId)
+            return null;
+
+        var extension = await dbContext
+            .Images.AsNoTracking()
+            .Where(i => i.Id == imageId)
+            .Select(i => i.FileExtension)
+            .FirstOrDefaultAsync(cancellationToken);
+
+        return extension is null ? null : imageStore.ResolvePath(imageId, extension);
+    }
+
+    /// <summary>
+    /// Примерные названия «из/в» для превью. Берём шоу из групп, на которые ссылаются слоты канала:
+    /// так превью показывает реальные названия этого канала, а не случайные из библиотеки.
+    /// </summary>
+    private async Task<(string From, string To)> SampleNamesAsync(
+        Channel channel,
+        CancellationToken cancellationToken
+    )
+    {
+        var names = await (
+            from slot in dbContext.Slots.AsNoTracking()
+            join layer in dbContext.GridLayers.AsNoTracking() on slot.LayerId equals layer.Id
+            join item in dbContext.GroupItems.AsNoTracking() on slot.GroupId equals item.GroupId
+            join show in dbContext.Shows.AsNoTracking() on item.ElementId equals show.Id
+            where
+                layer.TemplateId == channel.TemplateId && item.ElementKind == GroupElementKind.Show
+            select show.Name
+        )
+            .Distinct()
+            .Take(2)
+            .ToListAsync(cancellationToken);
+
+        return (
+            names.ElementAtOrDefault(0) ?? "Первое шоу",
+            names.ElementAtOrDefault(1) ?? "Второе шоу"
+        );
+    }
+}
diff --git a/backend/src/TeleWave.Application/Broadcast/ChannelDtos.cs b/backend/src/TeleWave.Application/Broadcast/ChannelDtos.cs
index 6210db5..819a94c 100644
--- a/backend/src/TeleWave.Application/Broadcast/ChannelDtos.cs
+++ b/backend/src/TeleWave.Application/Broadcast/ChannelDtos.cs
@@ -1,64 +1,64 @@
-using TeleWave.Domain.Broadcast;
-
-namespace TeleWave.Application.Broadcast;
-
-public sealed record ChannelSummaryDto(Guid Id, string Name, string Slug, bool IsEnabled);
-
-/// <summary>Общие для канала настройки ТВ-заставок (стиль/звук/текст — на блоках/подблоках).</summary>
-public sealed record BumperSettingsDto(BumperFont Font, BumperSelection Selection);
-
-/// <summary>Подблок (текст-вариант): свой текст + правило показа + вес поверх стиля/звука блока.</summary>
-public sealed record BumperTextVariantDto(
-    Guid Id,
-    int Position,
-    string Name,
-    BumperTextKind Kind,
-    string NowLabel,
-    string NextLabel,
-    string Line1,
-    string Line2,
-    BumperTrigger Trigger,
-    int Weight
-);
-
-/// <summary>Блок заставки: своё оформление + звук + подблоки. <see cref="AudioDurationSeconds"/> — длина звука (сек).</summary>
-public sealed record BumperTemplateDto(
-    Guid Id,
-    int Position,
-    bool IsDefault,
-    string Name,
-    string BackgroundColor,
-    string BackgroundColor2,
-    string AccentColor,
-    string TextColor,
-    Guid? BackgroundImageId,
-    bool HasAudio,
-    double? AudioDurationSeconds,
-    IReadOnlyList<BumperTextVariantDto> Variants
-);
-
-public sealed record ChannelDto(
-    Guid Id,
-    string Name,
-    string Slug,
-    bool IsEnabled,
-    int? Number,
-    int UtcOffsetMinutes,
-    TimeOnly DayStartTime,
-    Guid? TemplateId,
-    bool BumpersEnabled,
-    BumperSettingsDto Bumper,
-    IReadOnlyList<BumperTemplateDto> BumperTemplates,
-    Guid? FillerAssetId,
-    /// <summary>Оверлеи и фильтр зрительской части — всё опционально (см. 6.8).</summary>
-    ViewerSettingsDto Viewer
-);
-
-/// <summary>Как канал выглядит у зрителя: логотип-оверлей, часы, аналоговый фильтр.</summary>
-public sealed record ViewerSettingsDto(
-    Guid? LogoImageId,
-    LogoCorner LogoCorner,
-    double LogoOpacity,
-    bool ShowClock,
-    double AnalogFilterStrength
-);
+using TeleWave.Domain.Broadcast;
+
+namespace TeleWave.Application.Broadcast;
+
+public sealed record ChannelSummaryDto(Guid Id, string Name, string Slug, bool IsEnabled);
+
+/// <summary>Общие для канала настройки ТВ-заставок (стиль/звук/текст — на блоках/подблоках).</summary>
+public sealed record BumperSettingsDto(BumperFont Font, BumperSelection Selection);
+
+/// <summary>Подблок (текст-вариант): свой текст + правило показа + вес поверх стиля/звука блока.</summary>
+public sealed record BumperTextVariantDto(
+    Guid Id,
+    int Position,
+    string Name,
+    BumperTextKind Kind,
+    string NowLabel,
+    string NextLabel,
+    string Line1,
+    string Line2,
+    BumperTrigger Trigger,
+    int Weight
+);
+
+/// <summary>Блок заставки: своё оформление + звук + подблоки. <see cref="AudioDurationSeconds"/> — длина звука (сек).</summary>
+public sealed record BumperTemplateDto(
+    Guid Id,
+    int Position,
+    bool IsDefault,
+    string Name,
+    string BackgroundColor,
+    string BackgroundColor2,
+    string AccentColor,
+    string TextColor,
+    Guid? BackgroundImageId,
+    bool HasAudio,
+    double? AudioDurationSeconds,
+    IReadOnlyList<BumperTextVariantDto> Variants
+);
+
+public sealed record ChannelDto(
+    Guid Id,
+    string Name,
+    string Slug,
+    bool IsEnabled,
+    int? Number,
+    int UtcOffsetMinutes,
+    TimeOnly DayStartTime,
+    Guid? TemplateId,
+    bool BumpersEnabled,
+    BumperSettingsDto Bumper,
+    IReadOnlyList<BumperTemplateDto> BumperTemplates,
+    Guid? FillerAssetId,
+    /// <summary>Оверлеи и фильтр зрительской части — всё опционально (см. 6.8).</summary>
+    ViewerSettingsDto Viewer
+);
+
+/// <summary>Как канал выглядит у зрителя: логотип-оверлей, часы, аналоговый фильтр.</summary>
+public sealed record ViewerSettingsDto(
+    Guid? LogoImageId,
+    LogoCorner LogoCorner,
+    double LogoOpacity,
+    bool ShowClock,
+    double AnalogFilterStrength
+);
diff --git a/backend/src/TeleWave.Application/Broadcast/ChannelErrors.cs b/backend/src/TeleWave.Application/Broadcast/ChannelErrors.cs
index 1239272..42bd7bb 100644
--- a/backend/src/TeleWave.Application/Broadcast/ChannelErrors.cs
+++ b/backend/src/TeleWave.Application/Broadcast/ChannelErrors.cs
@@ -1,53 +1,53 @@
-using TeleWave.Application.Common.Models;
-
-namespace TeleWave.Application.Broadcast;
-
-public static class ChannelErrors
-{
-    public static readonly Error NotFound = Error.NotFound("Channels.NotFound", "Канал не найден.");
-
-    public static readonly Error NumberTaken = Error.Conflict(
-        "Channels.NumberTaken",
-        "Канал с таким номером уже есть."
-    );
-
-    public static readonly Error TemplateNotFound = Error.NotFound(
-        "Channels.TemplateNotFound",
-        "У канала нет шаблона сетки."
-    );
-
-    public static readonly Error DuplicateSlug = Error.Conflict(
-        "Channels.DuplicateSlug",
-        "Канал с таким slug уже существует."
-    );
-
-    public static readonly Error BumperTemplateNotFound = Error.NotFound(
-        "Channels.BumperTemplateNotFound",
-        "Блок заставки не найден."
-    );
-
-    public static readonly Error CannotRemoveDefaultBumperTemplate = Error.Validation(
-        "Channels.CannotRemoveDefaultBumperTemplate",
-        "Дефолтный блок заставки удалить нельзя."
-    );
-
-    public static readonly Error BumperTextVariantNotFound = Error.NotFound(
-        "Channels.BumperTextVariantNotFound",
-        "Подблок заставки не найден."
-    );
-
-    public static readonly Error CannotRemoveLastBumperTextVariant = Error.Validation(
-        "Channels.CannotRemoveLastBumperTextVariant",
-        "Нельзя удалить последний подблок — нужен хотя бы один."
-    );
-
-    public static readonly Error AssetNotFound = Error.NotFound(
-        "Channels.AssetNotFound",
-        "Медиа-ассет не найден."
-    );
-
-    public static readonly Error InvalidBumperFile = Error.Validation(
-        "Channels.InvalidBumperFile",
-        "Недопустимый файл заставки (формат или размер)."
-    );
-}
+using TeleWave.Application.Common.Models;
+
+namespace TeleWave.Application.Broadcast;
+
+public static class ChannelErrors
+{
+    public static readonly Error NotFound = Error.NotFound("Channels.NotFound", "Канал не найден.");
+
+    public static readonly Error NumberTaken = Error.Conflict(
+        "Channels.NumberTaken",
+        "Канал с таким номером уже есть."
+    );
+
+    public static readonly Error TemplateNotFound = Error.NotFound(
+        "Channels.TemplateNotFound",
+        "У канала нет шаблона сетки."
+    );
+
+    public static readonly Error DuplicateSlug = Error.Conflict(
+        "Channels.DuplicateSlug",
+        "Канал с таким slug уже существует."
+    );
+
+    public static readonly Error BumperTemplateNotFound = Error.NotFound(
+        "Channels.BumperTemplateNotFound",
+        "Блок заставки не найден."
+    );
+
+    public static readonly Error CannotRemoveDefaultBumperTemplate = Error.Validation(
+        "Channels.CannotRemoveDefaultBumperTemplate",
+        "Дефолтный блок заставки удалить нельзя."
+    );
+
+    public static readonly Error BumperTextVariantNotFound = Error.NotFound(
+        "Channels.BumperTextVariantNotFound",
+        "Подблок заставки не найден."
+    );
+
+    public static readonly Error CannotRemoveLastBumperTextVariant = Error.Validation(
+        "Channels.CannotRemoveLastBumperTextVariant",
+        "Нельзя удалить последний подблок — нужен хотя бы один."
+    );
+
+    public static readonly Error AssetNotFound = Error.NotFound(
+        "Channels.AssetNotFound",
+        "Медиа-ассет не найден."
+    );
+
+    public static readonly Error InvalidBumperFile = Error.Validation(
+        "Channels.InvalidBumperFile",
+        "Недопустимый файл заставки (формат или размер)."
+    );
+}
diff --git a/backend/src/TeleWave.Application/Broadcast/GetChannel/GetChannelQueryHandler.cs b/backend/src/TeleWave.Application/Broadcast/GetChannel/GetChannelQueryHandler.cs
index 56a7a96..615ab1b 100644
--- a/backend/src/TeleWave.Application/Broadcast/GetChannel/GetChannelQueryHandler.cs
+++ b/backend/src/TeleWave.Application/Broadcast/GetChannel/GetChannelQueryHandler.cs
@@ -1,82 +1,82 @@
-using LiteCqrs;
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Common.Models;
-
-namespace TeleWave.Application.Broadcast.GetChannel;
-
-public sealed class GetChannelQueryHandler(IAppDbContext dbContext)
-    : IQueryHandler<GetChannelQuery, Result<ChannelDto>>
-{
-    public async Task<Result<ChannelDto>> Handle(
-        GetChannelQuery query,
-        CancellationToken cancellationToken
-    )
-    {
-        // Что и когда идёт в эфире, лежит в шаблоне сетки и запрашивается отдельно
-        // (GetChannelTemplateQuery) — здесь только собственные свойства канала.
-        var channel = await dbContext
-            .Channels.AsNoTracking()
-            .Include(c => c.BumperTemplates)
-                .ThenInclude(t => t.Variants)
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(c => c.Id == query.Id, cancellationToken);
-        if (channel is null)
-            return Result.Failure<ChannelDto>(ChannelErrors.NotFound);
-
-        var bumperTemplates = channel
-            .BumperTemplates.OrderBy(t => t.Position)
-            .Select(t => new BumperTemplateDto(
-                t.Id,
-                t.Position,
-                t.IsDefault,
-                t.Name,
-                t.BackgroundColor,
-                t.BackgroundColor2,
-                t.AccentColor,
-                t.TextColor,
-                t.BackgroundImageId,
-                t.AudioExtension is not null,
-                t.AudioDurationSeconds,
-                t.Variants.OrderBy(v => v.Position)
-                    .Select(v => new BumperTextVariantDto(
-                        v.Id,
-                        v.Position,
-                        v.Name,
-                        v.Kind,
-                        v.NowLabel,
-                        v.NextLabel,
-                        v.Line1,
-                        v.Line2,
-                        v.Trigger,
-                        v.Weight
-                    ))
-                    .ToList()
-            ))
-            .ToList();
-
-        return Result.Success(
-            new ChannelDto(
-                channel.Id,
-                channel.Name,
-                channel.Slug,
-                channel.IsEnabled,
-                channel.Number,
-                channel.UtcOffsetMinutes,
-                channel.DayStartTime,
-                channel.TemplateId,
-                channel.BumpersEnabled,
-                new BumperSettingsDto(channel.BumperFont, channel.BumperSelection),
-                bumperTemplates,
-                channel.FillerAssetId,
-                new ViewerSettingsDto(
-                    channel.LogoImageId,
-                    channel.LogoCorner,
-                    channel.LogoOpacity,
-                    channel.ShowClock,
-                    channel.AnalogFilterStrength
-                )
-            )
-        );
-    }
-}
+using LiteCqrs;
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Common.Models;
+
+namespace TeleWave.Application.Broadcast.GetChannel;
+
+public sealed class GetChannelQueryHandler(IAppDbContext dbContext)
+    : IQueryHandler<GetChannelQuery, Result<ChannelDto>>
+{
+    public async Task<Result<ChannelDto>> Handle(
+        GetChannelQuery query,
+        CancellationToken cancellationToken
+    )
+    {
+        // Что и когда идёт в эфире, лежит в шаблоне сетки и запрашивается отдельно
+        // (GetChannelTemplateQuery) — здесь только собственные свойства канала.
+        var channel = await dbContext
+            .Channels.AsNoTracking()
+            .Include(c => c.BumperTemplates)
+                .ThenInclude(t => t.Variants)
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(c => c.Id == query.Id, cancellationToken);
+        if (channel is null)
+            return Result.Failure<ChannelDto>(ChannelErrors.NotFound);
+
+        var bumperTemplates = channel
+            .BumperTemplates.OrderBy(t => t.Position)
+            .Select(t => new BumperTemplateDto(
+                t.Id,
+                t.Position,
+                t.IsDefault,
+                t.Name,
+                t.BackgroundColor,
+                t.BackgroundColor2,
+                t.AccentColor,
+                t.TextColor,
+                t.BackgroundImageId,
+                t.AudioExtension is not null,
+                t.AudioDurationSeconds,
+                t.Variants.OrderBy(v => v.Position)
+                    .Select(v => new BumperTextVariantDto(
+                        v.Id,
+                        v.Position,
+                        v.Name,
+                        v.Kind,
+                        v.NowLabel,
+                        v.NextLabel,
+                        v.Line1,
+                        v.Line2,
+                        v.Trigger,
+                        v.Weight
+                    ))
+                    .ToList()
+            ))
+            .ToList();
+
+        return Result.Success(
+            new ChannelDto(
+                channel.Id,
+                channel.Name,
+                channel.Slug,
+                channel.IsEnabled,
+                channel.Number,
+                channel.UtcOffsetMinutes,
+                channel.DayStartTime,
+                channel.TemplateId,
+                channel.BumpersEnabled,
+                new BumperSettingsDto(channel.BumperFont, channel.BumperSelection),
+                bumperTemplates,
+                channel.FillerAssetId,
+                new ViewerSettingsDto(
+                    channel.LogoImageId,
+                    channel.LogoCorner,
+                    channel.LogoOpacity,
+                    channel.ShowClock,
+                    channel.AnalogFilterStrength
+                )
+            )
+        );
+    }
+}
diff --git a/backend/src/TeleWave.Application/Broadcast/Scheduling/SchedulerOptions.cs b/backend/src/TeleWave.Application/Broadcast/Scheduling/SchedulerOptions.cs
index 27f98bc..ae6f1ee 100644
--- a/backend/src/TeleWave.Application/Broadcast/Scheduling/SchedulerOptions.cs
+++ b/backend/src/TeleWave.Application/Broadcast/Scheduling/SchedulerOptions.cs
@@ -1,21 +1,21 @@
-namespace TeleWave.Application.Broadcast.Scheduling;
-
-public sealed class SchedulerOptions
-{
-    public const string SectionName = "Scheduler";
-
-    /// <summary>
-    /// На сколько дней вперёд держать материализованное расписание. Неделя — часть замысла:
-    /// «знать, что мультики будут в субботу в 9:30» работает, только если программа известна заранее.
-    /// </summary>
-    public int HorizonDays { get; init; } = 7;
-
-    /// <summary>
-    /// Сколько дней прошедшего расписания хранить. Должно покрывать самое долгое остывание среди правил
-    /// канала и самый глубокий повтор: история показов берётся из самой ленты, отдельного журнала нет.
-    /// </summary>
-    public int RetentionDays { get; init; } = 90;
-
-    /// <summary>Период тика фонового планировщика, минуты.</summary>
-    public int TickMinutes { get; init; } = 30;
-}
+namespace TeleWave.Application.Broadcast.Scheduling;
+
+public sealed class SchedulerOptions
+{
+    public const string SectionName = "Scheduler";
+
+    /// <summary>
+    /// На сколько дней вперёд держать материализованное расписание. Неделя — часть замысла:
+    /// «знать, что мультики будут в субботу в 9:30» работает, только если программа известна заранее.
+    /// </summary>
+    public int HorizonDays { get; init; } = 7;
+
+    /// <summary>
+    /// Сколько дней прошедшего расписания хранить. Должно покрывать самое долгое остывание среди правил
+    /// канала и самый глубокий повтор: история показов берётся из самой ленты, отдельного журнала нет.
+    /// </summary>
+    public int RetentionDays { get; init; } = 90;
+
+    /// <summary>Период тика фонового планировщика, минуты.</summary>
+    public int TickMinutes { get; init; } = 30;
+}
diff --git a/backend/src/TeleWave.Application/Broadcast/UpdateChannelSettings/UpdateChannelSettingsCommand.cs b/backend/src/TeleWave.Application/Broadcast/UpdateChannelSettings/UpdateChannelSettingsCommand.cs
index e5c4f62..7b8c573 100644
--- a/backend/src/TeleWave.Application/Broadcast/UpdateChannelSettings/UpdateChannelSettingsCommand.cs
+++ b/backend/src/TeleWave.Application/Broadcast/UpdateChannelSettings/UpdateChannelSettingsCommand.cs
@@ -1,18 +1,18 @@
-using LiteCqrs;
-using TeleWave.Application.Common.Models;
-using TeleWave.Domain.Broadcast;
-
-namespace TeleWave.Application.Broadcast.UpdateChannelSettings;
-
-public sealed record UpdateChannelSettingsCommand(
-    Guid ChannelId,
-    string Name,
-    bool IsEnabled,
-    bool BumpersEnabled,
-    BumperSettingsInput Bumper,
-    Guid? FillerAssetId
-) : ICommand<Result>;
-
-/// <summary>Общие настройки ТВ-заставок канала (см. <c>Channel.UpdateBumperSettings</c>). Условия
-/// показа сюда не входят — они задаются на элементе стыка.</summary>
-public sealed record BumperSettingsInput(BumperFont Font, BumperSelection Selection);
+using LiteCqrs;
+using TeleWave.Application.Common.Models;
+using TeleWave.Domain.Broadcast;
+
+namespace TeleWave.Application.Broadcast.UpdateChannelSettings;
+
+public sealed record UpdateChannelSettingsCommand(
+    Guid ChannelId,
+    string Name,
+    bool IsEnabled,
+    bool BumpersEnabled,
+    BumperSettingsInput Bumper,
+    Guid? FillerAssetId
+) : ICommand<Result>;
+
+/// <summary>Общие настройки ТВ-заставок канала (см. <c>Channel.UpdateBumperSettings</c>). Условия
+/// показа сюда не входят — они задаются на элементе стыка.</summary>
+public sealed record BumperSettingsInput(BumperFont Font, BumperSelection Selection);
diff --git a/backend/src/TeleWave.Application/Broadcast/UpdateChannelSettings/UpdateChannelSettingsCommandHandler.cs b/backend/src/TeleWave.Application/Broadcast/UpdateChannelSettings/UpdateChannelSettingsCommandHandler.cs
index 4b78edd..5f15cc3 100644
--- a/backend/src/TeleWave.Application/Broadcast/UpdateChannelSettings/UpdateChannelSettingsCommandHandler.cs
+++ b/backend/src/TeleWave.Application/Broadcast/UpdateChannelSettings/UpdateChannelSettingsCommandHandler.cs
@@ -1,42 +1,42 @@
-using LiteCqrs;
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Common.Models;
-
-namespace TeleWave.Application.Broadcast.UpdateChannelSettings;
-
-public sealed class UpdateChannelSettingsCommandHandler(IAppDbContext dbContext)
-    : ICommandHandler<UpdateChannelSettingsCommand, Result>
-{
-    public async Task<Result> Handle(
-        UpdateChannelSettingsCommand command,
-        CancellationToken cancellationToken
-    )
-    {
-        var channel = await dbContext.Channels.FirstOrDefaultAsync(
-            c => c.Id == command.ChannelId,
-            cancellationToken
-        );
-        if (channel is null)
-            return Result.Failure(ChannelErrors.NotFound);
-
-        if (command.FillerAssetId is { } fillerId)
-        {
-            var exists = await dbContext.MediaAssets.AnyAsync(
-                a => a.Id == fillerId,
-                cancellationToken
-            );
-            if (!exists)
-                return Result.Failure(ChannelErrors.AssetNotFound);
-        }
-
-        channel.UpdateSettings(
-            command.Name,
-            command.IsEnabled,
-            command.BumpersEnabled,
-            command.FillerAssetId
-        );
-        channel.UpdateBumperSettings(command.Bumper.Font, command.Bumper.Selection);
-        return Result.Success();
-    }
-}
+using LiteCqrs;
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Common.Models;
+
+namespace TeleWave.Application.Broadcast.UpdateChannelSettings;
+
+public sealed class UpdateChannelSettingsCommandHandler(IAppDbContext dbContext)
+    : ICommandHandler<UpdateChannelSettingsCommand, Result>
+{
+    public async Task<Result> Handle(
+        UpdateChannelSettingsCommand command,
+        CancellationToken cancellationToken
+    )
+    {
+        var channel = await dbContext.Channels.FirstOrDefaultAsync(
+            c => c.Id == command.ChannelId,
+            cancellationToken
+        );
+        if (channel is null)
+            return Result.Failure(ChannelErrors.NotFound);
+
+        if (command.FillerAssetId is { } fillerId)
+        {
+            var exists = await dbContext.MediaAssets.AnyAsync(
+                a => a.Id == fillerId,
+                cancellationToken
+            );
+            if (!exists)
+                return Result.Failure(ChannelErrors.AssetNotFound);
+        }
+
+        channel.UpdateSettings(
+            command.Name,
+            command.IsEnabled,
+            command.BumpersEnabled,
+            command.FillerAssetId
+        );
+        channel.UpdateBumperSettings(command.Bumper.Font, command.Bumper.Selection);
+        return Result.Success();
+    }
+}
diff --git a/backend/src/TeleWave.Application/Broadcast/UpdateChannelSettings/UpdateChannelSettingsCommandValidator.cs b/backend/src/TeleWave.Application/Broadcast/UpdateChannelSettings/UpdateChannelSettingsCommandValidator.cs
index 9089ce6..0db7e94 100644
--- a/backend/src/TeleWave.Application/Broadcast/UpdateChannelSettings/UpdateChannelSettingsCommandValidator.cs
+++ b/backend/src/TeleWave.Application/Broadcast/UpdateChannelSettings/UpdateChannelSettingsCommandValidator.cs
@@ -1,12 +1,12 @@
-using FluentValidation;
-
-namespace TeleWave.Application.Broadcast.UpdateChannelSettings;
-
-public sealed class UpdateChannelSettingsCommandValidator
-    : AbstractValidator<UpdateChannelSettingsCommand>
-{
-    public UpdateChannelSettingsCommandValidator()
-    {
-        RuleFor(x => x.Name).NotEmpty().MaximumLength(256);
-    }
-}
+using FluentValidation;
+
+namespace TeleWave.Application.Broadcast.UpdateChannelSettings;
+
+public sealed class UpdateChannelSettingsCommandValidator
+    : AbstractValidator<UpdateChannelSettingsCommand>
+{
+    public UpdateChannelSettingsCommandValidator()
+    {
+        RuleFor(x => x.Name).NotEmpty().MaximumLength(256);
+    }
+}
diff --git a/backend/src/TeleWave.Application/Common/Interfaces/IAppDbContext.cs b/backend/src/TeleWave.Application/Common/Interfaces/IAppDbContext.cs
index 24f9844..b49c433 100644
--- a/backend/src/TeleWave.Application/Common/Interfaces/IAppDbContext.cs
+++ b/backend/src/TeleWave.Application/Common/Interfaces/IAppDbContext.cs
@@ -1,48 +1,48 @@
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Storage;
-using TeleWave.Domain.Auth;
-using TeleWave.Domain.Broadcast;
-using TeleWave.Domain.Images;
-using TeleWave.Domain.Library;
-using TeleWave.Domain.Media;
-using TeleWave.Domain.Programming;
-using TeleWave.Domain.Settings;
-
-namespace TeleWave.Application.Common.Interfaces;
-
-public interface IAppDbContext
-{
-    DbSet<RefreshToken> RefreshTokens { get; }
-    DbSet<MediaAsset> MediaAssets { get; }
-    DbSet<Show> Shows { get; }
-    DbSet<Genre> Genres { get; }
-    DbSet<GenreAlias> GenreAliases { get; }
-    DbSet<ShowGenre> ShowGenres { get; }
-    DbSet<Collection> Collections { get; }
-    DbSet<CollectionItem> CollectionItems { get; }
-    DbSet<Group> Groups { get; }
-    DbSet<GroupItem> GroupItems { get; }
-    DbSet<ScheduleTemplate> ScheduleTemplates { get; }
-    DbSet<GridLayer> GridLayers { get; }
-    DbSet<Slot> Slots { get; }
-    DbSet<SlotState> SlotStates { get; }
-    DbSet<JunctionTemplate> JunctionTemplates { get; }
-    DbSet<JunctionElement> JunctionElements { get; }
-    DbSet<Channel> Channels { get; }
-    DbSet<ScheduleEntry> ScheduleEntries { get; }
-    DbSet<BumperTextVariant> BumperTextVariants { get; }
-    DbSet<BumperAsset> BumperAssets { get; }
-    DbSet<AppSetting> AppSettings { get; }
-    DbSet<Image> Images { get; }
-
-    Task<int> SaveChangesAsync(CancellationToken cancellationToken);
-
-    /// <summary>Открывает явную транзакцию БД — для команд с несколькими операциями (в т.ч.
-    /// <c>ExecuteDelete</c> в обход change-tracker), которые должны быть атомарны.</summary>
-    Task<IDbContextTransaction> BeginTransactionAsync(CancellationToken cancellationToken);
-
-    /// <summary>Берёт транзакционную advisory-блокировку по каналу (снимается при коммите/откате).
-    /// Сериализует генерацию расписания одного канала между фоновым тиком и ручной перегенерацией.
-    /// Вызывать внутри открытой транзакции.</summary>
-    Task AcquireChannelLockAsync(Guid channelId, CancellationToken cancellationToken);
-}
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Storage;
+using TeleWave.Domain.Auth;
+using TeleWave.Domain.Broadcast;
+using TeleWave.Domain.Images;
+using TeleWave.Domain.Library;
+using TeleWave.Domain.Media;
+using TeleWave.Domain.Programming;
+using TeleWave.Domain.Settings;
+
+namespace TeleWave.Application.Common.Interfaces;
+
+public interface IAppDbContext
+{
+    DbSet<RefreshToken> RefreshTokens { get; }
+    DbSet<MediaAsset> MediaAssets { get; }
+    DbSet<Show> Shows { get; }
+    DbSet<Genre> Genres { get; }
+    DbSet<GenreAlias> GenreAliases { get; }
+    DbSet<ShowGenre> ShowGenres { get; }
+    DbSet<Collection> Collections { get; }
+    DbSet<CollectionItem> CollectionItems { get; }
+    DbSet<Group> Groups { get; }
+    DbSet<GroupItem> GroupItems { get; }
+    DbSet<ScheduleTemplate> ScheduleTemplates { get; }
+    DbSet<GridLayer> GridLayers { get; }
+    DbSet<Slot> Slots { get; }
+    DbSet<SlotState> SlotStates { get; }
+    DbSet<JunctionTemplate> JunctionTemplates { get; }
+    DbSet<JunctionElement> JunctionElements { get; }
+    DbSet<Channel> Channels { get; }
+    DbSet<ScheduleEntry> ScheduleEntries { get; }
+    DbSet<BumperTextVariant> BumperTextVariants { get; }
+    DbSet<BumperAsset> BumperAssets { get; }
+    DbSet<AppSetting> AppSettings { get; }
+    DbSet<Image> Images { get; }
+
+    Task<int> SaveChangesAsync(CancellationToken cancellationToken);
+
+    /// <summary>Открывает явную транзакцию БД — для команд с несколькими операциями (в т.ч.
+    /// <c>ExecuteDelete</c> в обход change-tracker), которые должны быть атомарны.</summary>
+    Task<IDbContextTransaction> BeginTransactionAsync(CancellationToken cancellationToken);
+
+    /// <summary>Берёт транзакционную advisory-блокировку по каналу (снимается при коммите/откате).
+    /// Сериализует генерацию расписания одного канала между фоновым тиком и ручной перегенерацией.
+    /// Вызывать внутри открытой транзакции.</summary>
+    Task AcquireChannelLockAsync(Guid channelId, CancellationToken cancellationToken);
+}
diff --git a/backend/src/TeleWave.Application/Common/Interfaces/IMediaStorage.cs b/backend/src/TeleWave.Application/Common/Interfaces/IMediaStorage.cs
index 3bd44f9..49ab12b 100644
--- a/backend/src/TeleWave.Application/Common/Interfaces/IMediaStorage.cs
+++ b/backend/src/TeleWave.Application/Common/Interfaces/IMediaStorage.cs
@@ -1,63 +1,63 @@
-using TeleWave.Domain.Media;
-
-namespace TeleWave.Application.Common.Interfaces;
-
-/// <summary>
-/// Порт файлового хранилища медиа. Все относительные пути резолвятся строго внутри корня
-/// (<c>Storage:RootPath</c>) — защита от path traversal лежит на реализации.
-/// </summary>
-public interface IMediaStorage
-{
-    /// <summary>Свободное место на томе хранилища, байт.</summary>
-    long GetAvailableFreeSpaceBytes();
-
-    /// <summary>
-    /// Стримит загружаемый контент во временный файл в <c>uploads/</c> без буферизации в память.
-    /// Возвращает непрозрачный токен (имя временного файла) для последующего <see cref="PromoteToOriginalAsync"/>.
-    /// </summary>
-    Task<string> SaveUploadAsync(
-        Stream content,
-        string extension,
-        CancellationToken cancellationToken
-    );
-
-    /// <summary>Удаляет временный файл загрузки (откат при ошибке до регистрации ассета).</summary>
-    Task DeleteUploadAsync(string uploadToken, CancellationToken cancellationToken);
-
-    /// <summary>Файл ручного inbox.</summary>
-    /// <param name="RelativePath">Путь относительно manual/ — может содержать подкаталоги.</param>
-    public readonly record struct ManualInboxFile(string RelativePath, string Name, long SizeBytes);
-
-    /// <summary>
-    /// Что лежит в <c>manual/</c>, включая подкаталоги. <paramref name="max"/> ограничивает выдачу:
-    /// каталог наполняет человек, и он может оказаться большим.
-    /// </summary>
-    IReadOnlyList<ManualInboxFile> ListManualInbox(int max);
-
-    /// <summary>
-    /// Убирает то, что осталось в <c>manual/</c> рядом с забранным файлом: спутники с тем же именем
-    /// и другим расширением (субтитры, nfo, обложка) и опустевший каталог. Другие видеофайлы
-    /// не трогает — рядом может лежать следующая серия.
-    /// </summary>
-    Task CleanupManualLeftoversAsync(string relativePath, CancellationToken cancellationToken);
-
-    /// <summary>
-    /// Переносит исходник в <c>originals/{assetId}{ext}</c>. Каталог-источник определяется
-    /// <paramref name="source"/>: <c>uploads/</c>, <c>inbox/</c> либо <c>manual/</c>. Именно
-    /// переносит — файл из каталога-источника уходит.
-    /// </summary>
-    Task PromoteToOriginalAsync(
-        MediaSource source,
-        string sourceToken,
-        Guid assetId,
-        string extension,
-        CancellationToken cancellationToken
-    );
-
-    /// <summary>Удаляет все артефакты ассета: исходник в <c>originals/</c> и каталог сегментов <c>assets/{id}/</c>.</summary>
-    Task DeleteAssetArtifactsAsync(
-        Guid assetId,
-        string extension,
-        CancellationToken cancellationToken
-    );
-}
+using TeleWave.Domain.Media;
+
+namespace TeleWave.Application.Common.Interfaces;
+
+/// <summary>
+/// Порт файлового хранилища медиа. Все относительные пути резолвятся строго внутри корня
+/// (<c>Storage:RootPath</c>) — защита от path traversal лежит на реализации.
+/// </summary>
+public interface IMediaStorage
+{
+    /// <summary>Свободное место на томе хранилища, байт.</summary>
+    long GetAvailableFreeSpaceBytes();
+
+    /// <summary>
+    /// Стримит загружаемый контент во временный файл в <c>uploads/</c> без буферизации в память.
+    /// Возвращает непрозрачный токен (имя временного файла) для последующего <see cref="PromoteToOriginalAsync"/>.
+    /// </summary>
+    Task<string> SaveUploadAsync(
+        Stream content,
+        string extension,
+        CancellationToken cancellationToken
+    );
+
+    /// <summary>Удаляет временный файл загрузки (откат при ошибке до регистрации ассета).</summary>
+    Task DeleteUploadAsync(string uploadToken, CancellationToken cancellationToken);
+
+    /// <summary>Файл ручного inbox.</summary>
+    /// <param name="RelativePath">Путь относительно manual/ — может содержать подкаталоги.</param>
+    public readonly record struct ManualInboxFile(string RelativePath, string Name, long SizeBytes);
+
+    /// <summary>
+    /// Что лежит в <c>manual/</c>, включая подкаталоги. <paramref name="max"/> ограничивает выдачу:
+    /// каталог наполняет человек, и он может оказаться большим.
+    /// </summary>
+    IReadOnlyList<ManualInboxFile> ListManualInbox(int max);
+
+    /// <summary>
+    /// Убирает то, что осталось в <c>manual/</c> рядом с забранным файлом: спутники с тем же именем
+    /// и другим расширением (субтитры, nfo, обложка) и опустевший каталог. Другие видеофайлы
+    /// не трогает — рядом может лежать следующая серия.
+    /// </summary>
+    Task CleanupManualLeftoversAsync(string relativePath, CancellationToken cancellationToken);
+
+    /// <summary>
+    /// Переносит исходник в <c>originals/{assetId}{ext}</c>. Каталог-источник определяется
+    /// <paramref name="source"/>: <c>uploads/</c>, <c>inbox/</c> либо <c>manual/</c>. Именно
+    /// переносит — файл из каталога-источника уходит.
+    /// </summary>
+    Task PromoteToOriginalAsync(
+        MediaSource source,
+        string sourceToken,
+        Guid assetId,
+        string extension,
+        CancellationToken cancellationToken
+    );
+
+    /// <summary>Удаляет все артефакты ассета: исходник в <c>originals/</c> и каталог сегментов <c>assets/{id}/</c>.</summary>
+    Task DeleteAssetArtifactsAsync(
+        Guid assetId,
+        string extension,
+        CancellationToken cancellationToken
+    );
+}
diff --git a/backend/src/TeleWave.Application/Common/Interfaces/ISiteSettings.cs b/backend/src/TeleWave.Application/Common/Interfaces/ISiteSettings.cs
index b18ca85..f4af9ab 100644
--- a/backend/src/TeleWave.Application/Common/Interfaces/ISiteSettings.cs
+++ b/backend/src/TeleWave.Application/Common/Interfaces/ISiteSettings.cs
@@ -1,21 +1,21 @@
-namespace TeleWave.Application.Common.Interfaces;
-
-/// <summary>Доступ к глобальным настройкам сайта (key-value), скрывающий хранилище от хендлеров.</summary>
-public interface ISiteSettings
-{
-    Task<bool> IsRegistrationEnabledAsync(CancellationToken cancellationToken);
-
-    /// <summary>Пишет значение в контекст (сохранение — за UnitOfWorkBehavior вызывающей команды).</summary>
-    Task SetRegistrationEnabledAsync(bool enabled, CancellationToken cancellationToken);
-
-    /// <summary>Предпочитаемые языки аудиодорожек при обработке, через запятую в порядке приоритета
-    /// (напр. «rus,eng»); пусто — без предпочтения.</summary>
-    Task<string> GetPreferredAudioLanguagesAsync(CancellationToken cancellationToken);
-
-    Task SetPreferredAudioLanguagesAsync(string value, CancellationToken cancellationToken);
-
-    /// <summary>Разрешено ли переключение каналов по номерам (см. 6.8).</summary>
-    Task<bool> AreChannelNumbersEnabledAsync(CancellationToken cancellationToken);
-
-    Task SetChannelNumbersEnabledAsync(bool enabled, CancellationToken cancellationToken);
-}
+namespace TeleWave.Application.Common.Interfaces;
+
+/// <summary>Доступ к глобальным настройкам сайта (key-value), скрывающий хранилище от хендлеров.</summary>
+public interface ISiteSettings
+{
+    Task<bool> IsRegistrationEnabledAsync(CancellationToken cancellationToken);
+
+    /// <summary>Пишет значение в контекст (сохранение — за UnitOfWorkBehavior вызывающей команды).</summary>
+    Task SetRegistrationEnabledAsync(bool enabled, CancellationToken cancellationToken);
+
+    /// <summary>Предпочитаемые языки аудиодорожек при обработке, через запятую в порядке приоритета
+    /// (напр. «rus,eng»); пусто — без предпочтения.</summary>
+    Task<string> GetPreferredAudioLanguagesAsync(CancellationToken cancellationToken);
+
+    Task SetPreferredAudioLanguagesAsync(string value, CancellationToken cancellationToken);
+
+    /// <summary>Разрешено ли переключение каналов по номерам (см. 6.8).</summary>
+    Task<bool> AreChannelNumbersEnabledAsync(CancellationToken cancellationToken);
+
+    Task SetChannelNumbersEnabledAsync(bool enabled, CancellationToken cancellationToken);
+}
diff --git a/backend/src/TeleWave.Application/Library/ListShows/ListShowsQueryHandler.cs b/backend/src/TeleWave.Application/Library/ListShows/ListShowsQueryHandler.cs
index da0b7d7..07381d6 100644
--- a/backend/src/TeleWave.Application/Library/ListShows/ListShowsQueryHandler.cs
+++ b/backend/src/TeleWave.Application/Library/ListShows/ListShowsQueryHandler.cs
@@ -1,89 +1,89 @@
-using LiteCqrs;
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Domain.Library;
-
-namespace TeleWave.Application.Library.ListShows;
-
-public sealed class ListShowsQueryHandler(IAppDbContext dbContext)
-    : IQueryHandler<ListShowsQuery, IReadOnlyList<ShowSummaryDto>>
-{
-    public async Task<IReadOnlyList<ShowSummaryDto>> Handle(
-        ListShowsQuery query,
-        CancellationToken cancellationToken
-    )
-    {
-        var source = dbContext
-            .Shows.AsNoTracking()
-            .Include(s => s.Episodes)
-            .Include(s => s.Genres)
-            // Серии и жанры — сиблинги: одним запросом это честное перемножение (сериал на 200 серий
-            // с тремя жанрами даёт 600 строк вместо 203). Разделяем.
-            .AsSplitQuery()
-            .Where(s =>
-                query.Interstitials
-                    ? s.Kind == ShowKind.Interstitial
-                    : s.Kind != ShowKind.Interstitial
-            );
-
-        var filtered = query.GenreId is { } genreId
-            ? source.Where(s => s.Genres.Any(g => g.GenreId == genreId))
-            : source;
-
-        var shows = await filtered.OrderBy(s => s.Name).ToListAsync(cancellationToken);
-
-        // Названия только для основных жанров — в списке показывается один.
-        var primaryIds = shows
-            .Select(s => s.PrimaryGenreId)
-            .Where(id => id is not null)
-            .Select(id => id!.Value)
-            .Distinct()
-            .ToList();
-        var genreNames = await dbContext
-            .Genres.AsNoTracking()
-            .Where(g => primaryIds.Contains(g.Id))
-            .ToDictionaryAsync(g => g.Id, g => g.Name, cancellationToken);
-
-        // Имена ассетов нужны, чтобы распознать сезоны (номера в модели не хранятся).
-        var assetIds = shows
-            .SelectMany(s => s.Episodes.Select(e => e.MediaAssetId))
-            .Distinct()
-            .ToList();
-        var names = await dbContext
-            .MediaAssets.AsNoTracking()
-            .Where(a => assetIds.Contains(a.Id))
-            .Select(a => new { a.Id, a.OriginalFileName })
-            .ToDictionaryAsync(a => a.Id, a => a.OriginalFileName, cancellationToken);
-
-        return shows
-            .Select(s =>
-            {
-                var seasons = s
-                    .Episodes.Select(e =>
-                        names.TryGetValue(e.MediaAssetId, out var n)
-                            ? EpisodeName.ParseSeason(n)
-                            : null
-                    )
-                    .Where(season => season is not null)
-                    .Distinct()
-                    .Count();
-                return new ShowSummaryDto(
-                    s.Id,
-                    s.Name,
-                    s.OriginalName,
-                    s.Kind,
-                    s.Audience,
-                    s.Episodes.Count,
-                    seasons,
-                    s.Year,
-                    s.PosterImageId is not null,
-                    s.CreatedAt,
-                    s.PrimaryGenreId is { } primaryId
-                    && genreNames.TryGetValue(primaryId, out var g)
-                        ? g
-                        : null
-                );
-            })
-            .ToList();
-    }
-}
+using LiteCqrs;
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Domain.Library;
+
+namespace TeleWave.Application.Library.ListShows;
+
+public sealed class ListShowsQueryHandler(IAppDbContext dbContext)
+    : IQueryHandler<ListShowsQuery, IReadOnlyList<ShowSummaryDto>>
+{
+    public async Task<IReadOnlyList<ShowSummaryDto>> Handle(
+        ListShowsQuery query,
+        CancellationToken cancellationToken
+    )
+    {
+        var source = dbContext
+            .Shows.AsNoTracking()
+            .Include(s => s.Episodes)
+            .Include(s => s.Genres)
+            // Серии и жанры — сиблинги: одним запросом это честное перемножение (сериал на 200 серий
+            // с тремя жанрами даёт 600 строк вместо 203). Разделяем.
+            .AsSplitQuery()
+            .Where(s =>
+                query.Interstitials
+                    ? s.Kind == ShowKind.Interstitial
+                    : s.Kind != ShowKind.Interstitial
+            );
+
+        var filtered = query.GenreId is { } genreId
+            ? source.Where(s => s.Genres.Any(g => g.GenreId == genreId))
+            : source;
+
+        var shows = await filtered.OrderBy(s => s.Name).ToListAsync(cancellationToken);
+
+        // Названия только для основных жанров — в списке показывается один.
+        var primaryIds = shows
+            .Select(s => s.PrimaryGenreId)
+            .Where(id => id is not null)
+            .Select(id => id!.Value)
+            .Distinct()
+            .ToList();
+        var genreNames = await dbContext
+            .Genres.AsNoTracking()
+            .Where(g => primaryIds.Contains(g.Id))
+            .ToDictionaryAsync(g => g.Id, g => g.Name, cancellationToken);
+
+        // Имена ассетов нужны, чтобы распознать сезоны (номера в модели не хранятся).
+        var assetIds = shows
+            .SelectMany(s => s.Episodes.Select(e => e.MediaAssetId))
+            .Distinct()
+            .ToList();
+        var names = await dbContext
+            .MediaAssets.AsNoTracking()
+            .Where(a => assetIds.Contains(a.Id))
+            .Select(a => new { a.Id, a.OriginalFileName })
+            .ToDictionaryAsync(a => a.Id, a => a.OriginalFileName, cancellationToken);
+
+        return shows
+            .Select(s =>
+            {
+                var seasons = s
+                    .Episodes.Select(e =>
+                        names.TryGetValue(e.MediaAssetId, out var n)
+                            ? EpisodeName.ParseSeason(n)
+                            : null
+                    )
+                    .Where(season => season is not null)
+                    .Distinct()
+                    .Count();
+                return new ShowSummaryDto(
+                    s.Id,
+                    s.Name,
+                    s.OriginalName,
+                    s.Kind,
+                    s.Audience,
+                    s.Episodes.Count,
+                    seasons,
+                    s.Year,
+                    s.PosterImageId is not null,
+                    s.CreatedAt,
+                    s.PrimaryGenreId is { } primaryId
+                    && genreNames.TryGetValue(primaryId, out var g)
+                        ? g
+                        : null
+                );
+            })
+            .ToList();
+    }
+}
diff --git a/backend/src/TeleWave.Application/Programming/Planning/GridScheduleGenerator.cs b/backend/src/TeleWave.Application/Programming/Planning/GridScheduleGenerator.cs
index 9ef2c17..74479e9 100644
--- a/backend/src/TeleWave.Application/Programming/Planning/GridScheduleGenerator.cs
+++ b/backend/src/TeleWave.Application/Programming/Planning/GridScheduleGenerator.cs
@@ -1,611 +1,611 @@
-using System.Text.Json;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.Extensions.Options;
-using TeleWave.Application.Broadcast.Scheduling;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Programming.Templates;
-using TeleWave.Application.Streaming;
-using TeleWave.Domain.Broadcast;
-using TeleWave.Domain.Broadcast.Scheduling;
-using TeleWave.Domain.Media;
-using TeleWave.Domain.Programming;
-using TeleWave.Domain.Programming.Planning;
-
-namespace TeleWave.Application.Programming.Planning;
-
-/// <summary>Что дала генерация: сколько записей добавлено и с какими предупреждениями.</summary>
-public sealed record GenerationReport(
-    int Added,
-    IReadOnlyList<PlanningWarning> Warnings,
-    bool ChannelSkipped = false
-);
-
-/// <summary>
-/// Оркестратор генерации по сетке: собирает конфигурацию канала, вызывает чистый планировщик,
-/// материализует ленту и двигает курсоры слотов.
-///
-/// Генерация одного канала сериализуется advisory-блокировкой: фоновый тик и ручное применение
-/// не должны читать одну точку продолжения и оба дописывать хвост.
-/// </summary>
-public sealed class GridScheduleGenerator(
-    IAppDbContext dbContext,
-    GroupExpander expander,
-    BumperResolver bumperResolver,
-    PostCheckRunner postChecks,
-    IRandomSource random,
-    IOptions<SchedulerOptions> options,
-    IOptions<StreamingOptions> streamingOptions
-)
-{
-    private readonly SchedulerOptions _options = options.Value;
-    private readonly int _segmentSeconds = Math.Max(1, streamingOptions.Value.SegmentSeconds);
-
-    private static readonly JsonSerializerOptions TraceJsonOptions = new()
-    {
-        PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
-    };
-
-    /// <summary>
-    /// Достраивает горизонт канала, а при <paramref name="rebuildFuture"/> — пересобирает будущий
-    /// хвост от текущего момента. Прошлое и идущая сейчас запись не трогаются никогда: зритель
-    /// не должен обнаружить, что у него из-под носа вырезали программу.
-    /// </summary>
-    public async Task<GenerationReport> GenerateAsync(
-        Guid channelId,
-        DateTimeOffset now,
-        bool rebuildFuture,
-        CancellationToken cancellationToken
-    )
-    {
-        var channel = await dbContext
-            .Channels.Include(c => c.BumperTemplates)
-                .ThenInclude(t => t.Variants)
-            // Вложенные коллекции тянем отдельными запросами: иначе колонки родителя (у шаблона —
-            // jsonb с правилами, у слоя — jsonb применимости) приезжают по копии на каждую строку
-            // листа. Тик планировщика повторяет эти два запроса на каждый канал.
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(c => c.Id == channelId, cancellationToken);
-        if (channel is null || !channel.IsEnabled || channel.TemplateId is null)
-            return new GenerationReport(0, [], ChannelSkipped: true);
-
-        await using var transaction = await dbContext.BeginTransactionAsync(cancellationToken);
-        await dbContext.AcquireChannelLockAsync(channelId, cancellationToken);
-
-        var template = await dbContext
-            .ScheduleTemplates.Include(t => t.Layers)
-                .ThenInclude(l => l.Slots)
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(t => t.Id == channel.TemplateId, cancellationToken);
-        if (template is null)
-            return new GenerationReport(0, [], ChannelSkipped: true);
-
-        await CleanupAsync(channelId, now, cancellationToken);
-
-        if (rebuildFuture)
-            await dbContext
-                .ScheduleEntries.Where(e => e.ChannelId == channelId && e.StartsAtUtc >= now)
-                .ExecuteDeleteAsync(cancellationToken);
-
-        // Точка продолжения — конец последней сохранённой записи. При пересборке будущее уже удалено,
-        // поэтому она укажет на границу неизменяемого прошлого.
-        var lastEnd = await dbContext
-            .ScheduleEntries.Where(e => e.ChannelId == channelId)
-            .MaxAsync(e => (DateTimeOffset?)e.EndsAtUtc, cancellationToken);
-
-        var startUtc = lastEnd is { } end && end > now ? end : now;
-        var horizonEnd = now.AddDays(Math.Max(1, _options.HorizonDays));
-
-        if (startUtc >= horizonEnd)
-        {
-            await dbContext.SaveChangesAsync(cancellationToken);
-            await transaction.CommitAsync(cancellationToken);
-            return new GenerationReport(0, []);
-        }
-
-        var input = await BuildInputAsync(
-            channel,
-            template,
-            startUtc,
-            horizonEnd,
-            cancellationToken
-        );
-        var result = Domain.Programming.Planning.SchedulePlanner.Plan(input, random);
-
-        // Пост-проверки считаются по готовой ленте и только предупреждают — переигрывать что-либо
-        // по их итогу мы намеренно не будем (см. 3.8).
-        var postWarnings = await postChecks.RunAsync(
-            result.Items,
-            PlanningRules.FromJson(template.RulesJson),
-            channel.UtcOffsetMinutes,
-            channel.DayStartTime,
-            cancellationToken
-        );
-
-        // Заставки резолвятся после сборки ленты: пара соседей известна только теперь.
-        var bumperAssets = await bumperResolver.ResolveAsync(
-            channel,
-            result.Items,
-            cancellationToken
-        );
-
-        var added = 0;
-        foreach (var item in result.Items)
-        {
-            var assetId = item.MediaAssetId;
-            if (
-                item.Kind == PlannedItemKind.Bumper
-                && !TryResolveBumper(item, bumperAssets, out assetId)
-            )
-                continue; // Без ассета запись стала бы дырой в ленте.
-
-            dbContext.ScheduleEntries.Add(
-                ScheduleEntry.FromSlot(
-                    channel.Id,
-                    assetId,
-                    ToEntryKind(item.Kind),
-                    item.StartsAtUtc,
-                    item.EndsAtUtc,
-                    new ScheduleEntryOrigin(
-                        item.ShowId,
-                        item.UnitIndex,
-                        item.SlotId,
-                        item.Trace is null
-                            ? null
-                            : JsonSerializer.Serialize(item.Trace, TraceJsonOptions),
-                        item.CollectionId
-                    )
-                )
-            );
-            added++;
-        }
-
-        await SaveCursorsAsync(result.Cursors, cancellationToken);
-
-        template.MarkApplied();
-
-        await dbContext.SaveChangesAsync(cancellationToken);
-        await transaction.CommitAsync(cancellationToken);
-        return new GenerationReport(added, [.. result.Warnings, .. postWarnings]);
-    }
-
-    /// <summary>
-    /// Сухой прогон: считает, каким получился бы эфир по текущим правилам, но ничего не пишет —
-    /// ни ленты, ни курсоров слотов, ни отметки о применении. Заставки остаются резервом известной
-    /// длины: рендер долгий и может упасть, поэтому он делается только при реальном применении.
-    /// </summary>
-    public async Task<PlanningResult?> PreviewAsync(
-        Guid channelId,
-        DateTimeOffset from,
-        int days,
-        CancellationToken cancellationToken
-    )
-    {
-        var channel = await dbContext
-            .Channels.AsNoTracking()
-            .Include(c => c.BumperTemplates)
-                .ThenInclude(t => t.Variants)
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(c => c.Id == channelId, cancellationToken);
-        if (channel is null || channel.TemplateId is null)
-            return null;
-
-        var template = await dbContext
-            .ScheduleTemplates.AsNoTracking()
-            .Include(t => t.Layers)
-                .ThenInclude(l => l.Slots)
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(t => t.Id == channel.TemplateId, cancellationToken);
-        if (template is null)
-            return null;
-
-        var horizonEnd = from.AddDays(Math.Clamp(days, 1, Math.Max(1, _options.HorizonDays)));
-        var input = await BuildInputAsync(channel, template, from, horizonEnd, cancellationToken);
-        var result = Domain.Programming.Planning.SchedulePlanner.Plan(input, random);
-
-        var postWarnings = await postChecks.RunAsync(
-            result.Items,
-            PlanningRules.FromJson(template.RulesJson),
-            channel.UtcOffsetMinutes,
-            channel.DayStartTime,
-            cancellationToken
-        );
-
-        return result with
-        {
-            Warnings = [.. result.Warnings, .. postWarnings],
-        };
-    }
-
-    /// <summary>
-    /// Чистит прошлое сверх окна хранения. Окно должно покрывать самое долгое остывание среди правил —
-    /// история показов берётся из самой ленты, отдельного журнала нет.
-    /// </summary>
-    private Task CleanupAsync(
-        Guid channelId,
-        DateTimeOffset now,
-        CancellationToken cancellationToken
-    )
-    {
-        var cutoff = now.AddDays(-Math.Max(1, _options.RetentionDays));
-        return dbContext
-            .ScheduleEntries.Where(e => e.ChannelId == channelId && e.EndsAtUtc < cutoff)
-            .ExecuteDeleteAsync(cancellationToken);
-    }
-
-    private async Task SaveCursorsAsync(
-        IReadOnlyList<PlanningCursorUpdate> cursors,
-        CancellationToken cancellationToken
-    )
-    {
-        if (cursors.Count == 0)
-            return;
-
-        var slotIds = cursors.Select(c => c.SlotId).Distinct().ToList();
-        var states = await dbContext
-            .SlotStates.Where(s => slotIds.Contains(s.SlotId))
-            .ToDictionaryAsync(s => s.SlotId, cancellationToken);
-
-        foreach (var cursor in cursors)
-        {
-            if (!states.TryGetValue(cursor.SlotId, out var state))
-            {
-                state = SlotState.Create(cursor.SlotId);
-                dbContext.SlotStates.Add(state);
-                states[cursor.SlotId] = state;
-            }
-
-            if (cursor.ElementKind is { } kind && cursor.ElementId is { } elementId)
-                state.MoveTo(kind, elementId, cursor.NextUnitIndex);
-            else
-                state.Reset();
-        }
-    }
-
-    private async Task<PlanningInput> BuildInputAsync(
-        Channel channel,
-        ScheduleTemplate template,
-        DateTimeOffset startUtc,
-        DateTimeOffset horizonEnd,
-        CancellationToken cancellationToken
-    )
-    {
-        var scheduled = EffectiveGridBuilder.Build(
-            template,
-            channel.UtcOffsetMinutes,
-            channel.DayStartTime,
-            startUtc,
-            horizonEnd
-        );
-
-        // Стыки грузим целиком: их немного, а группы врезок надо развернуть тем же проходом,
-        // что и группы контента.
-        var junctions = await dbContext
-            .JunctionTemplates.AsNoTracking()
-            .Include(j => j.Elements)
-            .Where(j => j.ChannelId == channel.Id)
-            .ToDictionaryAsync(j => j.Id, cancellationToken);
-
-        var groupIds = scheduled
-            .Select(s => s.Slot.GroupId)
-            .Where(id => id is not null)
-            .Select(id => id!.Value)
-            .Concat(
-                junctions
-                    .Values.SelectMany(j => j.Elements)
-                    .Select(e => e.GroupId)
-                    .Where(id => id is not null)
-                    .Select(id => id!.Value)
-            )
-            .Distinct()
-            .ToList();
-
-        // Правила канала: детское время резолвится на каждый слот по его времени, а под потолок
-        // повторов нужна история показов — её глубина и задаётся окном правила.
-        var rules = PlanningRules.FromJson(template.RulesJson);
-        var repeatLimit = rules?.MaxRepeatsInWindow is { WindowDays: > 0, Max: > 0 } limit
-            ? new RepeatLimit(limit.WindowDays, limit.Max)
-            : null;
-
-        var elementsByGroup = await expander.ExpandAsync(
-            groupIds,
-            channel.Id,
-            cancellationToken,
-            repeatLimit is null ? null : startUtc.AddDays(-repeatLimit.WindowDays)
-        );
-
-        var slotIds = scheduled.Select(s => s.Slot.Id).Distinct().ToList();
-        var states = await dbContext
-            .SlotStates.AsNoTracking()
-            .Where(s => slotIds.Contains(s.SlotId))
-            .ToDictionaryAsync(s => s.SlotId, cancellationToken);
-
-        var slots = new List<PlanningSlot>();
-        foreach (var item in scheduled)
-        {
-            var slot = item.Slot;
-            var elements =
-                slot.GroupId is { } groupId
-                && elementsByGroup.TryGetValue(groupId, out var groupElements)
-                    ? groupElements
-                    : [];
-
-            var repeatUnits =
-                slot.SlotKind == SlotKind.Repeat
-                    ? await LoadRepeatUnitsAsync(channel, slot, item, cancellationToken)
-                    : null;
-
-            var strategy = ToPlanningStrategy(SlotStrategy.FromJson(slot.StrategyJson));
-            var cursor = states.TryGetValue(slot.Id, out var state)
-                ? new PlanningCursor(
-                    state.CurrentElementKind,
-                    state.CurrentElementId,
-                    state.NextUnitIndex
-                )
-                : null;
-
-            slots.Add(
-                new PlanningSlot(
-                    slot.Id,
-                    item.StartUtc,
-                    slot.TargetDurationMinutes,
-                    slot.SlotKind,
-                    slot.IsAnchor,
-                    slot.MaxDriftMinutes,
-                    slot.SnapToMinutes,
-                    slot.BlockMode,
-                    slot.BlockValue,
-                    slot.OverflowPolicy,
-                    strategy,
-                    elements,
-                    cursor,
-                    repeatUnits,
-                    BuildJunction(slot.JunctionBetweenId, junctions, elementsByGroup, channel),
-                    BuildJunction(
-                        slot.JunctionAfterId ?? template.DefaultJunctionId,
-                        junctions,
-                        elementsByGroup,
-                        channel
-                    ),
-                    rules?.AudienceAt(
-                        TimeOnly.FromDateTime(
-                            item.StartUtc.ToOffset(
-                                TimeSpan.FromMinutes(channel.UtcOffsetMinutes)
-                            ).DateTime
-                        )
-                    ),
-                    repeatLimit
-                )
-            );
-        }
-
-        var fallback = await LoadFallbackUnitsAsync(channel, template, cancellationToken);
-
-        return new PlanningInput(
-            channel.Id,
-            startUtc,
-            horizonEnd,
-            slots,
-            fallback,
-            _segmentSeconds
-        );
-    }
-
-    /// <summary>Ассет заставки по зарезервированной записи; false — подобрать не удалось.</summary>
-    private static bool TryResolveBumper(
-        PlannedItem item,
-        IReadOnlyDictionary<BumperKey, Guid> bumperAssets,
-        out Guid assetId
-    )
-    {
-        assetId = Guid.Empty;
-        if (item.BumperTemplateId is not { } templateId)
-            return false;
-
-        // Подблок выбирает резолвер, поэтому ищем по блоку и паре шоу.
-        foreach (var pair in bumperAssets)
-        {
-            if (
-                pair.Key.TemplateId == templateId
-                && pair.Key.FromShowId == (item.FromShowId ?? Guid.Empty)
-                && pair.Key.ToShowId == (item.ToShowId ?? Guid.Empty)
-            )
-            {
-                assetId = pair.Value;
-                return true;
-            }
-        }
-
-        return false;
-    }
-
-    /// <summary>Разворачивает шаблон стыка для планировщика, включая резерв под заставки.</summary>
-    private PlanningJunction? BuildJunction(
-        Guid? junctionId,
-        IReadOnlyDictionary<Guid, JunctionTemplate> junctions,
-        IReadOnlyDictionary<Guid, IReadOnlyList<PlanningElement>> elementsByGroup,
-        Channel channel
-    )
-    {
-        if (junctionId is not { } id || !junctions.TryGetValue(id, out var template))
-            return null;
-
-        var elements = new List<PlanningJunctionElement>();
-        foreach (var element in template.Elements.OrderBy(e => e.Position))
-        {
-            var conditions =
-                JunctionConditions.FromJson(element.ConditionsJson) ?? new JunctionConditions();
-
-            if (element.Kind == JunctionElementKind.Bumper)
-            {
-                // Длительность задаётся блоком (по звуку) и выровнена на сегмент: планировщик
-                // резервирует именно её, ассет подставит резолвер после сборки ленты.
-                if (
-                    element.BumperTemplateId is not { } bumperTemplateId
-                    || channel.FindBumperTemplate(bumperTemplateId) is not { } bumperTemplate
-                )
-                    continue;
-
-                var seconds = BumperDuration.Aligned(
-                    BumperDuration.TemplateSeconds(bumperTemplate),
-                    _segmentSeconds
-                );
-
-                elements.Add(
-                    new PlanningJunctionElement(
-                        element.Kind,
-                        [],
-                        element.AmountMode,
-                        element.AmountValue,
-                        element.IsRequired,
-                        conditions.OnlyOnElementChange,
-                        conditions.MinMinutesBetween,
-                        bumperTemplateId,
-                        TimeSpan.FromSeconds(seconds)
-                    )
-                );
-                continue;
-            }
-
-            if (
-                element.GroupId is not { } groupId
-                || !elementsByGroup.TryGetValue(groupId, out var groupElements)
-            )
-                continue;
-
-            elements.Add(
-                new PlanningJunctionElement(
-                    element.Kind,
-                    groupElements.SelectMany(e => e.Units).ToList(),
-                    element.AmountMode,
-                    element.AmountValue,
-                    element.IsRequired,
-                    conditions.OnlyOnElementChange,
-                    conditions.MinMinutesBetween
-                )
-            );
-        }
-
-        return elements.Count == 0 ? null : new PlanningJunction(id, elements);
-    }
-
-    /// <summary>
-    /// Что играло в точке, на которую ссылается слот-повтор. Читается уже записанная лента того же
-    /// канала — стратегий и состояния повтору не нужно.
-    /// </summary>
-    private async Task<IReadOnlyList<PlanningUnit>> LoadRepeatUnitsAsync(
-        Channel channel,
-        Slot slot,
-        ScheduledSlot scheduled,
-        CancellationToken cancellationToken
-    )
-    {
-        var source = RepeatSource.FromJson(slot.RepeatSourceJson);
-        if (source is null)
-            return [];
-
-        var offset = TimeSpan.FromMinutes(channel.UtcOffsetMinutes);
-        var sourceDate = scheduled.BroadcastDate.AddDays(-Math.Max(1, source.DaysAgo));
-        var from = EffectiveGridBuilder.ToUtc(
-            sourceDate,
-            source.Time,
-            offset,
-            channel.DayStartTime
-        );
-        var to = from.AddMinutes(Math.Max(1, source.DurationMinutes));
-
-        var entries = await dbContext
-            .ScheduleEntries.AsNoTracking()
-            .Where(e =>
-                e.ChannelId == channel.Id
-                && e.Kind == ScheduleEntryKind.Program
-                && e.StartsAtUtc >= from
-                && e.StartsAtUtc < to
-            )
-            .OrderBy(e => e.StartsAtUtc)
-            .Select(e => new
-            {
-                e.MediaAssetId,
-                e.ShowId,
-                e.EpisodeIndex,
-                Duration = e.EndsAtUtc - e.StartsAtUtc,
-            })
-            .ToListAsync(cancellationToken);
-
-        return entries
-            .Select(e => new PlanningUnit(
-                e.MediaAssetId,
-                e.Duration,
-                e.ShowId ?? Guid.Empty,
-                e.EpisodeIndex ?? 0
-            ))
-            .ToList();
-    }
-
-    /// <summary>
-    /// Чем закрывать паузы. Сначала аварийная группа шаблона, затем филлер канала — последний
-    /// зациклен, поэтому короткая единица закрывает любой остаток лучше длинной.
-    /// </summary>
-    private async Task<IReadOnlyList<PlanningUnit>> LoadFallbackUnitsAsync(
-        Channel channel,
-        ScheduleTemplate template,
-        CancellationToken cancellationToken
-    )
-    {
-        var units = new List<PlanningUnit>();
-
-        if (template.FallbackGroupId is { } groupId)
-        {
-            var expanded = await expander.ExpandAsync([groupId], channel.Id, cancellationToken);
-            if (expanded.TryGetValue(groupId, out var elements))
-                units.AddRange(elements.SelectMany(e => e.Units));
-        }
-
-        if (channel.FillerAssetId is { } fillerId)
-        {
-            var filler = await dbContext
-                .MediaAssets.AsNoTracking()
-                .Where(a =>
-                    a.Id == fillerId && a.Status == MediaAssetStatus.Ready && a.Duration != null
-                )
-                .Select(a => new { a.Id, a.Duration })
-                .FirstOrDefaultAsync(cancellationToken);
-
-            if (filler is not null)
-                units.Add(new PlanningUnit(filler.Id, filler.Duration!.Value, Guid.Empty, 0));
-        }
-
-        // Короткие вперёд: чем короче единица, тем меньше остаётся незакрытым остаток паузы.
-        return units.OrderBy(u => u.Duration).ToList();
-    }
-
-    private static PlanningStrategy ToPlanningStrategy(SlotStrategy? strategy)
-    {
-        if (strategy is null)
-            return new PlanningStrategy(SlotStrategyKind.Sequential);
-
-        var kind = strategy.Type switch
-        {
-            SlotStrategyType.RandomWithCooldown => SlotStrategyKind.RandomWithCooldown,
-            SlotStrategyType.Fixed => SlotStrategyKind.Fixed,
-            _ => SlotStrategyKind.Sequential,
-        };
-
-        return new PlanningStrategy(
-            kind,
-            strategy.RestartOnEnd,
-            strategy.CooldownDays,
-            strategy.Fallback == CooldownFallback.IgnoreCooldown,
-            strategy.FixedElementId
-        );
-    }
-
-    private static ScheduleEntryKind ToEntryKind(PlannedItemKind kind) =>
-        kind switch
-        {
-            PlannedItemKind.SignOff => ScheduleEntryKind.SignOff,
-            PlannedItemKind.Fallback => ScheduleEntryKind.Fallback,
-            PlannedItemKind.Ad or PlannedItemKind.Promo => ScheduleEntryKind.Ad,
-            PlannedItemKind.Bumper => ScheduleEntryKind.Bumper,
-            _ => ScheduleEntryKind.Program,
-        };
-}
+using System.Text.Json;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Options;
+using TeleWave.Application.Broadcast.Scheduling;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Programming.Templates;
+using TeleWave.Application.Streaming;
+using TeleWave.Domain.Broadcast;
+using TeleWave.Domain.Broadcast.Scheduling;
+using TeleWave.Domain.Media;
+using TeleWave.Domain.Programming;
+using TeleWave.Domain.Programming.Planning;
+
+namespace TeleWave.Application.Programming.Planning;
+
+/// <summary>Что дала генерация: сколько записей добавлено и с какими предупреждениями.</summary>
+public sealed record GenerationReport(
+    int Added,
+    IReadOnlyList<PlanningWarning> Warnings,
+    bool ChannelSkipped = false
+);
+
+/// <summary>
+/// Оркестратор генерации по сетке: собирает конфигурацию канала, вызывает чистый планировщик,
+/// материализует ленту и двигает курсоры слотов.
+///
+/// Генерация одного канала сериализуется advisory-блокировкой: фоновый тик и ручное применение
+/// не должны читать одну точку продолжения и оба дописывать хвост.
+/// </summary>
+public sealed class GridScheduleGenerator(
+    IAppDbContext dbContext,
+    GroupExpander expander,
+    BumperResolver bumperResolver,
+    PostCheckRunner postChecks,
+    IRandomSource random,
+    IOptions<SchedulerOptions> options,
+    IOptions<StreamingOptions> streamingOptions
+)
+{
+    private readonly SchedulerOptions _options = options.Value;
+    private readonly int _segmentSeconds = Math.Max(1, streamingOptions.Value.SegmentSeconds);
+
+    private static readonly JsonSerializerOptions TraceJsonOptions = new()
+    {
+        PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
+    };
+
+    /// <summary>
+    /// Достраивает горизонт канала, а при <paramref name="rebuildFuture"/> — пересобирает будущий
+    /// хвост от текущего момента. Прошлое и идущая сейчас запись не трогаются никогда: зритель
+    /// не должен обнаружить, что у него из-под носа вырезали программу.
+    /// </summary>
+    public async Task<GenerationReport> GenerateAsync(
+        Guid channelId,
+        DateTimeOffset now,
+        bool rebuildFuture,
+        CancellationToken cancellationToken
+    )
+    {
+        var channel = await dbContext
+            .Channels.Include(c => c.BumperTemplates)
+                .ThenInclude(t => t.Variants)
+            // Вложенные коллекции тянем отдельными запросами: иначе колонки родителя (у шаблона —
+            // jsonb с правилами, у слоя — jsonb применимости) приезжают по копии на каждую строку
+            // листа. Тик планировщика повторяет эти два запроса на каждый канал.
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(c => c.Id == channelId, cancellationToken);
+        if (channel is null || !channel.IsEnabled || channel.TemplateId is null)
+            return new GenerationReport(0, [], ChannelSkipped: true);
+
+        await using var transaction = await dbContext.BeginTransactionAsync(cancellationToken);
+        await dbContext.AcquireChannelLockAsync(channelId, cancellationToken);
+
+        var template = await dbContext
+            .ScheduleTemplates.Include(t => t.Layers)
+                .ThenInclude(l => l.Slots)
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(t => t.Id == channel.TemplateId, cancellationToken);
+        if (template is null)
+            return new GenerationReport(0, [], ChannelSkipped: true);
+
+        await CleanupAsync(channelId, now, cancellationToken);
+
+        if (rebuildFuture)
+            await dbContext
+                .ScheduleEntries.Where(e => e.ChannelId == channelId && e.StartsAtUtc >= now)
+                .ExecuteDeleteAsync(cancellationToken);
+
+        // Точка продолжения — конец последней сохранённой записи. При пересборке будущее уже удалено,
+        // поэтому она укажет на границу неизменяемого прошлого.
+        var lastEnd = await dbContext
+            .ScheduleEntries.Where(e => e.ChannelId == channelId)
+            .MaxAsync(e => (DateTimeOffset?)e.EndsAtUtc, cancellationToken);
+
+        var startUtc = lastEnd is { } end && end > now ? end : now;
+        var horizonEnd = now.AddDays(Math.Max(1, _options.HorizonDays));
+
+        if (startUtc >= horizonEnd)
+        {
+            await dbContext.SaveChangesAsync(cancellationToken);
+            await transaction.CommitAsync(cancellationToken);
+            return new GenerationReport(0, []);
+        }
+
+        var input = await BuildInputAsync(
+            channel,
+            template,
+            startUtc,
+            horizonEnd,
+            cancellationToken
+        );
+        var result = Domain.Programming.Planning.SchedulePlanner.Plan(input, random);
+
+        // Пост-проверки считаются по готовой ленте и только предупреждают — переигрывать что-либо
+        // по их итогу мы намеренно не будем (см. 3.8).
+        var postWarnings = await postChecks.RunAsync(
+            result.Items,
+            PlanningRules.FromJson(template.RulesJson),
+            channel.UtcOffsetMinutes,
+            channel.DayStartTime,
+            cancellationToken
+        );
+
+        // Заставки резолвятся после сборки ленты: пара соседей известна только теперь.
+        var bumperAssets = await bumperResolver.ResolveAsync(
+            channel,
+            result.Items,
+            cancellationToken
+        );
+
+        var added = 0;
+        foreach (var item in result.Items)
+        {
+            var assetId = item.MediaAssetId;
+            if (
+                item.Kind == PlannedItemKind.Bumper
+                && !TryResolveBumper(item, bumperAssets, out assetId)
+            )
+                continue; // Без ассета запись стала бы дырой в ленте.
+
+            dbContext.ScheduleEntries.Add(
+                ScheduleEntry.FromSlot(
+                    channel.Id,
+                    assetId,
+                    ToEntryKind(item.Kind),
+                    item.StartsAtUtc,
+                    item.EndsAtUtc,
+                    new ScheduleEntryOrigin(
+                        item.ShowId,
+                        item.UnitIndex,
+                        item.SlotId,
+                        item.Trace is null
+                            ? null
+                            : JsonSerializer.Serialize(item.Trace, TraceJsonOptions),
+                        item.CollectionId
+                    )
+                )
+            );
+            added++;
+        }
+
+        await SaveCursorsAsync(result.Cursors, cancellationToken);
+
+        template.MarkApplied();
+
+        await dbContext.SaveChangesAsync(cancellationToken);
+        await transaction.CommitAsync(cancellationToken);
+        return new GenerationReport(added, [.. result.Warnings, .. postWarnings]);
+    }
+
+    /// <summary>
+    /// Сухой прогон: считает, каким получился бы эфир по текущим правилам, но ничего не пишет —
+    /// ни ленты, ни курсоров слотов, ни отметки о применении. Заставки остаются резервом известной
+    /// длины: рендер долгий и может упасть, поэтому он делается только при реальном применении.
+    /// </summary>
+    public async Task<PlanningResult?> PreviewAsync(
+        Guid channelId,
+        DateTimeOffset from,
+        int days,
+        CancellationToken cancellationToken
+    )
+    {
+        var channel = await dbContext
+            .Channels.AsNoTracking()
+            .Include(c => c.BumperTemplates)
+                .ThenInclude(t => t.Variants)
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(c => c.Id == channelId, cancellationToken);
+        if (channel is null || channel.TemplateId is null)
+            return null;
+
+        var template = await dbContext
+            .ScheduleTemplates.AsNoTracking()
+            .Include(t => t.Layers)
+                .ThenInclude(l => l.Slots)
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(t => t.Id == channel.TemplateId, cancellationToken);
+        if (template is null)
+            return null;
+
+        var horizonEnd = from.AddDays(Math.Clamp(days, 1, Math.Max(1, _options.HorizonDays)));
+        var input = await BuildInputAsync(channel, template, from, horizonEnd, cancellationToken);
+        var result = Domain.Programming.Planning.SchedulePlanner.Plan(input, random);
+
+        var postWarnings = await postChecks.RunAsync(
+            result.Items,
+            PlanningRules.FromJson(template.RulesJson),
+            channel.UtcOffsetMinutes,
+            channel.DayStartTime,
+            cancellationToken
+        );
+
+        return result with
+        {
+            Warnings = [.. result.Warnings, .. postWarnings],
+        };
+    }
+
+    /// <summary>
+    /// Чистит прошлое сверх окна хранения. Окно должно покрывать самое долгое остывание среди правил —
+    /// история показов берётся из самой ленты, отдельного журнала нет.
+    /// </summary>
+    private Task CleanupAsync(
+        Guid channelId,
+        DateTimeOffset now,
+        CancellationToken cancellationToken
+    )
+    {
+        var cutoff = now.AddDays(-Math.Max(1, _options.RetentionDays));
+        return dbContext
+            .ScheduleEntries.Where(e => e.ChannelId == channelId && e.EndsAtUtc < cutoff)
+            .ExecuteDeleteAsync(cancellationToken);
+    }
+
+    private async Task SaveCursorsAsync(
+        IReadOnlyList<PlanningCursorUpdate> cursors,
+        CancellationToken cancellationToken
+    )
+    {
+        if (cursors.Count == 0)
+            return;
+
+        var slotIds = cursors.Select(c => c.SlotId).Distinct().ToList();
+        var states = await dbContext
+            .SlotStates.Where(s => slotIds.Contains(s.SlotId))
+            .ToDictionaryAsync(s => s.SlotId, cancellationToken);
+
+        foreach (var cursor in cursors)
+        {
+            if (!states.TryGetValue(cursor.SlotId, out var state))
+            {
+                state = SlotState.Create(cursor.SlotId);
+                dbContext.SlotStates.Add(state);
+                states[cursor.SlotId] = state;
+            }
+
+            if (cursor.ElementKind is { } kind && cursor.ElementId is { } elementId)
+                state.MoveTo(kind, elementId, cursor.NextUnitIndex);
+            else
+                state.Reset();
+        }
+    }
+
+    private async Task<PlanningInput> BuildInputAsync(
+        Channel channel,
+        ScheduleTemplate template,
+        DateTimeOffset startUtc,
+        DateTimeOffset horizonEnd,
+        CancellationToken cancellationToken
+    )
+    {
+        var scheduled = EffectiveGridBuilder.Build(
+            template,
+            channel.UtcOffsetMinutes,
+            channel.DayStartTime,
+            startUtc,
+            horizonEnd
+        );
+
+        // Стыки грузим целиком: их немного, а группы врезок надо развернуть тем же проходом,
+        // что и группы контента.
+        var junctions = await dbContext
+            .JunctionTemplates.AsNoTracking()
+            .Include(j => j.Elements)
+            .Where(j => j.ChannelId == channel.Id)
+            .ToDictionaryAsync(j => j.Id, cancellationToken);
+
+        var groupIds = scheduled
+            .Select(s => s.Slot.GroupId)
+            .Where(id => id is not null)
+            .Select(id => id!.Value)
+            .Concat(
+                junctions
+                    .Values.SelectMany(j => j.Elements)
+                    .Select(e => e.GroupId)
+                    .Where(id => id is not null)
+                    .Select(id => id!.Value)
+            )
+            .Distinct()
+            .ToList();
+
+        // Правила канала: детское время резолвится на каждый слот по его времени, а под потолок
+        // повторов нужна история показов — её глубина и задаётся окном правила.
+        var rules = PlanningRules.FromJson(template.RulesJson);
+        var repeatLimit = rules?.MaxRepeatsInWindow is { WindowDays: > 0, Max: > 0 } limit
+            ? new RepeatLimit(limit.WindowDays, limit.Max)
+            : null;
+
+        var elementsByGroup = await expander.ExpandAsync(
+            groupIds,
+            channel.Id,
+            cancellationToken,
+            repeatLimit is null ? null : startUtc.AddDays(-repeatLimit.WindowDays)
+        );
+
+        var slotIds = scheduled.Select(s => s.Slot.Id).Distinct().ToList();
+        var states = await dbContext
+            .SlotStates.AsNoTracking()
+            .Where(s => slotIds.Contains(s.SlotId))
+            .ToDictionaryAsync(s => s.SlotId, cancellationToken);
+
+        var slots = new List<PlanningSlot>();
+        foreach (var item in scheduled)
+        {
+            var slot = item.Slot;
+            var elements =
+                slot.GroupId is { } groupId
+                && elementsByGroup.TryGetValue(groupId, out var groupElements)
+                    ? groupElements
+                    : [];
+
+            var repeatUnits =
+                slot.SlotKind == SlotKind.Repeat
+                    ? await LoadRepeatUnitsAsync(channel, slot, item, cancellationToken)
+                    : null;
+
+            var strategy = ToPlanningStrategy(SlotStrategy.FromJson(slot.StrategyJson));
+            var cursor = states.TryGetValue(slot.Id, out var state)
+                ? new PlanningCursor(
+                    state.CurrentElementKind,
+                    state.CurrentElementId,
+                    state.NextUnitIndex
+                )
+                : null;
+
+            slots.Add(
+                new PlanningSlot(
+                    slot.Id,
+                    item.StartUtc,
+                    slot.TargetDurationMinutes,
+                    slot.SlotKind,
+                    slot.IsAnchor,
+                    slot.MaxDriftMinutes,
+                    slot.SnapToMinutes,
+                    slot.BlockMode,
+                    slot.BlockValue,
+                    slot.OverflowPolicy,
+                    strategy,
+                    elements,
+                    cursor,
+                    repeatUnits,
+                    BuildJunction(slot.JunctionBetweenId, junctions, elementsByGroup, channel),
+                    BuildJunction(
+                        slot.JunctionAfterId ?? template.DefaultJunctionId,
+                        junctions,
+                        elementsByGroup,
+                        channel
+                    ),
+                    rules?.AudienceAt(
+                        TimeOnly.FromDateTime(
+                            item.StartUtc.ToOffset(
+                                TimeSpan.FromMinutes(channel.UtcOffsetMinutes)
+                            ).DateTime
+                        )
+                    ),
+                    repeatLimit
+                )
+            );
+        }
+
+        var fallback = await LoadFallbackUnitsAsync(channel, template, cancellationToken);
+
+        return new PlanningInput(
+            channel.Id,
+            startUtc,
+            horizonEnd,
+            slots,
+            fallback,
+            _segmentSeconds
+        );
+    }
+
+    /// <summary>Ассет заставки по зарезервированной записи; false — подобрать не удалось.</summary>
+    private static bool TryResolveBumper(
+        PlannedItem item,
+        IReadOnlyDictionary<BumperKey, Guid> bumperAssets,
+        out Guid assetId
+    )
+    {
+        assetId = Guid.Empty;
+        if (item.BumperTemplateId is not { } templateId)
+            return false;
+
+        // Подблок выбирает резолвер, поэтому ищем по блоку и паре шоу.
+        foreach (var pair in bumperAssets)
+        {
+            if (
+                pair.Key.TemplateId == templateId
+                && pair.Key.FromShowId == (item.FromShowId ?? Guid.Empty)
+                && pair.Key.ToShowId == (item.ToShowId ?? Guid.Empty)
+            )
+            {
+                assetId = pair.Value;
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    /// <summary>Разворачивает шаблон стыка для планировщика, включая резерв под заставки.</summary>
+    private PlanningJunction? BuildJunction(
+        Guid? junctionId,
+        IReadOnlyDictionary<Guid, JunctionTemplate> junctions,
+        IReadOnlyDictionary<Guid, IReadOnlyList<PlanningElement>> elementsByGroup,
+        Channel channel
+    )
+    {
+        if (junctionId is not { } id || !junctions.TryGetValue(id, out var template))
+            return null;
+
+        var elements = new List<PlanningJunctionElement>();
+        foreach (var element in template.Elements.OrderBy(e => e.Position))
+        {
+            var conditions =
+                JunctionConditions.FromJson(element.ConditionsJson) ?? new JunctionConditions();
+
+            if (element.Kind == JunctionElementKind.Bumper)
+            {
+                // Длительность задаётся блоком (по звуку) и выровнена на сегмент: планировщик
+                // резервирует именно её, ассет подставит резолвер после сборки ленты.
+                if (
+                    element.BumperTemplateId is not { } bumperTemplateId
+                    || channel.FindBumperTemplate(bumperTemplateId) is not { } bumperTemplate
+                )
+                    continue;
+
+                var seconds = BumperDuration.Aligned(
+                    BumperDuration.TemplateSeconds(bumperTemplate),
+                    _segmentSeconds
+                );
+
+                elements.Add(
+                    new PlanningJunctionElement(
+                        element.Kind,
+                        [],
+                        element.AmountMode,
+                        element.AmountValue,
+                        element.IsRequired,
+                        conditions.OnlyOnElementChange,
+                        conditions.MinMinutesBetween,
+                        bumperTemplateId,
+                        TimeSpan.FromSeconds(seconds)
+                    )
+                );
+                continue;
+            }
+
+            if (
+                element.GroupId is not { } groupId
+                || !elementsByGroup.TryGetValue(groupId, out var groupElements)
+            )
+                continue;
+
+            elements.Add(
+                new PlanningJunctionElement(
+                    element.Kind,
+                    groupElements.SelectMany(e => e.Units).ToList(),
+                    element.AmountMode,
+                    element.AmountValue,
+                    element.IsRequired,
+                    conditions.OnlyOnElementChange,
+                    conditions.MinMinutesBetween
+                )
+            );
+        }
+
+        return elements.Count == 0 ? null : new PlanningJunction(id, elements);
+    }
+
+    /// <summary>
+    /// Что играло в точке, на которую ссылается слот-повтор. Читается уже записанная лента того же
+    /// канала — стратегий и состояния повтору не нужно.
+    /// </summary>
+    private async Task<IReadOnlyList<PlanningUnit>> LoadRepeatUnitsAsync(
+        Channel channel,
+        Slot slot,
+        ScheduledSlot scheduled,
+        CancellationToken cancellationToken
+    )
+    {
+        var source = RepeatSource.FromJson(slot.RepeatSourceJson);
+        if (source is null)
+            return [];
+
+        var offset = TimeSpan.FromMinutes(channel.UtcOffsetMinutes);
+        var sourceDate = scheduled.BroadcastDate.AddDays(-Math.Max(1, source.DaysAgo));
+        var from = EffectiveGridBuilder.ToUtc(
+            sourceDate,
+            source.Time,
+            offset,
+            channel.DayStartTime
+        );
+        var to = from.AddMinutes(Math.Max(1, source.DurationMinutes));
+
+        var entries = await dbContext
+            .ScheduleEntries.AsNoTracking()
+            .Where(e =>
+                e.ChannelId == channel.Id
+                && e.Kind == ScheduleEntryKind.Program
+                && e.StartsAtUtc >= from
+                && e.StartsAtUtc < to
+            )
+            .OrderBy(e => e.StartsAtUtc)
+            .Select(e => new
+            {
+                e.MediaAssetId,
+                e.ShowId,
+                e.EpisodeIndex,
+                Duration = e.EndsAtUtc - e.StartsAtUtc,
+            })
+            .ToListAsync(cancellationToken);
+
+        return entries
+            .Select(e => new PlanningUnit(
+                e.MediaAssetId,
+                e.Duration,
+                e.ShowId ?? Guid.Empty,
+                e.EpisodeIndex ?? 0
+            ))
+            .ToList();
+    }
+
+    /// <summary>
+    /// Чем закрывать паузы. Сначала аварийная группа шаблона, затем филлер канала — последний
+    /// зациклен, поэтому короткая единица закрывает любой остаток лучше длинной.
+    /// </summary>
+    private async Task<IReadOnlyList<PlanningUnit>> LoadFallbackUnitsAsync(
+        Channel channel,
+        ScheduleTemplate template,
+        CancellationToken cancellationToken
+    )
+    {
+        var units = new List<PlanningUnit>();
+
+        if (template.FallbackGroupId is { } groupId)
+        {
+            var expanded = await expander.ExpandAsync([groupId], channel.Id, cancellationToken);
+            if (expanded.TryGetValue(groupId, out var elements))
+                units.AddRange(elements.SelectMany(e => e.Units));
+        }
+
+        if (channel.FillerAssetId is { } fillerId)
+        {
+            var filler = await dbContext
+                .MediaAssets.AsNoTracking()
+                .Where(a =>
+                    a.Id == fillerId && a.Status == MediaAssetStatus.Ready && a.Duration != null
+                )
+                .Select(a => new { a.Id, a.Duration })
+                .FirstOrDefaultAsync(cancellationToken);
+
+            if (filler is not null)
+                units.Add(new PlanningUnit(filler.Id, filler.Duration!.Value, Guid.Empty, 0));
+        }
+
+        // Короткие вперёд: чем короче единица, тем меньше остаётся незакрытым остаток паузы.
+        return units.OrderBy(u => u.Duration).ToList();
+    }
+
+    private static PlanningStrategy ToPlanningStrategy(SlotStrategy? strategy)
+    {
+        if (strategy is null)
+            return new PlanningStrategy(SlotStrategyKind.Sequential);
+
+        var kind = strategy.Type switch
+        {
+            SlotStrategyType.RandomWithCooldown => SlotStrategyKind.RandomWithCooldown,
+            SlotStrategyType.Fixed => SlotStrategyKind.Fixed,
+            _ => SlotStrategyKind.Sequential,
+        };
+
+        return new PlanningStrategy(
+            kind,
+            strategy.RestartOnEnd,
+            strategy.CooldownDays,
+            strategy.Fallback == CooldownFallback.IgnoreCooldown,
+            strategy.FixedElementId
+        );
+    }
+
+    private static ScheduleEntryKind ToEntryKind(PlannedItemKind kind) =>
+        kind switch
+        {
+            PlannedItemKind.SignOff => ScheduleEntryKind.SignOff,
+            PlannedItemKind.Fallback => ScheduleEntryKind.Fallback,
+            PlannedItemKind.Ad or PlannedItemKind.Promo => ScheduleEntryKind.Ad,
+            PlannedItemKind.Bumper => ScheduleEntryKind.Bumper,
+            _ => ScheduleEntryKind.Program,
+        };
+}
diff --git a/backend/src/TeleWave.Application/Programming/Planning/GroupExpander.cs b/backend/src/TeleWave.Application/Programming/Planning/GroupExpander.cs
index da34fbc..13860cf 100644
--- a/backend/src/TeleWave.Application/Programming/Planning/GroupExpander.cs
+++ b/backend/src/TeleWave.Application/Programming/Planning/GroupExpander.cs
@@ -1,237 +1,237 @@
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Domain.Broadcast;
-using TeleWave.Domain.Library;
-using TeleWave.Domain.Media;
-using TeleWave.Domain.Programming;
-using TeleWave.Domain.Programming.Planning;
-
-namespace TeleWave.Application.Programming.Planning;
-
-/// <summary>
-/// Разворачивает группы в последовательности единиц воспроизведения для планировщика: сериал —
-/// в свои серии, коллекция — в части по порядку (сериал внутри коллекции тоже разворачивается),
-/// фильм — в одну единицу.
-///
-/// В эфир попадают только готовые ассеты с известной длительностью: поставить в ленту то, что ещё
-/// обрабатывается, значит получить дыру в раздаче.
-/// </summary>
-public sealed class GroupExpander(IAppDbContext dbContext)
-{
-    /// <param name="historyFrom">С какого момента нужна история показов для потолка повторов;
-    /// null — история не нужна и не загружается.</param>
-    public async Task<IReadOnlyDictionary<Guid, IReadOnlyList<PlanningElement>>> ExpandAsync(
-        IReadOnlyCollection<Guid> groupIds,
-        Guid channelId,
-        CancellationToken cancellationToken,
-        DateTimeOffset? historyFrom = null
-    )
-    {
-        var result = new Dictionary<Guid, IReadOnlyList<PlanningElement>>();
-        if (groupIds.Count == 0)
-            return result;
-
-        var groups = await dbContext
-            .Groups.AsNoTracking()
-            .Include(g => g.Items)
-            .Where(g => groupIds.Contains(g.Id))
-            .ToListAsync(cancellationToken);
-
-        var collectionIds = groups
-            .SelectMany(g => g.Items)
-            .Where(i => i.ElementKind == GroupElementKind.Collection)
-            .Select(i => i.ElementId)
-            .Distinct()
-            .ToList();
-
-        var collectionParts = await dbContext
-            .CollectionItems.AsNoTracking()
-            .Where(i => collectionIds.Contains(i.CollectionId))
-            .OrderBy(i => i.Position)
-            .Select(i => new { i.CollectionId, i.ShowId })
-            .ToListAsync(cancellationToken);
-
-        var showIds = groups
-            .SelectMany(g => g.Items)
-            .Where(i => i.ElementKind == GroupElementKind.Show)
-            .Select(i => i.ElementId)
-            .Concat(collectionParts.Select(p => p.ShowId))
-            .Distinct()
-            .ToList();
-
-        var loaded = await dbContext
-            .Shows.AsNoTracking()
-            .Where(s => showIds.Contains(s.Id))
-            .Select(s => new
-            {
-                s.Id,
-                s.Audience,
-                AssetIds = s.Episodes.OrderBy(e => e.Position).Select(e => e.MediaAssetId).ToList(),
-            })
-            .ToListAsync(cancellationToken);
-        var shows = loaded.ToDictionary(s => s.Id, s => new ShowRow(s.Audience, s.AssetIds));
-
-        var assetIds = shows.Values.SelectMany(s => s.AssetIds).Distinct().ToList();
-        var durations = await dbContext
-            .MediaAssets.AsNoTracking()
-            .Where(a =>
-                assetIds.Contains(a.Id) && a.Status == MediaAssetStatus.Ready && a.Duration != null
-            )
-            .Select(a => new { a.Id, a.Duration })
-            .ToDictionaryAsync(a => a.Id, a => a.Duration!.Value, cancellationToken);
-
-        var lastPlayed = await LoadLastPlayedAsync(channelId, showIds, cancellationToken);
-        var recentPlays = await LoadRecentPlaysAsync(
-            channelId,
-            showIds,
-            historyFrom,
-            cancellationToken
-        );
-
-        var data = new ExpansionData(
-            shows,
-            durations,
-            lastPlayed,
-            recentPlays,
-            collectionParts.ToLookup(p => p.CollectionId, p => p.ShowId)
-        );
-
-        foreach (var group in groups)
-            result[group.Id] = group
-                .Items.OrderBy(i => i.Position)
-                .Select(item =>
-                    item.ElementKind == GroupElementKind.Show
-                        ? data.ShowElement(item)
-                        : data.CollectionElement(item)
-                )
-                .ToList();
-
-        return result;
-    }
-
-    /// <summary>Шоу в виде, нужном развороту: рейтинг и ассеты серий в порядке показа.</summary>
-    private sealed record ShowRow(ShowAudience? Audience, IReadOnlyList<Guid> AssetIds);
-
-    /// <summary>
-    /// Справочники одного прогона. Сборка элементов вынесена сюда из <see cref="ExpandAsync"/>:
-    /// там уже была цепочка запросов, и вместе с двойным циклом метод читался только целиком.
-    /// В БД отсюда не ходят — всё уже загружено.
-    /// </summary>
-    private sealed record ExpansionData(
-        IReadOnlyDictionary<Guid, ShowRow> Shows,
-        IReadOnlyDictionary<Guid, TimeSpan> Durations,
-        IReadOnlyDictionary<Guid, DateTimeOffset> LastPlayed,
-        IReadOnlyDictionary<Guid, IReadOnlyList<DateTimeOffset>> RecentPlays,
-        ILookup<Guid, Guid> CollectionParts
-    )
-    {
-        public PlanningElement ShowElement(GroupItem item) =>
-            new(
-                item.ElementKind,
-                item.ElementId,
-                item.Weight,
-                item.Position,
-                UnitsOf(item.ElementId),
-                LastPlayedOf(item.ElementId),
-                AudienceOf(item.ElementId),
-                RecentPlaysOf(item.ElementId)
-            );
-
-        /// <summary>
-        /// Коллекция как один элемент: единицы всех частей по порядку; остывание — по самой свежей
-        /// части (показ любой означает, что франшиза недавно была в эфире); рейтинг — строжайший
-        /// (франшиза идёт целиком, и одна взрослая часть делает взрослой всю).
-        /// </summary>
-        public PlanningElement CollectionElement(GroupItem item)
-        {
-            var parts = CollectionParts[item.ElementId].ToList();
-            return new PlanningElement(
-                item.ElementKind,
-                item.ElementId,
-                item.Weight,
-                item.Position,
-                parts.SelectMany(UnitsOf).ToList(),
-                parts.Select(LastPlayedOf).Where(p => p is not null).DefaultIfEmpty(null).Max(),
-                parts.Select(AudienceOf).Where(a => a is not null).DefaultIfEmpty(null).Max(),
-                parts.SelectMany(id => RecentPlaysOf(id) ?? []).ToList()
-            );
-        }
-
-        /// <summary>Единицы воспроизведения шоу: только серии с готовым ассетом, в порядке показа.</summary>
-        private List<PlanningUnit> UnitsOf(Guid showId) =>
-            Shows.TryGetValue(showId, out var show)
-                ? show
-                    .AssetIds.Where(Durations.ContainsKey)
-                    .Select(
-                        (assetId, index) =>
-                            new PlanningUnit(assetId, Durations[assetId], showId, index)
-                    )
-                    .ToList()
-                : [];
-
-        private DateTimeOffset? LastPlayedOf(Guid showId) =>
-            LastPlayed.TryGetValue(showId, out var at) ? at : null;
-
-        private ShowAudience? AudienceOf(Guid showId) =>
-            Shows.TryGetValue(showId, out var show) ? show.Audience : null;
-
-        private IReadOnlyList<DateTimeOffset>? RecentPlaysOf(Guid showId) =>
-            RecentPlays.TryGetValue(showId, out var plays) ? plays : null;
-    }
-
-    /// <summary>
-    /// Когда каждое шоу в последний раз выходило в этом канале. Источник — сама лента: отдельного
-    /// журнала показов нет, поэтому глубина хранения расписания должна покрывать максимальное
-    /// остывание среди правил.
-    /// </summary>
-    private async Task<Dictionary<Guid, DateTimeOffset>> LoadLastPlayedAsync(
-        Guid channelId,
-        IReadOnlyCollection<Guid> showIds,
-        CancellationToken cancellationToken
-    ) =>
-        await dbContext
-            .ScheduleEntries.AsNoTracking()
-            .Where(e =>
-                e.ChannelId == channelId
-                && e.Kind == ScheduleEntryKind.Program
-                && e.ShowId != null
-                && showIds.Contains(e.ShowId.Value)
-            )
-            .GroupBy(e => e.ShowId!.Value)
-            .Select(g => new { ShowId = g.Key, LastPlayed = g.Max(e => e.StartsAtUtc) })
-            .ToDictionaryAsync(x => x.ShowId, x => x.LastPlayed, cancellationToken);
-
-    /// <summary>
-    /// Старты показов за окно потолка повторов. Загружается только когда правило задано: без него
-    /// это лишние сотни строк на каждый прогон.
-    /// </summary>
-    private async Task<Dictionary<Guid, IReadOnlyList<DateTimeOffset>>> LoadRecentPlaysAsync(
-        Guid channelId,
-        IReadOnlyCollection<Guid> showIds,
-        DateTimeOffset? from,
-        CancellationToken cancellationToken
-    )
-    {
-        if (from is not { } since || showIds.Count == 0)
-            return [];
-
-        var plays = await dbContext
-            .ScheduleEntries.AsNoTracking()
-            .Where(e =>
-                e.ChannelId == channelId
-                && e.Kind == ScheduleEntryKind.Program
-                && e.ShowId != null
-                && showIds.Contains(e.ShowId.Value)
-                && e.StartsAtUtc >= since
-            )
-            .Select(e => new { ShowId = e.ShowId!.Value, e.StartsAtUtc })
-            .ToListAsync(cancellationToken);
-
-        return plays
-            .GroupBy(p => p.ShowId)
-            .ToDictionary(
-                g => g.Key,
-                g => (IReadOnlyList<DateTimeOffset>)g.Select(p => p.StartsAtUtc).ToList()
-            );
-    }
-}
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Domain.Broadcast;
+using TeleWave.Domain.Library;
+using TeleWave.Domain.Media;
+using TeleWave.Domain.Programming;
+using TeleWave.Domain.Programming.Planning;
+
+namespace TeleWave.Application.Programming.Planning;
+
+/// <summary>
+/// Разворачивает группы в последовательности единиц воспроизведения для планировщика: сериал —
+/// в свои серии, коллекция — в части по порядку (сериал внутри коллекции тоже разворачивается),
+/// фильм — в одну единицу.
+///
+/// В эфир попадают только готовые ассеты с известной длительностью: поставить в ленту то, что ещё
+/// обрабатывается, значит получить дыру в раздаче.
+/// </summary>
+public sealed class GroupExpander(IAppDbContext dbContext)
+{
+    /// <param name="historyFrom">С какого момента нужна история показов для потолка повторов;
+    /// null — история не нужна и не загружается.</param>
+    public async Task<IReadOnlyDictionary<Guid, IReadOnlyList<PlanningElement>>> ExpandAsync(
+        IReadOnlyCollection<Guid> groupIds,
+        Guid channelId,
+        CancellationToken cancellationToken,
+        DateTimeOffset? historyFrom = null
+    )
+    {
+        var result = new Dictionary<Guid, IReadOnlyList<PlanningElement>>();
+        if (groupIds.Count == 0)
+            return result;
+
+        var groups = await dbContext
+            .Groups.AsNoTracking()
+            .Include(g => g.Items)
+            .Where(g => groupIds.Contains(g.Id))
+            .ToListAsync(cancellationToken);
+
+        var collectionIds = groups
+            .SelectMany(g => g.Items)
+            .Where(i => i.ElementKind == GroupElementKind.Collection)
+            .Select(i => i.ElementId)
+            .Distinct()
+            .ToList();
+
+        var collectionParts = await dbContext
+            .CollectionItems.AsNoTracking()
+            .Where(i => collectionIds.Contains(i.CollectionId))
+            .OrderBy(i => i.Position)
+            .Select(i => new { i.CollectionId, i.ShowId })
+            .ToListAsync(cancellationToken);
+
+        var showIds = groups
+            .SelectMany(g => g.Items)
+            .Where(i => i.ElementKind == GroupElementKind.Show)
+            .Select(i => i.ElementId)
+            .Concat(collectionParts.Select(p => p.ShowId))
+            .Distinct()
+            .ToList();
+
+        var loaded = await dbContext
+            .Shows.AsNoTracking()
+            .Where(s => showIds.Contains(s.Id))
+            .Select(s => new
+            {
+                s.Id,
+                s.Audience,
+                AssetIds = s.Episodes.OrderBy(e => e.Position).Select(e => e.MediaAssetId).ToList(),
+            })
+            .ToListAsync(cancellationToken);
+        var shows = loaded.ToDictionary(s => s.Id, s => new ShowRow(s.Audience, s.AssetIds));
+
+        var assetIds = shows.Values.SelectMany(s => s.AssetIds).Distinct().ToList();
+        var durations = await dbContext
+            .MediaAssets.AsNoTracking()
+            .Where(a =>
+                assetIds.Contains(a.Id) && a.Status == MediaAssetStatus.Ready && a.Duration != null
+            )
+            .Select(a => new { a.Id, a.Duration })
+            .ToDictionaryAsync(a => a.Id, a => a.Duration!.Value, cancellationToken);
+
+        var lastPlayed = await LoadLastPlayedAsync(channelId, showIds, cancellationToken);
+        var recentPlays = await LoadRecentPlaysAsync(
+            channelId,
+            showIds,
+            historyFrom,
+            cancellationToken
+        );
+
+        var data = new ExpansionData(
+            shows,
+            durations,
+            lastPlayed,
+            recentPlays,
+            collectionParts.ToLookup(p => p.CollectionId, p => p.ShowId)
+        );
+
+        foreach (var group in groups)
+            result[group.Id] = group
+                .Items.OrderBy(i => i.Position)
+                .Select(item =>
+                    item.ElementKind == GroupElementKind.Show
+                        ? data.ShowElement(item)
+                        : data.CollectionElement(item)
+                )
+                .ToList();
+
+        return result;
+    }
+
+    /// <summary>Шоу в виде, нужном развороту: рейтинг и ассеты серий в порядке показа.</summary>
+    private sealed record ShowRow(ShowAudience? Audience, IReadOnlyList<Guid> AssetIds);
+
+    /// <summary>
+    /// Справочники одного прогона. Сборка элементов вынесена сюда из <see cref="ExpandAsync"/>:
+    /// там уже была цепочка запросов, и вместе с двойным циклом метод читался только целиком.
+    /// В БД отсюда не ходят — всё уже загружено.
+    /// </summary>
+    private sealed record ExpansionData(
+        IReadOnlyDictionary<Guid, ShowRow> Shows,
+        IReadOnlyDictionary<Guid, TimeSpan> Durations,
+        IReadOnlyDictionary<Guid, DateTimeOffset> LastPlayed,
+        IReadOnlyDictionary<Guid, IReadOnlyList<DateTimeOffset>> RecentPlays,
+        ILookup<Guid, Guid> CollectionParts
+    )
+    {
+        public PlanningElement ShowElement(GroupItem item) =>
+            new(
+                item.ElementKind,
+                item.ElementId,
+                item.Weight,
+                item.Position,
+                UnitsOf(item.ElementId),
+                LastPlayedOf(item.ElementId),
+                AudienceOf(item.ElementId),
+                RecentPlaysOf(item.ElementId)
+            );
+
+        /// <summary>
+        /// Коллекция как один элемент: единицы всех частей по порядку; остывание — по самой свежей
+        /// части (показ любой означает, что франшиза недавно была в эфире); рейтинг — строжайший
+        /// (франшиза идёт целиком, и одна взрослая часть делает взрослой всю).
+        /// </summary>
+        public PlanningElement CollectionElement(GroupItem item)
+        {
+            var parts = CollectionParts[item.ElementId].ToList();
+            return new PlanningElement(
+                item.ElementKind,
+                item.ElementId,
+                item.Weight,
+                item.Position,
+                parts.SelectMany(UnitsOf).ToList(),
+                parts.Select(LastPlayedOf).Where(p => p is not null).DefaultIfEmpty(null).Max(),
+                parts.Select(AudienceOf).Where(a => a is not null).DefaultIfEmpty(null).Max(),
+                parts.SelectMany(id => RecentPlaysOf(id) ?? []).ToList()
+            );
+        }
+
+        /// <summary>Единицы воспроизведения шоу: только серии с готовым ассетом, в порядке показа.</summary>
+        private List<PlanningUnit> UnitsOf(Guid showId) =>
+            Shows.TryGetValue(showId, out var show)
+                ? show
+                    .AssetIds.Where(Durations.ContainsKey)
+                    .Select(
+                        (assetId, index) =>
+                            new PlanningUnit(assetId, Durations[assetId], showId, index)
+                    )
+                    .ToList()
+                : [];
+
+        private DateTimeOffset? LastPlayedOf(Guid showId) =>
+            LastPlayed.TryGetValue(showId, out var at) ? at : null;
+
+        private ShowAudience? AudienceOf(Guid showId) =>
+            Shows.TryGetValue(showId, out var show) ? show.Audience : null;
+
+        private IReadOnlyList<DateTimeOffset>? RecentPlaysOf(Guid showId) =>
+            RecentPlays.TryGetValue(showId, out var plays) ? plays : null;
+    }
+
+    /// <summary>
+    /// Когда каждое шоу в последний раз выходило в этом канале. Источник — сама лента: отдельного
+    /// журнала показов нет, поэтому глубина хранения расписания должна покрывать максимальное
+    /// остывание среди правил.
+    /// </summary>
+    private async Task<Dictionary<Guid, DateTimeOffset>> LoadLastPlayedAsync(
+        Guid channelId,
+        IReadOnlyCollection<Guid> showIds,
+        CancellationToken cancellationToken
+    ) =>
+        await dbContext
+            .ScheduleEntries.AsNoTracking()
+            .Where(e =>
+                e.ChannelId == channelId
+                && e.Kind == ScheduleEntryKind.Program
+                && e.ShowId != null
+                && showIds.Contains(e.ShowId.Value)
+            )
+            .GroupBy(e => e.ShowId!.Value)
+            .Select(g => new { ShowId = g.Key, LastPlayed = g.Max(e => e.StartsAtUtc) })
+            .ToDictionaryAsync(x => x.ShowId, x => x.LastPlayed, cancellationToken);
+
+    /// <summary>
+    /// Старты показов за окно потолка повторов. Загружается только когда правило задано: без него
+    /// это лишние сотни строк на каждый прогон.
+    /// </summary>
+    private async Task<Dictionary<Guid, IReadOnlyList<DateTimeOffset>>> LoadRecentPlaysAsync(
+        Guid channelId,
+        IReadOnlyCollection<Guid> showIds,
+        DateTimeOffset? from,
+        CancellationToken cancellationToken
+    )
+    {
+        if (from is not { } since || showIds.Count == 0)
+            return [];
+
+        var plays = await dbContext
+            .ScheduleEntries.AsNoTracking()
+            .Where(e =>
+                e.ChannelId == channelId
+                && e.Kind == ScheduleEntryKind.Program
+                && e.ShowId != null
+                && showIds.Contains(e.ShowId.Value)
+                && e.StartsAtUtc >= since
+            )
+            .Select(e => new { ShowId = e.ShowId!.Value, e.StartsAtUtc })
+            .ToListAsync(cancellationToken);
+
+        return plays
+            .GroupBy(p => p.ShowId)
+            .ToDictionary(
+                g => g.Key,
+                g => (IReadOnlyList<DateTimeOffset>)g.Select(p => p.StartsAtUtc).ToList()
+            );
+    }
+}
diff --git a/backend/src/TeleWave.Application/Programming/Planning/Trace/GetEntryTraceQuery.cs b/backend/src/TeleWave.Application/Programming/Planning/Trace/GetEntryTraceQuery.cs
index 0c64eb0..fc4d1f3 100644
--- a/backend/src/TeleWave.Application/Programming/Planning/Trace/GetEntryTraceQuery.cs
+++ b/backend/src/TeleWave.Application/Programming/Planning/Trace/GetEntryTraceQuery.cs
@@ -1,39 +1,39 @@
-using LiteCqrs;
-using TeleWave.Application.Common.Models;
-using TeleWave.Domain.Programming;
-using TeleWave.Domain.Programming.Planning;
-
-namespace TeleWave.Application.Programming.Planning.Trace;
-
-/// <summary>
-/// Цепочка происхождения записи — «почему это здесь» (см. 6.5). Трейс пишется в момент генерации
-/// и хранится в самой записи: восстановить его потом невозможно, состав групп и правила меняются.
-/// </summary>
-public sealed record GetEntryTraceQuery(Guid EntryId) : IQuery<Result<EntryTraceDto>>;
-
-public sealed record EntryTraceDto(
-    Guid EntryId,
-    DateTimeOffset StartsAtUtc,
-    DateTimeOffset EndsAtUtc,
-    string? ShowName,
-    int? EpisodeIndex,
-    /// <summary>Слой и слот, из которых выросла запись; null — трейс не писался (старая запись).</summary>
-    string? LayerName,
-    int? LayerPriority,
-    string? SlotTitle,
-    SlotKind? SlotKind,
-    int? SlotWeekday,
-    TimeOnly? SlotTargetStart,
-    int? SlotDurationMinutes,
-    string? GroupName,
-    int? GroupItemCount,
-    /// <summary>Коллекция, частью которой шла запись, — если в эфир шла франшиза, а не одиночное шоу.</summary>
-    string? CollectionName,
-    SlotStrategyKind? Strategy,
-    int? CooldownDays,
-    /// <summary>Сколько кандидатов осталось после остывания (null — выбор шёл без него).</summary>
-    int? CandidatesAfterCooldown,
-    int DriftMinutes,
-    bool Snapped,
-    string? JunctionName
-);
+using LiteCqrs;
+using TeleWave.Application.Common.Models;
+using TeleWave.Domain.Programming;
+using TeleWave.Domain.Programming.Planning;
+
+namespace TeleWave.Application.Programming.Planning.Trace;
+
+/// <summary>
+/// Цепочка происхождения записи — «почему это здесь» (см. 6.5). Трейс пишется в момент генерации
+/// и хранится в самой записи: восстановить его потом невозможно, состав групп и правила меняются.
+/// </summary>
+public sealed record GetEntryTraceQuery(Guid EntryId) : IQuery<Result<EntryTraceDto>>;
+
+public sealed record EntryTraceDto(
+    Guid EntryId,
+    DateTimeOffset StartsAtUtc,
+    DateTimeOffset EndsAtUtc,
+    string? ShowName,
+    int? EpisodeIndex,
+    /// <summary>Слой и слот, из которых выросла запись; null — трейс не писался (старая запись).</summary>
+    string? LayerName,
+    int? LayerPriority,
+    string? SlotTitle,
+    SlotKind? SlotKind,
+    int? SlotWeekday,
+    TimeOnly? SlotTargetStart,
+    int? SlotDurationMinutes,
+    string? GroupName,
+    int? GroupItemCount,
+    /// <summary>Коллекция, частью которой шла запись, — если в эфир шла франшиза, а не одиночное шоу.</summary>
+    string? CollectionName,
+    SlotStrategyKind? Strategy,
+    int? CooldownDays,
+    /// <summary>Сколько кандидатов осталось после остывания (null — выбор шёл без него).</summary>
+    int? CandidatesAfterCooldown,
+    int DriftMinutes,
+    bool Snapped,
+    string? JunctionName
+);
diff --git a/backend/src/TeleWave.Application/Programming/Planning/Trace/GetEntryTraceQueryHandler.cs b/backend/src/TeleWave.Application/Programming/Planning/Trace/GetEntryTraceQueryHandler.cs
index 47e6c01..c44c42f 100644
--- a/backend/src/TeleWave.Application/Programming/Planning/Trace/GetEntryTraceQueryHandler.cs
+++ b/backend/src/TeleWave.Application/Programming/Planning/Trace/GetEntryTraceQueryHandler.cs
@@ -1,152 +1,152 @@
-using System.Text.Json;
-using System.Text.Json.Serialization;
-using LiteCqrs;
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Broadcast;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Common.Models;
-using TeleWave.Application.Programming.Templates;
-using TeleWave.Domain.Programming;
-using TeleWave.Domain.Programming.Planning;
-
-namespace TeleWave.Application.Programming.Planning.Trace;
-
-public sealed class GetEntryTraceQueryHandler(IAppDbContext dbContext)
-    : IQueryHandler<GetEntryTraceQuery, Result<EntryTraceDto>>
-{
-    /// <summary>Те же настройки, что при записи трейса генератором.</summary>
-    private static readonly JsonSerializerOptions TraceJsonOptions = new()
-    {
-        PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
-        Converters = { new JsonStringEnumConverter() },
-    };
-
-    public async Task<Result<EntryTraceDto>> Handle(
-        GetEntryTraceQuery query,
-        CancellationToken cancellationToken
-    )
-    {
-        var entry = await dbContext
-            .ScheduleEntries.AsNoTracking()
-            .FirstOrDefaultAsync(e => e.Id == query.EntryId, cancellationToken);
-        if (entry is null)
-            return Result.Failure<EntryTraceDto>(ChannelErrors.NotFound);
-
-        var showName = entry.ShowId is { } showId
-            ? await dbContext
-                .Shows.AsNoTracking()
-                .Where(s => s.Id == showId)
-                .Select(s => s.Name)
-                .FirstOrDefaultAsync(cancellationToken)
-            : null;
-
-        var collectionName = entry.CollectionId is { } collectionId
-            ? await dbContext
-                .Collections.AsNoTracking()
-                .Where(c => c.Id == collectionId)
-                .Select(c => c.Name)
-                .FirstOrDefaultAsync(cancellationToken)
-            : null;
-
-        var trace = Parse(entry.TraceJson);
-        if (trace is null)
-            return Result.Success(
-                new EntryTraceDto(
-                    entry.Id,
-                    entry.StartsAtUtc,
-                    entry.EndsAtUtc,
-                    showName,
-                    entry.EpisodeIndex,
-                    null,
-                    null,
-                    null,
-                    null,
-                    null,
-                    null,
-                    null,
-                    null,
-                    null,
-                    collectionName,
-                    null,
-                    null,
-                    null,
-                    0,
-                    false,
-                    null
-                )
-            );
-
-        // Слот мог быть удалён или изменён после генерации — трейс от этого не портится, просто
-        // часть подписей окажется пустой.
-        var slot = trace.SlotId is { } slotId
-            ? await dbContext
-                .Slots.AsNoTracking()
-                .FirstOrDefaultAsync(s => s.Id == slotId, cancellationToken)
-            : null;
-        var layer = slot is null
-            ? null
-            : await dbContext
-                .GridLayers.AsNoTracking()
-                .FirstOrDefaultAsync(l => l.Id == slot.LayerId, cancellationToken);
-
-        var group = slot?.GroupId is { } groupId
-            ? await dbContext
-                .Groups.AsNoTracking()
-                .Where(g => g.Id == groupId)
-                .Select(g => new { g.Name, g.ItemCount })
-                .FirstOrDefaultAsync(cancellationToken)
-            : null;
-
-        var strategy = SlotStrategy.FromJson(slot?.StrategyJson);
-
-        var junctionId = slot?.JunctionAfterId ?? slot?.JunctionBetweenId;
-        var junctionName = junctionId is { } id
-            ? await dbContext
-                .JunctionTemplates.AsNoTracking()
-                .Where(j => j.Id == id)
-                .Select(j => j.Name)
-                .FirstOrDefaultAsync(cancellationToken)
-            : null;
-
-        return Result.Success(
-            new EntryTraceDto(
-                entry.Id,
-                entry.StartsAtUtc,
-                entry.EndsAtUtc,
-                showName,
-                entry.EpisodeIndex,
-                layer?.Name,
-                layer?.Priority,
-                slot?.Title,
-                trace.SlotKind,
-                slot?.Weekday,
-                slot?.TargetStart,
-                slot?.TargetDurationMinutes,
-                group?.Name,
-                group?.ItemCount,
-                collectionName,
-                trace.Strategy,
-                strategy?.CooldownDays,
-                trace.CandidatesAfterCooldown,
-                trace.DriftMinutes,
-                trace.Snapped,
-                junctionName
-            )
-        );
-    }
-
-    private static PlanTrace? Parse(string? json)
-    {
-        if (string.IsNullOrWhiteSpace(json))
-            return null;
-
-        try
-        {
-            return JsonSerializer.Deserialize<PlanTrace>(json, TraceJsonOptions);
-        }
-        catch (JsonException)
-        {
-            return null;
-        }
-    }
-}
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using LiteCqrs;
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Broadcast;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Common.Models;
+using TeleWave.Application.Programming.Templates;
+using TeleWave.Domain.Programming;
+using TeleWave.Domain.Programming.Planning;
+
+namespace TeleWave.Application.Programming.Planning.Trace;
+
+public sealed class GetEntryTraceQueryHandler(IAppDbContext dbContext)
+    : IQueryHandler<GetEntryTraceQuery, Result<EntryTraceDto>>
+{
+    /// <summary>Те же настройки, что при записи трейса генератором.</summary>
+    private static readonly JsonSerializerOptions TraceJsonOptions = new()
+    {
+        PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
+        Converters = { new JsonStringEnumConverter() },
+    };
+
+    public async Task<Result<EntryTraceDto>> Handle(
+        GetEntryTraceQuery query,
+        CancellationToken cancellationToken
+    )
+    {
+        var entry = await dbContext
+            .ScheduleEntries.AsNoTracking()
+            .FirstOrDefaultAsync(e => e.Id == query.EntryId, cancellationToken);
+        if (entry is null)
+            return Result.Failure<EntryTraceDto>(ChannelErrors.NotFound);
+
+        var showName = entry.ShowId is { } showId
+            ? await dbContext
+                .Shows.AsNoTracking()
+                .Where(s => s.Id == showId)
+                .Select(s => s.Name)
+                .FirstOrDefaultAsync(cancellationToken)
+            : null;
+
+        var collectionName = entry.CollectionId is { } collectionId
+            ? await dbContext
+                .Collections.AsNoTracking()
+                .Where(c => c.Id == collectionId)
+                .Select(c => c.Name)
+                .FirstOrDefaultAsync(cancellationToken)
+            : null;
+
+        var trace = Parse(entry.TraceJson);
+        if (trace is null)
+            return Result.Success(
+                new EntryTraceDto(
+                    entry.Id,
+                    entry.StartsAtUtc,
+                    entry.EndsAtUtc,
+                    showName,
+                    entry.EpisodeIndex,
+                    null,
+                    null,
+                    null,
+                    null,
+                    null,
+                    null,
+                    null,
+                    null,
+                    null,
+                    collectionName,
+                    null,
+                    null,
+                    null,
+                    0,
+                    false,
+                    null
+                )
+            );
+
+        // Слот мог быть удалён или изменён после генерации — трейс от этого не портится, просто
+        // часть подписей окажется пустой.
+        var slot = trace.SlotId is { } slotId
+            ? await dbContext
+                .Slots.AsNoTracking()
+                .FirstOrDefaultAsync(s => s.Id == slotId, cancellationToken)
+            : null;
+        var layer = slot is null
+            ? null
+            : await dbContext
+                .GridLayers.AsNoTracking()
+                .FirstOrDefaultAsync(l => l.Id == slot.LayerId, cancellationToken);
+
+        var group = slot?.GroupId is { } groupId
+            ? await dbContext
+                .Groups.AsNoTracking()
+                .Where(g => g.Id == groupId)
+                .Select(g => new { g.Name, g.ItemCount })
+                .FirstOrDefaultAsync(cancellationToken)
+            : null;
+
+        var strategy = SlotStrategy.FromJson(slot?.StrategyJson);
+
+        var junctionId = slot?.JunctionAfterId ?? slot?.JunctionBetweenId;
+        var junctionName = junctionId is { } id
+            ? await dbContext
+                .JunctionTemplates.AsNoTracking()
+                .Where(j => j.Id == id)
+                .Select(j => j.Name)
+                .FirstOrDefaultAsync(cancellationToken)
+            : null;
+
+        return Result.Success(
+            new EntryTraceDto(
+                entry.Id,
+                entry.StartsAtUtc,
+                entry.EndsAtUtc,
+                showName,
+                entry.EpisodeIndex,
+                layer?.Name,
+                layer?.Priority,
+                slot?.Title,
+                trace.SlotKind,
+                slot?.Weekday,
+                slot?.TargetStart,
+                slot?.TargetDurationMinutes,
+                group?.Name,
+                group?.ItemCount,
+                collectionName,
+                trace.Strategy,
+                strategy?.CooldownDays,
+                trace.CandidatesAfterCooldown,
+                trace.DriftMinutes,
+                trace.Snapped,
+                junctionName
+            )
+        );
+    }
+
+    private static PlanTrace? Parse(string? json)
+    {
+        if (string.IsNullOrWhiteSpace(json))
+            return null;
+
+        try
+        {
+            return JsonSerializer.Deserialize<PlanTrace>(json, TraceJsonOptions);
+        }
+        catch (JsonException)
+        {
+            return null;
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Application/Programming/Templates/CopyTemplate/CopyTemplateCommandHandler.cs b/backend/src/TeleWave.Application/Programming/Templates/CopyTemplate/CopyTemplateCommandHandler.cs
index e94021b..af7ed16 100644
--- a/backend/src/TeleWave.Application/Programming/Templates/CopyTemplate/CopyTemplateCommandHandler.cs
+++ b/backend/src/TeleWave.Application/Programming/Templates/CopyTemplate/CopyTemplateCommandHandler.cs
@@ -1,231 +1,231 @@
-using LiteCqrs;
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Broadcast;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Common.Models;
-using TeleWave.Domain.Programming;
-
-namespace TeleWave.Application.Programming.Templates.CopyTemplate;
-
-public sealed class CopyTemplateCommandHandler(IAppDbContext dbContext)
-    : ICommandHandler<CopyTemplateCommand, Result<CopyTemplateResultDto>>
-{
-    public async Task<Result<CopyTemplateResultDto>> Handle(
-        CopyTemplateCommand command,
-        CancellationToken cancellationToken
-    )
-    {
-        var target = await dbContext
-            .Channels.Include(c => c.BumperTemplates)
-            .FirstOrDefaultAsync(c => c.Id == command.TargetChannelId, cancellationToken);
-        if (target is null)
-            return Result.Failure<CopyTemplateResultDto>(ChannelErrors.NotFound);
-
-        var source = await dbContext
-            .ScheduleTemplates.AsNoTracking()
-            .Include(t => t.Layers)
-                .ThenInclude(l => l.Slots)
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(t => t.ChannelId == command.SourceChannelId, cancellationToken);
-        if (source is null)
-            return Result.Failure<CopyTemplateResultDto>(ChannelErrors.TemplateNotFound);
-
-        var sourceJunctions = await dbContext
-            .JunctionTemplates.AsNoTracking()
-            .Include(j => j.Elements)
-            .Where(j => j.ChannelId == command.SourceChannelId)
-            .ToListAsync(cancellationToken);
-
-        // Заставки живут на канале и на диске, поэтому не копируются: врезка ищет блок с таким же
-        // именем у приёмника, а не найдя — остаётся без ссылки, и это возвращается в отчёте.
-        var bumperByName = target
-            .BumperTemplates.GroupBy(t => t.Name)
-            .ToDictionary(g => g.Key, g => g.First().Id);
-        var sourceBumperNames = await dbContext
-            .Channels.AsNoTracking()
-            .Where(c => c.Id == command.SourceChannelId)
-            .SelectMany(c => c.BumperTemplates)
-            .Select(t => new { t.Id, t.Name })
-            .ToDictionaryAsync(t => t.Id, t => t.Name, cancellationToken);
-
-        var (junctionMap, droppedBumperRefs) = CopyJunctions(
-            sourceJunctions,
-            target.Id,
-            sourceBumperNames,
-            bumperByName
-        );
-
-        // Прежняя сетка приёмника заменяется целиком: слить две сетки автоматически нельзя,
-        // а «добавить поверх» дало бы кашу из пересекающихся слотов.
-        var existing = await dbContext
-            .ScheduleTemplates.Where(t => t.ChannelId == target.Id)
-            .ToListAsync(cancellationToken);
-        dbContext.ScheduleTemplates.RemoveRange(existing);
-        await dbContext
-            .JunctionTemplates.Where(j =>
-                j.ChannelId == target.Id && !junctionMap.Values.Contains(j.Id)
-            )
-            .ExecuteDeleteAsync(cancellationToken);
-
-        var copyTemplate = ScheduleTemplate.Create(target.Id, source.Name);
-        copyTemplate.SetFallbackGroup(source.FallbackGroupId);
-        copyTemplate.SetRules(source.RulesJson);
-        if (
-            source.DefaultJunctionId is { } defaultJunction
-            && junctionMap.TryGetValue(defaultJunction, out var mappedDefault)
-        )
-            copyTemplate.SetDefaultJunction(mappedDefault);
-
-        var (layers, slots) = CopyGrid(source, copyTemplate, junctionMap);
-
-        dbContext.ScheduleTemplates.Add(copyTemplate);
-        target.SetTemplate(copyTemplate.Id);
-
-        return Result.Success(
-            new CopyTemplateResultDto(layers, slots, junctionMap.Count, droppedBumperRefs)
-        );
-    }
-
-    /// <summary>
-    /// Копирует стыки на канал-приёмник. Возвращает соответствие «стык источника → копия» (по нему
-    /// потом перевешиваются ссылки слотов) и число врезок, потерявших ссылку на блок заставки.
-    /// </summary>
-    private (Dictionary<Guid, Guid> Map, int DroppedBumperRefs) CopyJunctions(
-        IReadOnlyList<JunctionTemplate> sourceJunctions,
-        Guid targetChannelId,
-        IReadOnlyDictionary<Guid, string> sourceBumperNames,
-        IReadOnlyDictionary<string, Guid> targetBumperByName
-    )
-    {
-        var map = new Dictionary<Guid, Guid>();
-        var dropped = 0;
-
-        foreach (var junction in sourceJunctions)
-        {
-            var copy = JunctionTemplate.Create(targetChannelId, junction.Name);
-            map[junction.Id] = copy.Id;
-
-            foreach (var element in junction.Elements.OrderBy(e => e.Position))
-            {
-                var bumperTemplateId = MapBumper(
-                    element,
-                    sourceBumperNames,
-                    targetBumperByName,
-                    ref dropped
-                );
-                copy.AddElement(element.Kind)
-                    .Update(
-                        element.Kind,
-                        element.GroupId,
-                        bumperTemplateId,
-                        element.AmountMode,
-                        element.AmountValue,
-                        element.IsRequired,
-                        element.ConditionsJson
-                    );
-            }
-
-            dbContext.JunctionTemplates.Add(copy);
-        }
-
-        return (map, dropped);
-    }
-
-    /// <summary>
-    /// Блок заставки у приёмника, соответствующий блоку источника по имени. Заставки живут на канале
-    /// и на диске, поэтому не копируются: не нашлось одноимённого — врезка остаётся без ссылки,
-    /// и это попадает в отчёт.
-    /// </summary>
-    private static Guid? MapBumper(
-        JunctionElement element,
-        IReadOnlyDictionary<Guid, string> sourceBumperNames,
-        IReadOnlyDictionary<string, Guid> targetBumperByName,
-        ref int dropped
-    )
-    {
-        if (element.Kind != JunctionElementKind.Bumper)
-            return null;
-
-        if (
-            element.BumperTemplateId is { } sourceId
-            && sourceBumperNames.TryGetValue(sourceId, out var name)
-            && targetBumperByName.TryGetValue(name, out var mapped)
-        )
-            return mapped;
-
-        dropped++;
-        return null;
-    }
-
-    /// <summary>Переносит слои со слотами. Возвращает, сколько слоёв (кроме фонового) и слотов скопировано.</summary>
-    private static (int Layers, int Slots) CopyGrid(
-        ScheduleTemplate source,
-        ScheduleTemplate copyTemplate,
-        IReadOnlyDictionary<Guid, Guid> junctionMap
-    )
-    {
-        var layers = 0;
-        var slots = 0;
-
-        foreach (var layer in source.Layers.OrderByDescending(l => l.Priority))
-        {
-            // Фоновый слой у нового шаблона уже есть — в него переносим слоты, а не заводим второй.
-            var copyLayer = layer.IsBackground
-                ? copyTemplate.Background!
-                : copyTemplate.AddLayer(layer.Name, layer.Priority);
-            copyLayer.Update(layer.Name, layer.Priority, layer.ApplicabilityJson, layer.IsEnabled);
-            if (!layer.IsBackground)
-                layers++;
-
-            foreach (var slot in layer.Slots)
-            {
-                CopySlot(slot, copyLayer, junctionMap);
-                slots++;
-            }
-        }
-
-        return (layers, slots);
-    }
-
-    private static void CopySlot(
-        Slot slot,
-        GridLayer copyLayer,
-        IReadOnlyDictionary<Guid, Guid> junctionMap
-    )
-    {
-        var copySlot = copyLayer.AddSlot(
-            slot.Title,
-            slot.TargetStart,
-            slot.TargetDurationMinutes,
-            slot.Daypart,
-            slot.SlotKind,
-            slot.Weekday
-        );
-        copySlot.UpdateTiming(
-            slot.Weekday,
-            slot.TargetStart,
-            slot.TargetDurationMinutes,
-            slot.Daypart,
-            slot.IsAnchor,
-            slot.MaxDriftMinutes,
-            slot.SnapToMinutes
-        );
-        copySlot.UpdateContent(
-            new SlotContent(
-                slot.Title,
-                slot.SlotKind,
-                slot.GroupId,
-                slot.StrategyJson,
-                slot.RepeatSourceJson,
-                slot.BlockMode,
-                slot.BlockValue,
-                slot.OverflowPolicy,
-                Map(slot.JunctionBetweenId, junctionMap),
-                Map(slot.JunctionAfterId, junctionMap)
-            )
-        );
-    }
-
-    private static Guid? Map(Guid? id, IReadOnlyDictionary<Guid, Guid> map) =>
-        id is { } value && map.TryGetValue(value, out var mapped) ? mapped : null;
-}
+using LiteCqrs;
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Broadcast;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Common.Models;
+using TeleWave.Domain.Programming;
+
+namespace TeleWave.Application.Programming.Templates.CopyTemplate;
+
+public sealed class CopyTemplateCommandHandler(IAppDbContext dbContext)
+    : ICommandHandler<CopyTemplateCommand, Result<CopyTemplateResultDto>>
+{
+    public async Task<Result<CopyTemplateResultDto>> Handle(
+        CopyTemplateCommand command,
+        CancellationToken cancellationToken
+    )
+    {
+        var target = await dbContext
+            .Channels.Include(c => c.BumperTemplates)
+            .FirstOrDefaultAsync(c => c.Id == command.TargetChannelId, cancellationToken);
+        if (target is null)
+            return Result.Failure<CopyTemplateResultDto>(ChannelErrors.NotFound);
+
+        var source = await dbContext
+            .ScheduleTemplates.AsNoTracking()
+            .Include(t => t.Layers)
+                .ThenInclude(l => l.Slots)
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(t => t.ChannelId == command.SourceChannelId, cancellationToken);
+        if (source is null)
+            return Result.Failure<CopyTemplateResultDto>(ChannelErrors.TemplateNotFound);
+
+        var sourceJunctions = await dbContext
+            .JunctionTemplates.AsNoTracking()
+            .Include(j => j.Elements)
+            .Where(j => j.ChannelId == command.SourceChannelId)
+            .ToListAsync(cancellationToken);
+
+        // Заставки живут на канале и на диске, поэтому не копируются: врезка ищет блок с таким же
+        // именем у приёмника, а не найдя — остаётся без ссылки, и это возвращается в отчёте.
+        var bumperByName = target
+            .BumperTemplates.GroupBy(t => t.Name)
+            .ToDictionary(g => g.Key, g => g.First().Id);
+        var sourceBumperNames = await dbContext
+            .Channels.AsNoTracking()
+            .Where(c => c.Id == command.SourceChannelId)
+            .SelectMany(c => c.BumperTemplates)
+            .Select(t => new { t.Id, t.Name })
+            .ToDictionaryAsync(t => t.Id, t => t.Name, cancellationToken);
+
+        var (junctionMap, droppedBumperRefs) = CopyJunctions(
+            sourceJunctions,
+            target.Id,
+            sourceBumperNames,
+            bumperByName
+        );
+
+        // Прежняя сетка приёмника заменяется целиком: слить две сетки автоматически нельзя,
+        // а «добавить поверх» дало бы кашу из пересекающихся слотов.
+        var existing = await dbContext
+            .ScheduleTemplates.Where(t => t.ChannelId == target.Id)
+            .ToListAsync(cancellationToken);
+        dbContext.ScheduleTemplates.RemoveRange(existing);
+        await dbContext
+            .JunctionTemplates.Where(j =>
+                j.ChannelId == target.Id && !junctionMap.Values.Contains(j.Id)
+            )
+            .ExecuteDeleteAsync(cancellationToken);
+
+        var copyTemplate = ScheduleTemplate.Create(target.Id, source.Name);
+        copyTemplate.SetFallbackGroup(source.FallbackGroupId);
+        copyTemplate.SetRules(source.RulesJson);
+        if (
+            source.DefaultJunctionId is { } defaultJunction
+            && junctionMap.TryGetValue(defaultJunction, out var mappedDefault)
+        )
+            copyTemplate.SetDefaultJunction(mappedDefault);
+
+        var (layers, slots) = CopyGrid(source, copyTemplate, junctionMap);
+
+        dbContext.ScheduleTemplates.Add(copyTemplate);
+        target.SetTemplate(copyTemplate.Id);
+
+        return Result.Success(
+            new CopyTemplateResultDto(layers, slots, junctionMap.Count, droppedBumperRefs)
+        );
+    }
+
+    /// <summary>
+    /// Копирует стыки на канал-приёмник. Возвращает соответствие «стык источника → копия» (по нему
+    /// потом перевешиваются ссылки слотов) и число врезок, потерявших ссылку на блок заставки.
+    /// </summary>
+    private (Dictionary<Guid, Guid> Map, int DroppedBumperRefs) CopyJunctions(
+        IReadOnlyList<JunctionTemplate> sourceJunctions,
+        Guid targetChannelId,
+        IReadOnlyDictionary<Guid, string> sourceBumperNames,
+        IReadOnlyDictionary<string, Guid> targetBumperByName
+    )
+    {
+        var map = new Dictionary<Guid, Guid>();
+        var dropped = 0;
+
+        foreach (var junction in sourceJunctions)
+        {
+            var copy = JunctionTemplate.Create(targetChannelId, junction.Name);
+            map[junction.Id] = copy.Id;
+
+            foreach (var element in junction.Elements.OrderBy(e => e.Position))
+            {
+                var bumperTemplateId = MapBumper(
+                    element,
+                    sourceBumperNames,
+                    targetBumperByName,
+                    ref dropped
+                );
+                copy.AddElement(element.Kind)
+                    .Update(
+                        element.Kind,
+                        element.GroupId,
+                        bumperTemplateId,
+                        element.AmountMode,
+                        element.AmountValue,
+                        element.IsRequired,
+                        element.ConditionsJson
+                    );
+            }
+
+            dbContext.JunctionTemplates.Add(copy);
+        }
+
+        return (map, dropped);
+    }
+
+    /// <summary>
+    /// Блок заставки у приёмника, соответствующий блоку источника по имени. Заставки живут на канале
+    /// и на диске, поэтому не копируются: не нашлось одноимённого — врезка остаётся без ссылки,
+    /// и это попадает в отчёт.
+    /// </summary>
+    private static Guid? MapBumper(
+        JunctionElement element,
+        IReadOnlyDictionary<Guid, string> sourceBumperNames,
+        IReadOnlyDictionary<string, Guid> targetBumperByName,
+        ref int dropped
+    )
+    {
+        if (element.Kind != JunctionElementKind.Bumper)
+            return null;
+
+        if (
+            element.BumperTemplateId is { } sourceId
+            && sourceBumperNames.TryGetValue(sourceId, out var name)
+            && targetBumperByName.TryGetValue(name, out var mapped)
+        )
+            return mapped;
+
+        dropped++;
+        return null;
+    }
+
+    /// <summary>Переносит слои со слотами. Возвращает, сколько слоёв (кроме фонового) и слотов скопировано.</summary>
+    private static (int Layers, int Slots) CopyGrid(
+        ScheduleTemplate source,
+        ScheduleTemplate copyTemplate,
+        IReadOnlyDictionary<Guid, Guid> junctionMap
+    )
+    {
+        var layers = 0;
+        var slots = 0;
+
+        foreach (var layer in source.Layers.OrderByDescending(l => l.Priority))
+        {
+            // Фоновый слой у нового шаблона уже есть — в него переносим слоты, а не заводим второй.
+            var copyLayer = layer.IsBackground
+                ? copyTemplate.Background!
+                : copyTemplate.AddLayer(layer.Name, layer.Priority);
+            copyLayer.Update(layer.Name, layer.Priority, layer.ApplicabilityJson, layer.IsEnabled);
+            if (!layer.IsBackground)
+                layers++;
+
+            foreach (var slot in layer.Slots)
+            {
+                CopySlot(slot, copyLayer, junctionMap);
+                slots++;
+            }
+        }
+
+        return (layers, slots);
+    }
+
+    private static void CopySlot(
+        Slot slot,
+        GridLayer copyLayer,
+        IReadOnlyDictionary<Guid, Guid> junctionMap
+    )
+    {
+        var copySlot = copyLayer.AddSlot(
+            slot.Title,
+            slot.TargetStart,
+            slot.TargetDurationMinutes,
+            slot.Daypart,
+            slot.SlotKind,
+            slot.Weekday
+        );
+        copySlot.UpdateTiming(
+            slot.Weekday,
+            slot.TargetStart,
+            slot.TargetDurationMinutes,
+            slot.Daypart,
+            slot.IsAnchor,
+            slot.MaxDriftMinutes,
+            slot.SnapToMinutes
+        );
+        copySlot.UpdateContent(
+            new SlotContent(
+                slot.Title,
+                slot.SlotKind,
+                slot.GroupId,
+                slot.StrategyJson,
+                slot.RepeatSourceJson,
+                slot.BlockMode,
+                slot.BlockValue,
+                slot.OverflowPolicy,
+                Map(slot.JunctionBetweenId, junctionMap),
+                Map(slot.JunctionAfterId, junctionMap)
+            )
+        );
+    }
+
+    private static Guid? Map(Guid? id, IReadOnlyDictionary<Guid, Guid> map) =>
+        id is { } value && map.TryGetValue(value, out var mapped) ? mapped : null;
+}
diff --git a/backend/src/TeleWave.Application/Programming/Templates/GetTemplate/GetChannelTemplateQueryHandler.cs b/backend/src/TeleWave.Application/Programming/Templates/GetTemplate/GetChannelTemplateQueryHandler.cs
index 5347303..877a9a0 100644
--- a/backend/src/TeleWave.Application/Programming/Templates/GetTemplate/GetChannelTemplateQueryHandler.cs
+++ b/backend/src/TeleWave.Application/Programming/Templates/GetTemplate/GetChannelTemplateQueryHandler.cs
@@ -1,102 +1,102 @@
-using LiteCqrs;
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Broadcast;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Common.Models;
-
-namespace TeleWave.Application.Programming.Templates.GetTemplate;
-
-public sealed class GetChannelTemplateQueryHandler(IAppDbContext dbContext)
-    : IQueryHandler<GetChannelTemplateQuery, Result<ScheduleTemplateDto>>
-{
-    public async Task<Result<ScheduleTemplateDto>> Handle(
-        GetChannelTemplateQuery query,
-        CancellationToken cancellationToken
-    )
-    {
-        var channel = await dbContext
-            .Channels.AsNoTracking()
-            .FirstOrDefaultAsync(c => c.Id == query.ChannelId, cancellationToken);
-        if (channel is null)
-            return Result.Failure<ScheduleTemplateDto>(ChannelErrors.NotFound);
-
-        var template = await dbContext
-            .ScheduleTemplates.AsNoTracking()
-            .Include(t => t.Layers)
-                .ThenInclude(l => l.Slots)
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(t => t.ChannelId == channel.Id, cancellationToken);
-        if (template is null)
-            return Result.Failure<ScheduleTemplateDto>(ChannelErrors.TemplateNotFound);
-
-        // Имена групп резолвим одним запросом: инспектор слота показывает их сразу, без второго обхода.
-        var groupIds = template
-            .Layers.SelectMany(l => l.Slots)
-            .Select(s => s.GroupId)
-            .Where(id => id is not null)
-            .Select(id => id!.Value)
-            .Distinct()
-            .ToList();
-        var groupNames = await dbContext
-            .Groups.AsNoTracking()
-            .Where(g => groupIds.Contains(g.Id))
-            .ToDictionaryAsync(g => g.Id, g => g.Name, cancellationToken);
-
-        var layers = template
-            .Layers.OrderByDescending(l => l.Priority)
-            .Select(layer => new GridLayerDto(
-                layer.Id,
-                layer.Name,
-                layer.Priority,
-                layer.IsEnabled,
-                layer.IsBackground,
-                LayerApplicability.FromJson(layer.ApplicabilityJson),
-                layer
-                    .Slots.OrderBy(s => s.Weekday ?? -1)
-                    .ThenBy(s => s.TargetStart)
-                    .Select(slot => new SlotDto(
-                        slot.Id,
-                        slot.LayerId,
-                        slot.Weekday,
-                        slot.TargetStart,
-                        slot.TargetDurationMinutes,
-                        slot.Title,
-                        slot.Daypart,
-                        slot.SlotKind,
-                        slot.GroupId,
-                        slot.GroupId is { } gid && groupNames.TryGetValue(gid, out var gname)
-                            ? gname
-                            : null,
-                        SlotStrategy.FromJson(slot.StrategyJson),
-                        RepeatSource.FromJson(slot.RepeatSourceJson),
-                        slot.BlockMode,
-                        slot.BlockValue,
-                        slot.OverflowPolicy,
-                        slot.IsAnchor,
-                        slot.MaxDriftMinutes,
-                        slot.SnapToMinutes,
-                        slot.JunctionBetweenId,
-                        slot.JunctionAfterId
-                    ))
-                    .ToList()
-            ))
-            .ToList();
-
-        return Result.Success(
-            new ScheduleTemplateDto(
-                template.Id,
-                template.ChannelId,
-                template.Name,
-                template.FallbackGroupId,
-                template.DefaultJunctionId,
-                PlanningRules.FromJson(template.RulesJson),
-                template.Revision,
-                template.AppliedRevision,
-                template.HasPendingChanges,
-                channel.UtcOffsetMinutes,
-                channel.DayStartTime,
-                layers
-            )
-        );
-    }
-}
+using LiteCqrs;
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Broadcast;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Common.Models;
+
+namespace TeleWave.Application.Programming.Templates.GetTemplate;
+
+public sealed class GetChannelTemplateQueryHandler(IAppDbContext dbContext)
+    : IQueryHandler<GetChannelTemplateQuery, Result<ScheduleTemplateDto>>
+{
+    public async Task<Result<ScheduleTemplateDto>> Handle(
+        GetChannelTemplateQuery query,
+        CancellationToken cancellationToken
+    )
+    {
+        var channel = await dbContext
+            .Channels.AsNoTracking()
+            .FirstOrDefaultAsync(c => c.Id == query.ChannelId, cancellationToken);
+        if (channel is null)
+            return Result.Failure<ScheduleTemplateDto>(ChannelErrors.NotFound);
+
+        var template = await dbContext
+            .ScheduleTemplates.AsNoTracking()
+            .Include(t => t.Layers)
+                .ThenInclude(l => l.Slots)
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(t => t.ChannelId == channel.Id, cancellationToken);
+        if (template is null)
+            return Result.Failure<ScheduleTemplateDto>(ChannelErrors.TemplateNotFound);
+
+        // Имена групп резолвим одним запросом: инспектор слота показывает их сразу, без второго обхода.
+        var groupIds = template
+            .Layers.SelectMany(l => l.Slots)
+            .Select(s => s.GroupId)
+            .Where(id => id is not null)
+            .Select(id => id!.Value)
+            .Distinct()
+            .ToList();
+        var groupNames = await dbContext
+            .Groups.AsNoTracking()
+            .Where(g => groupIds.Contains(g.Id))
+            .ToDictionaryAsync(g => g.Id, g => g.Name, cancellationToken);
+
+        var layers = template
+            .Layers.OrderByDescending(l => l.Priority)
+            .Select(layer => new GridLayerDto(
+                layer.Id,
+                layer.Name,
+                layer.Priority,
+                layer.IsEnabled,
+                layer.IsBackground,
+                LayerApplicability.FromJson(layer.ApplicabilityJson),
+                layer
+                    .Slots.OrderBy(s => s.Weekday ?? -1)
+                    .ThenBy(s => s.TargetStart)
+                    .Select(slot => new SlotDto(
+                        slot.Id,
+                        slot.LayerId,
+                        slot.Weekday,
+                        slot.TargetStart,
+                        slot.TargetDurationMinutes,
+                        slot.Title,
+                        slot.Daypart,
+                        slot.SlotKind,
+                        slot.GroupId,
+                        slot.GroupId is { } gid && groupNames.TryGetValue(gid, out var gname)
+                            ? gname
+                            : null,
+                        SlotStrategy.FromJson(slot.StrategyJson),
+                        RepeatSource.FromJson(slot.RepeatSourceJson),
+                        slot.BlockMode,
+                        slot.BlockValue,
+                        slot.OverflowPolicy,
+                        slot.IsAnchor,
+                        slot.MaxDriftMinutes,
+                        slot.SnapToMinutes,
+                        slot.JunctionBetweenId,
+                        slot.JunctionAfterId
+                    ))
+                    .ToList()
+            ))
+            .ToList();
+
+        return Result.Success(
+            new ScheduleTemplateDto(
+                template.Id,
+                template.ChannelId,
+                template.Name,
+                template.FallbackGroupId,
+                template.DefaultJunctionId,
+                PlanningRules.FromJson(template.RulesJson),
+                template.Revision,
+                template.AppliedRevision,
+                template.HasPendingChanges,
+                channel.UtcOffsetMinutes,
+                channel.DayStartTime,
+                layers
+            )
+        );
+    }
+}
diff --git a/backend/src/TeleWave.Application/Programming/Templates/Layers/LayerCommandHandlers.cs b/backend/src/TeleWave.Application/Programming/Templates/Layers/LayerCommandHandlers.cs
index 0815330..3bcc63f 100644
--- a/backend/src/TeleWave.Application/Programming/Templates/Layers/LayerCommandHandlers.cs
+++ b/backend/src/TeleWave.Application/Programming/Templates/Layers/LayerCommandHandlers.cs
@@ -1,139 +1,139 @@
-using LiteCqrs;
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Common.Models;
-using TeleWave.Domain.Programming;
-
-namespace TeleWave.Application.Programming.Templates.Layers;
-
-public sealed class CreateLayerCommandHandler(IAppDbContext dbContext)
-    : ICommandHandler<CreateLayerCommand, Result<Guid>>
-{
-    public async Task<Result<Guid>> Handle(
-        CreateLayerCommand command,
-        CancellationToken cancellationToken
-    )
-    {
-        var template = await LayerLoader.ByTemplateAsync(
-            dbContext,
-            command.TemplateId,
-            cancellationToken
-        );
-        if (template is null)
-            return Result.Failure<Guid>(TemplateErrors.NotFound);
-
-        var layer = template.AddLayer(command.Name, command.Priority);
-        template.MarkChanged();
-        return Result.Success(layer.Id);
-    }
-}
-
-public sealed class UpdateLayerCommandHandler(IAppDbContext dbContext)
-    : ICommandHandler<UpdateLayerCommand, Result>
-{
-    public async Task<Result> Handle(
-        UpdateLayerCommand command,
-        CancellationToken cancellationToken
-    )
-    {
-        var template = await LayerLoader.ByLayerAsync(
-            dbContext,
-            command.LayerId,
-            cancellationToken
-        );
-        var layer = template?.FindLayer(command.LayerId);
-        if (template is null || layer is null)
-            return Result.Failure(TemplateErrors.LayerNotFound);
-
-        layer.Update(
-            command.Name,
-            command.Priority,
-            command.Applicability?.ToJson(),
-            command.IsEnabled
-        );
-        template.MarkChanged();
-        return Result.Success();
-    }
-}
-
-public sealed class DeleteLayerCommandHandler(IAppDbContext dbContext)
-    : ICommandHandler<DeleteLayerCommand, Result>
-{
-    public async Task<Result> Handle(
-        DeleteLayerCommand command,
-        CancellationToken cancellationToken
-    )
-    {
-        var template = await LayerLoader.ByLayerAsync(
-            dbContext,
-            command.LayerId,
-            cancellationToken
-        );
-        var layer = template?.FindLayer(command.LayerId);
-        if (template is null || layer is null)
-            return Result.Failure(TemplateErrors.LayerNotFound);
-
-        if (layer.IsBackground)
-            return Result.Failure(TemplateErrors.BackgroundLayerCannotBeDeleted);
-
-        template.RemoveLayer(command.LayerId);
-        template.MarkChanged();
-        return Result.Success();
-    }
-}
-
-public sealed class UpdateTemplateCommandHandler(IAppDbContext dbContext)
-    : ICommandHandler<UpdateTemplateCommand, Result>
-{
-    public async Task<Result> Handle(
-        UpdateTemplateCommand command,
-        CancellationToken cancellationToken
-    )
-    {
-        var template = await dbContext.ScheduleTemplates.FirstOrDefaultAsync(
-            t => t.Id == command.TemplateId,
-            cancellationToken
-        );
-        if (template is null)
-            return Result.Failure(TemplateErrors.NotFound);
-
-        if (
-            command.FallbackGroupId is { } groupId
-            && !await dbContext.Groups.AnyAsync(g => g.Id == groupId, cancellationToken)
-        )
-            return Result.Failure(TemplateErrors.GroupNotFound);
-
-        template.Rename(command.Name);
-        template.SetFallbackGroup(command.FallbackGroupId);
-        template.SetDefaultJunction(command.DefaultJunctionId);
-        template.SetRules(command.Rules?.ToJson());
-        template.MarkChanged();
-        return Result.Success();
-    }
-}
-
-/// <summary>Загрузка шаблона со слоями и слотами: любая правка слоя меняет ревизию всего шаблона.</summary>
-internal static class LayerLoader
-{
-    public static Task<ScheduleTemplate?> ByTemplateAsync(
-        IAppDbContext dbContext,
-        Guid templateId,
-        CancellationToken cancellationToken
-    ) =>
-        dbContext
-            .ScheduleTemplates.Include(t => t.Layers)
-                .ThenInclude(l => l.Slots)
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(t => t.Id == templateId, cancellationToken);
-
-    public static Task<ScheduleTemplate?> ByLayerAsync(
-        IAppDbContext dbContext,
-        Guid layerId,
-        CancellationToken cancellationToken
-    ) =>
-        dbContext
-            .ScheduleTemplates.Include(t => t.Layers)
-                .ThenInclude(l => l.Slots)
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(t => t.Layers.Any(l => l.Id == layerId), cancellationToken);
-}
+using LiteCqrs;
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Common.Models;
+using TeleWave.Domain.Programming;
+
+namespace TeleWave.Application.Programming.Templates.Layers;
+
+public sealed class CreateLayerCommandHandler(IAppDbContext dbContext)
+    : ICommandHandler<CreateLayerCommand, Result<Guid>>
+{
+    public async Task<Result<Guid>> Handle(
+        CreateLayerCommand command,
+        CancellationToken cancellationToken
+    )
+    {
+        var template = await LayerLoader.ByTemplateAsync(
+            dbContext,
+            command.TemplateId,
+            cancellationToken
+        );
+        if (template is null)
+            return Result.Failure<Guid>(TemplateErrors.NotFound);
+
+        var layer = template.AddLayer(command.Name, command.Priority);
+        template.MarkChanged();
+        return Result.Success(layer.Id);
+    }
+}
+
+public sealed class UpdateLayerCommandHandler(IAppDbContext dbContext)
+    : ICommandHandler<UpdateLayerCommand, Result>
+{
+    public async Task<Result> Handle(
+        UpdateLayerCommand command,
+        CancellationToken cancellationToken
+    )
+    {
+        var template = await LayerLoader.ByLayerAsync(
+            dbContext,
+            command.LayerId,
+            cancellationToken
+        );
+        var layer = template?.FindLayer(command.LayerId);
+        if (template is null || layer is null)
+            return Result.Failure(TemplateErrors.LayerNotFound);
+
+        layer.Update(
+            command.Name,
+            command.Priority,
+            command.Applicability?.ToJson(),
+            command.IsEnabled
+        );
+        template.MarkChanged();
+        return Result.Success();
+    }
+}
+
+public sealed class DeleteLayerCommandHandler(IAppDbContext dbContext)
+    : ICommandHandler<DeleteLayerCommand, Result>
+{
+    public async Task<Result> Handle(
+        DeleteLayerCommand command,
+        CancellationToken cancellationToken
+    )
+    {
+        var template = await LayerLoader.ByLayerAsync(
+            dbContext,
+            command.LayerId,
+            cancellationToken
+        );
+        var layer = template?.FindLayer(command.LayerId);
+        if (template is null || layer is null)
+            return Result.Failure(TemplateErrors.LayerNotFound);
+
+        if (layer.IsBackground)
+            return Result.Failure(TemplateErrors.BackgroundLayerCannotBeDeleted);
+
+        template.RemoveLayer(command.LayerId);
+        template.MarkChanged();
+        return Result.Success();
+    }
+}
+
+public sealed class UpdateTemplateCommandHandler(IAppDbContext dbContext)
+    : ICommandHandler<UpdateTemplateCommand, Result>
+{
+    public async Task<Result> Handle(
+        UpdateTemplateCommand command,
+        CancellationToken cancellationToken
+    )
+    {
+        var template = await dbContext.ScheduleTemplates.FirstOrDefaultAsync(
+            t => t.Id == command.TemplateId,
+            cancellationToken
+        );
+        if (template is null)
+            return Result.Failure(TemplateErrors.NotFound);
+
+        if (
+            command.FallbackGroupId is { } groupId
+            && !await dbContext.Groups.AnyAsync(g => g.Id == groupId, cancellationToken)
+        )
+            return Result.Failure(TemplateErrors.GroupNotFound);
+
+        template.Rename(command.Name);
+        template.SetFallbackGroup(command.FallbackGroupId);
+        template.SetDefaultJunction(command.DefaultJunctionId);
+        template.SetRules(command.Rules?.ToJson());
+        template.MarkChanged();
+        return Result.Success();
+    }
+}
+
+/// <summary>Загрузка шаблона со слоями и слотами: любая правка слоя меняет ревизию всего шаблона.</summary>
+internal static class LayerLoader
+{
+    public static Task<ScheduleTemplate?> ByTemplateAsync(
+        IAppDbContext dbContext,
+        Guid templateId,
+        CancellationToken cancellationToken
+    ) =>
+        dbContext
+            .ScheduleTemplates.Include(t => t.Layers)
+                .ThenInclude(l => l.Slots)
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(t => t.Id == templateId, cancellationToken);
+
+    public static Task<ScheduleTemplate?> ByLayerAsync(
+        IAppDbContext dbContext,
+        Guid layerId,
+        CancellationToken cancellationToken
+    ) =>
+        dbContext
+            .ScheduleTemplates.Include(t => t.Layers)
+                .ThenInclude(l => l.Slots)
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(t => t.Layers.Any(l => l.Id == layerId), cancellationToken);
+}
diff --git a/backend/src/TeleWave.Application/Programming/Templates/Layers/LayerCommands.cs b/backend/src/TeleWave.Application/Programming/Templates/Layers/LayerCommands.cs
index c33d925..6ab2147 100644
--- a/backend/src/TeleWave.Application/Programming/Templates/Layers/LayerCommands.cs
+++ b/backend/src/TeleWave.Application/Programming/Templates/Layers/LayerCommands.cs
@@ -1,67 +1,67 @@
-using FluentValidation;
-using LiteCqrs;
-using TeleWave.Application.Common.Models;
-
-namespace TeleWave.Application.Programming.Templates.Layers;
-
-public sealed record CreateLayerCommand(Guid TemplateId, string Name, int Priority)
-    : ICommand<Result<Guid>>;
-
-public sealed record UpdateLayerCommand(
-    Guid LayerId,
-    string Name,
-    int Priority,
-    LayerApplicability? Applicability,
-    bool IsEnabled
-) : ICommand<Result>;
-
-public sealed record DeleteLayerCommand(Guid LayerId) : ICommand<Result>;
-
-/// <summary>Имя шаблона, аварийная группа, стык по умолчанию и правила отбора кандидатов.</summary>
-public sealed record UpdateTemplateCommand(
-    Guid TemplateId,
-    string Name,
-    Guid? FallbackGroupId,
-    Guid? DefaultJunctionId,
-    PlanningRules? Rules
-) : ICommand<Result>;
-
-public sealed class CreateLayerCommandValidator : AbstractValidator<CreateLayerCommand>
-{
-    public CreateLayerCommandValidator()
-    {
-        RuleFor(x => x.Name).NotEmpty().MaximumLength(128);
-        RuleFor(x => x.Priority).InclusiveBetween(1, 1000);
-    }
-}
-
-public sealed class UpdateLayerCommandValidator : AbstractValidator<UpdateLayerCommand>
-{
-    public UpdateLayerCommandValidator()
-    {
-        RuleFor(x => x.Name).NotEmpty().MaximumLength(128);
-        RuleFor(x => x.Priority).InclusiveBetween(1, 1000);
-    }
-}
-
-public sealed class UpdateTemplateCommandValidator : AbstractValidator<UpdateTemplateCommand>
-{
-    public UpdateTemplateCommandValidator()
-    {
-        RuleFor(x => x.Name).NotEmpty().MaximumLength(256);
-
-        // Год — верхняя граница окна повторов: за ним правило перестаёт что-либо значить, а история
-        // всё равно ограничена глубиной хранения ленты.
-        RuleFor(x => x.Rules!.MaxRepeatsInWindow!.WindowDays)
-            .InclusiveBetween(1, 365)
-            .When(x => x.Rules?.MaxRepeatsInWindow is not null);
-        RuleFor(x => x.Rules!.MaxRepeatsInWindow!.Max)
-            .InclusiveBetween(1, 1000)
-            .When(x => x.Rules?.MaxRepeatsInWindow is not null);
-
-        RuleForEach(x => x.Rules!.MaxAudienceByTime)
-            .Must(window => window.From != window.To)
-            .WithMessage("Окно нулевой длины ничего не ограничивает.")
-            .When(x => x.Rules?.MaxAudienceByTime is not null);
-    }
-}
+using FluentValidation;
+using LiteCqrs;
+using TeleWave.Application.Common.Models;
+
+namespace TeleWave.Application.Programming.Templates.Layers;
+
+public sealed record CreateLayerCommand(Guid TemplateId, string Name, int Priority)
+    : ICommand<Result<Guid>>;
+
+public sealed record UpdateLayerCommand(
+    Guid LayerId,
+    string Name,
+    int Priority,
+    LayerApplicability? Applicability,
+    bool IsEnabled
+) : ICommand<Result>;
+
+public sealed record DeleteLayerCommand(Guid LayerId) : ICommand<Result>;
+
+/// <summary>Имя шаблона, аварийная группа, стык по умолчанию и правила отбора кандидатов.</summary>
+public sealed record UpdateTemplateCommand(
+    Guid TemplateId,
+    string Name,
+    Guid? FallbackGroupId,
+    Guid? DefaultJunctionId,
+    PlanningRules? Rules
+) : ICommand<Result>;
+
+public sealed class CreateLayerCommandValidator : AbstractValidator<CreateLayerCommand>
+{
+    public CreateLayerCommandValidator()
+    {
+        RuleFor(x => x.Name).NotEmpty().MaximumLength(128);
+        RuleFor(x => x.Priority).InclusiveBetween(1, 1000);
+    }
+}
+
+public sealed class UpdateLayerCommandValidator : AbstractValidator<UpdateLayerCommand>
+{
+    public UpdateLayerCommandValidator()
+    {
+        RuleFor(x => x.Name).NotEmpty().MaximumLength(128);
+        RuleFor(x => x.Priority).InclusiveBetween(1, 1000);
+    }
+}
+
+public sealed class UpdateTemplateCommandValidator : AbstractValidator<UpdateTemplateCommand>
+{
+    public UpdateTemplateCommandValidator()
+    {
+        RuleFor(x => x.Name).NotEmpty().MaximumLength(256);
+
+        // Год — верхняя граница окна повторов: за ним правило перестаёт что-либо значить, а история
+        // всё равно ограничена глубиной хранения ленты.
+        RuleFor(x => x.Rules!.MaxRepeatsInWindow!.WindowDays)
+            .InclusiveBetween(1, 365)
+            .When(x => x.Rules?.MaxRepeatsInWindow is not null);
+        RuleFor(x => x.Rules!.MaxRepeatsInWindow!.Max)
+            .InclusiveBetween(1, 1000)
+            .When(x => x.Rules?.MaxRepeatsInWindow is not null);
+
+        RuleForEach(x => x.Rules!.MaxAudienceByTime)
+            .Must(window => window.From != window.To)
+            .WithMessage("Окно нулевой длины ничего не ограничивает.")
+            .When(x => x.Rules?.MaxAudienceByTime is not null);
+    }
+}
diff --git a/backend/src/TeleWave.Application/Programming/Templates/PlanningRules.cs b/backend/src/TeleWave.Application/Programming/Templates/PlanningRules.cs
index 75aec3b..b17e003 100644
--- a/backend/src/TeleWave.Application/Programming/Templates/PlanningRules.cs
+++ b/backend/src/TeleWave.Application/Programming/Templates/PlanningRules.cs
@@ -1,75 +1,75 @@
-using System.Text.Json;
-using System.Text.Json.Serialization;
-using TeleWave.Domain.Library;
-
-namespace TeleWave.Application.Programming.Templates;
-
-/// <summary>
-/// Окно детского времени: с <paramref name="From"/> до <paramref name="To"/> во времени канала
-/// в эфир идёт только контент не строже <paramref name="MaxAudience"/>. Окно может переходить
-/// через полночь (23:00–06:00) — тогда границы сравниваются в обратную сторону.
-/// </summary>
-public sealed record AudienceWindow(TimeOnly From, TimeOnly To, ShowAudience MaxAudience)
-{
-    public bool Contains(TimeOnly moment) =>
-        From <= To ? moment >= From && moment < To : moment >= From || moment < To;
-}
-
-/// <summary>
-/// Правила отбора кандидатов на уровне канала (см. 3.8). Это жёсткие фильтры: они отсекают
-/// недопустимое до жребия, поэтому не требуют пересборки и не ломают воспроизводимость.
-///
-/// Область действия — весь канал: дейпарты сюда не заведены намеренно, окна детского времени
-/// и так задаются временем, а потолок повторов осмыслен только целиком по каналу.
-/// </summary>
-public sealed record PlanningRules(
-    IReadOnlyList<AudienceWindow>? MaxAudienceByTime = null,
-    /// <summary>Не чаще <c>Max</c> раз за <c>WindowDays</c> суток (null — без ограничения).</summary>
-    RepeatLimitRule? MaxRepeatsInWindow = null,
-    // ── Пост-проверки: считаются по готовой ленте, дают предупреждения и ничего не переигрывают. ──
-    /// <summary>Потолок врезок в часе, минуты (null — не проверять).</summary>
-    int? MaxBreakMinutesPerHour = null,
-    /// <summary>Потолок доли одного жанра за вещательные сутки, проценты (null — не проверять).</summary>
-    int? MaxGenreSharePercent = null,
-    /// <summary>Потолок доли эфира, отданной фону, проценты (null — не проверять).</summary>
-    int? MaxFallbackSharePercent = null
-)
-{
-    private static readonly JsonSerializerOptions Options = new()
-    {
-        PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
-        DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull,
-        Converters = { new JsonStringEnumConverter() },
-    };
-
-    /// <summary>Возрастной потолок в указанный момент времени канала (null — без ограничения).</summary>
-    public ShowAudience? AudienceAt(TimeOnly moment)
-    {
-        if (MaxAudienceByTime is not { Count: > 0 } windows)
-            return null;
-
-        // Пересекающиеся окна разрешаются в пользу строгого: детское время не должно
-        // отменяться более широким окном, случайно наложенным сверху.
-        var applicable = windows.Where(w => w.Contains(moment)).Select(w => w.MaxAudience).ToList();
-        return applicable.Count > 0 ? applicable.Min() : null;
-    }
-
-    public string ToJson() => JsonSerializer.Serialize(this, Options);
-
-    public static PlanningRules? FromJson(string? json)
-    {
-        if (string.IsNullOrWhiteSpace(json))
-            return null;
-
-        try
-        {
-            return JsonSerializer.Deserialize<PlanningRules>(json, Options);
-        }
-        catch (JsonException)
-        {
-            return null;
-        }
-    }
-}
-
-public sealed record RepeatLimitRule(int WindowDays, int Max);
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using TeleWave.Domain.Library;
+
+namespace TeleWave.Application.Programming.Templates;
+
+/// <summary>
+/// Окно детского времени: с <paramref name="From"/> до <paramref name="To"/> во времени канала
+/// в эфир идёт только контент не строже <paramref name="MaxAudience"/>. Окно может переходить
+/// через полночь (23:00–06:00) — тогда границы сравниваются в обратную сторону.
+/// </summary>
+public sealed record AudienceWindow(TimeOnly From, TimeOnly To, ShowAudience MaxAudience)
+{
+    public bool Contains(TimeOnly moment) =>
+        From <= To ? moment >= From && moment < To : moment >= From || moment < To;
+}
+
+/// <summary>
+/// Правила отбора кандидатов на уровне канала (см. 3.8). Это жёсткие фильтры: они отсекают
+/// недопустимое до жребия, поэтому не требуют пересборки и не ломают воспроизводимость.
+///
+/// Область действия — весь канал: дейпарты сюда не заведены намеренно, окна детского времени
+/// и так задаются временем, а потолок повторов осмыслен только целиком по каналу.
+/// </summary>
+public sealed record PlanningRules(
+    IReadOnlyList<AudienceWindow>? MaxAudienceByTime = null,
+    /// <summary>Не чаще <c>Max</c> раз за <c>WindowDays</c> суток (null — без ограничения).</summary>
+    RepeatLimitRule? MaxRepeatsInWindow = null,
+    // ── Пост-проверки: считаются по готовой ленте, дают предупреждения и ничего не переигрывают. ──
+    /// <summary>Потолок врезок в часе, минуты (null — не проверять).</summary>
+    int? MaxBreakMinutesPerHour = null,
+    /// <summary>Потолок доли одного жанра за вещательные сутки, проценты (null — не проверять).</summary>
+    int? MaxGenreSharePercent = null,
+    /// <summary>Потолок доли эфира, отданной фону, проценты (null — не проверять).</summary>
+    int? MaxFallbackSharePercent = null
+)
+{
+    private static readonly JsonSerializerOptions Options = new()
+    {
+        PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
+        DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull,
+        Converters = { new JsonStringEnumConverter() },
+    };
+
+    /// <summary>Возрастной потолок в указанный момент времени канала (null — без ограничения).</summary>
+    public ShowAudience? AudienceAt(TimeOnly moment)
+    {
+        if (MaxAudienceByTime is not { Count: > 0 } windows)
+            return null;
+
+        // Пересекающиеся окна разрешаются в пользу строгого: детское время не должно
+        // отменяться более широким окном, случайно наложенным сверху.
+        var applicable = windows.Where(w => w.Contains(moment)).Select(w => w.MaxAudience).ToList();
+        return applicable.Count > 0 ? applicable.Min() : null;
+    }
+
+    public string ToJson() => JsonSerializer.Serialize(this, Options);
+
+    public static PlanningRules? FromJson(string? json)
+    {
+        if (string.IsNullOrWhiteSpace(json))
+            return null;
+
+        try
+        {
+            return JsonSerializer.Deserialize<PlanningRules>(json, Options);
+        }
+        catch (JsonException)
+        {
+            return null;
+        }
+    }
+}
+
+public sealed record RepeatLimitRule(int WindowDays, int Max);
diff --git a/backend/src/TeleWave.Application/Programming/Templates/SlotInput.cs b/backend/src/TeleWave.Application/Programming/Templates/SlotInput.cs
index cccbe9f..98b84d1 100644
--- a/backend/src/TeleWave.Application/Programming/Templates/SlotInput.cs
+++ b/backend/src/TeleWave.Application/Programming/Templates/SlotInput.cs
@@ -1,59 +1,59 @@
-using FluentValidation;
-using TeleWave.Domain.Programming;
-
-namespace TeleWave.Application.Programming.Templates;
-
-/// <summary>Полный набор настроек слота — общий для создания и правки.</summary>
-public sealed record SlotInput(
-    string Title,
-    int? Weekday,
-    TimeOnly TargetStart,
-    int TargetDurationMinutes,
-    Daypart Daypart,
-    SlotKind SlotKind,
-    Guid? GroupId,
-    SlotStrategy? Strategy,
-    RepeatSource? RepeatSource,
-    SlotBlockMode BlockMode,
-    int BlockValue,
-    OverflowPolicy OverflowPolicy,
-    bool IsAnchor,
-    int MaxDriftMinutes,
-    int? SnapToMinutes,
-    /// <summary>Стык между единицами внутри блока.</summary>
-    Guid? JunctionBetweenId = null,
-    /// <summary>Стык в конце блока (null — берётся стык шаблона по умолчанию).</summary>
-    Guid? JunctionAfterId = null
-);
-
-public sealed class SlotInputValidator : AbstractValidator<SlotInput>
-{
-    /// <summary>Округлять старт можно только до значений, которые читаются как «круглое время».</summary>
-    private static readonly int[] AllowedSnap = [5, 10, 15, 30];
-
-    public SlotInputValidator()
-    {
-        RuleFor(x => x.Title).NotEmpty().MaximumLength(256);
-        RuleFor(x => x.Weekday).InclusiveBetween(0, 6).When(x => x.Weekday is not null);
-
-        // Сутки — верхняя граница осмысленного слота: длиннее он всё равно перекроет сам себя.
-        RuleFor(x => x.TargetDurationMinutes).InclusiveBetween(1, 24 * 60);
-        RuleFor(x => x.BlockValue).GreaterThan(0);
-        RuleFor(x => x.MaxDriftMinutes).InclusiveBetween(0, 12 * 60);
-
-        RuleFor(x => x.SnapToMinutes)
-            .Must(value => value is null || AllowedSnap.Contains(value.Value))
-            .WithMessage("Округление старта допустимо до 5, 10, 15 или 30 минут.");
-
-        RuleFor(x => x.Strategy!.CooldownDays)
-            .InclusiveBetween(0, 3650)
-            .When(x => x.Strategy is not null);
-
-        RuleFor(x => x.RepeatSource!.DaysAgo)
-            .InclusiveBetween(1, 365)
-            .When(x => x.RepeatSource is not null);
-        RuleFor(x => x.RepeatSource!.DurationMinutes)
-            .InclusiveBetween(1, 24 * 60)
-            .When(x => x.RepeatSource is not null);
-    }
-}
+using FluentValidation;
+using TeleWave.Domain.Programming;
+
+namespace TeleWave.Application.Programming.Templates;
+
+/// <summary>Полный набор настроек слота — общий для создания и правки.</summary>
+public sealed record SlotInput(
+    string Title,
+    int? Weekday,
+    TimeOnly TargetStart,
+    int TargetDurationMinutes,
+    Daypart Daypart,
+    SlotKind SlotKind,
+    Guid? GroupId,
+    SlotStrategy? Strategy,
+    RepeatSource? RepeatSource,
+    SlotBlockMode BlockMode,
+    int BlockValue,
+    OverflowPolicy OverflowPolicy,
+    bool IsAnchor,
+    int MaxDriftMinutes,
+    int? SnapToMinutes,
+    /// <summary>Стык между единицами внутри блока.</summary>
+    Guid? JunctionBetweenId = null,
+    /// <summary>Стык в конце блока (null — берётся стык шаблона по умолчанию).</summary>
+    Guid? JunctionAfterId = null
+);
+
+public sealed class SlotInputValidator : AbstractValidator<SlotInput>
+{
+    /// <summary>Округлять старт можно только до значений, которые читаются как «круглое время».</summary>
+    private static readonly int[] AllowedSnap = [5, 10, 15, 30];
+
+    public SlotInputValidator()
+    {
+        RuleFor(x => x.Title).NotEmpty().MaximumLength(256);
+        RuleFor(x => x.Weekday).InclusiveBetween(0, 6).When(x => x.Weekday is not null);
+
+        // Сутки — верхняя граница осмысленного слота: длиннее он всё равно перекроет сам себя.
+        RuleFor(x => x.TargetDurationMinutes).InclusiveBetween(1, 24 * 60);
+        RuleFor(x => x.BlockValue).GreaterThan(0);
+        RuleFor(x => x.MaxDriftMinutes).InclusiveBetween(0, 12 * 60);
+
+        RuleFor(x => x.SnapToMinutes)
+            .Must(value => value is null || AllowedSnap.Contains(value.Value))
+            .WithMessage("Округление старта допустимо до 5, 10, 15 или 30 минут.");
+
+        RuleFor(x => x.Strategy!.CooldownDays)
+            .InclusiveBetween(0, 3650)
+            .When(x => x.Strategy is not null);
+
+        RuleFor(x => x.RepeatSource!.DaysAgo)
+            .InclusiveBetween(1, 365)
+            .When(x => x.RepeatSource is not null);
+        RuleFor(x => x.RepeatSource!.DurationMinutes)
+            .InclusiveBetween(1, 24 * 60)
+            .When(x => x.RepeatSource is not null);
+    }
+}
diff --git a/backend/src/TeleWave.Application/Programming/Templates/SlotWriter.cs b/backend/src/TeleWave.Application/Programming/Templates/SlotWriter.cs
index ba291ca..853042c 100644
--- a/backend/src/TeleWave.Application/Programming/Templates/SlotWriter.cs
+++ b/backend/src/TeleWave.Application/Programming/Templates/SlotWriter.cs
@@ -1,110 +1,110 @@
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Common.Models;
-using TeleWave.Domain.Programming;
-
-namespace TeleWave.Application.Programming.Templates;
-
-/// <summary>
-/// Общая часть создания и правки слота: проверки, которые нельзя доверить валидатору, потому что
-/// им нужны соседние слоты и справочник групп.
-/// </summary>
-public sealed class SlotWriter(IAppDbContext dbContext)
-{
-    /// <summary>
-    /// Проверяет вход и применяет его к слоту. <paramref name="slot"/> = null — проверка перед
-    /// созданием.
-    /// </summary>
-    public async Task<Result> ApplyAsync(
-        GridLayer layer,
-        Slot? slot,
-        SlotInput input,
-        CancellationToken cancellationToken
-    )
-    {
-        // Перекрытие внутри слоя запрещено: два слота на одну минуту сделали бы выбор неоднозначным.
-        if (
-            layer.HasOverlap(
-                input.Weekday,
-                input.TargetStart,
-                input.TargetDurationMinutes,
-                slot?.Id
-            )
-        )
-            return Result.Failure(TemplateErrors.SlotsOverlap);
-
-        if (input.SlotKind == SlotKind.Content)
-        {
-            if (input.GroupId is not { } groupId)
-                return Result.Failure(TemplateErrors.GroupRequired);
-
-            if (!await dbContext.Groups.AnyAsync(g => g.Id == groupId, cancellationToken))
-                return Result.Failure(TemplateErrors.GroupNotFound);
-        }
-
-        if (input.SlotKind == SlotKind.Repeat && input.RepeatSource is null)
-            return Result.Failure(TemplateErrors.RepeatSourceRequired);
-
-        var target =
-            slot
-            ?? layer.AddSlot(
-                input.Title,
-                input.TargetStart,
-                input.TargetDurationMinutes,
-                input.Daypart,
-                input.SlotKind,
-                input.Weekday
-            );
-
-        target.UpdateTiming(
-            input.Weekday,
-            input.TargetStart,
-            input.TargetDurationMinutes,
-            input.Daypart,
-            input.IsAnchor,
-            input.MaxDriftMinutes,
-            input.SnapToMinutes
-        );
-        target.UpdateContent(
-            new SlotContent(
-                input.Title,
-                input.SlotKind,
-                input.GroupId,
-                input.Strategy?.ToJson(),
-                input.RepeatSource?.ToJson(),
-                input.BlockMode,
-                input.BlockValue,
-                input.OverflowPolicy,
-                input.JunctionBetweenId,
-                input.JunctionAfterId
-            )
-        );
-
-        return Result.Success();
-    }
-
-    /// <summary>Загружает шаблон целиком по слою — правка слота меняет ревизию всего шаблона.</summary>
-    public Task<ScheduleTemplate?> LoadTemplateByLayerAsync(
-        Guid layerId,
-        CancellationToken cancellationToken
-    ) =>
-        dbContext
-            .ScheduleTemplates.Include(t => t.Layers)
-                .ThenInclude(l => l.Slots)
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(t => t.Layers.Any(l => l.Id == layerId), cancellationToken);
-
-    /// <summary>Загружает шаблон по слоту.</summary>
-    public Task<ScheduleTemplate?> LoadTemplateBySlotAsync(
-        Guid slotId,
-        CancellationToken cancellationToken
-    ) =>
-        dbContext
-            .ScheduleTemplates.Include(t => t.Layers)
-                .ThenInclude(l => l.Slots)
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(
-                t => t.Layers.Any(l => l.Slots.Any(s => s.Id == slotId)),
-                cancellationToken
-            );
-}
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Common.Models;
+using TeleWave.Domain.Programming;
+
+namespace TeleWave.Application.Programming.Templates;
+
+/// <summary>
+/// Общая часть создания и правки слота: проверки, которые нельзя доверить валидатору, потому что
+/// им нужны соседние слоты и справочник групп.
+/// </summary>
+public sealed class SlotWriter(IAppDbContext dbContext)
+{
+    /// <summary>
+    /// Проверяет вход и применяет его к слоту. <paramref name="slot"/> = null — проверка перед
+    /// созданием.
+    /// </summary>
+    public async Task<Result> ApplyAsync(
+        GridLayer layer,
+        Slot? slot,
+        SlotInput input,
+        CancellationToken cancellationToken
+    )
+    {
+        // Перекрытие внутри слоя запрещено: два слота на одну минуту сделали бы выбор неоднозначным.
+        if (
+            layer.HasOverlap(
+                input.Weekday,
+                input.TargetStart,
+                input.TargetDurationMinutes,
+                slot?.Id
+            )
+        )
+            return Result.Failure(TemplateErrors.SlotsOverlap);
+
+        if (input.SlotKind == SlotKind.Content)
+        {
+            if (input.GroupId is not { } groupId)
+                return Result.Failure(TemplateErrors.GroupRequired);
+
+            if (!await dbContext.Groups.AnyAsync(g => g.Id == groupId, cancellationToken))
+                return Result.Failure(TemplateErrors.GroupNotFound);
+        }
+
+        if (input.SlotKind == SlotKind.Repeat && input.RepeatSource is null)
+            return Result.Failure(TemplateErrors.RepeatSourceRequired);
+
+        var target =
+            slot
+            ?? layer.AddSlot(
+                input.Title,
+                input.TargetStart,
+                input.TargetDurationMinutes,
+                input.Daypart,
+                input.SlotKind,
+                input.Weekday
+            );
+
+        target.UpdateTiming(
+            input.Weekday,
+            input.TargetStart,
+            input.TargetDurationMinutes,
+            input.Daypart,
+            input.IsAnchor,
+            input.MaxDriftMinutes,
+            input.SnapToMinutes
+        );
+        target.UpdateContent(
+            new SlotContent(
+                input.Title,
+                input.SlotKind,
+                input.GroupId,
+                input.Strategy?.ToJson(),
+                input.RepeatSource?.ToJson(),
+                input.BlockMode,
+                input.BlockValue,
+                input.OverflowPolicy,
+                input.JunctionBetweenId,
+                input.JunctionAfterId
+            )
+        );
+
+        return Result.Success();
+    }
+
+    /// <summary>Загружает шаблон целиком по слою — правка слота меняет ревизию всего шаблона.</summary>
+    public Task<ScheduleTemplate?> LoadTemplateByLayerAsync(
+        Guid layerId,
+        CancellationToken cancellationToken
+    ) =>
+        dbContext
+            .ScheduleTemplates.Include(t => t.Layers)
+                .ThenInclude(l => l.Slots)
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(t => t.Layers.Any(l => l.Id == layerId), cancellationToken);
+
+    /// <summary>Загружает шаблон по слоту.</summary>
+    public Task<ScheduleTemplate?> LoadTemplateBySlotAsync(
+        Guid slotId,
+        CancellationToken cancellationToken
+    ) =>
+        dbContext
+            .ScheduleTemplates.Include(t => t.Layers)
+                .ThenInclude(l => l.Slots)
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(
+                t => t.Layers.Any(l => l.Slots.Any(s => s.Id == slotId)),
+                cancellationToken
+            );
+}
diff --git a/backend/src/TeleWave.Application/Programming/Templates/TemplateDtos.cs b/backend/src/TeleWave.Application/Programming/Templates/TemplateDtos.cs
index 7902874..82f464c 100644
--- a/backend/src/TeleWave.Application/Programming/Templates/TemplateDtos.cs
+++ b/backend/src/TeleWave.Application/Programming/Templates/TemplateDtos.cs
@@ -1,54 +1,54 @@
-using TeleWave.Domain.Programming;
-
-namespace TeleWave.Application.Programming.Templates;
-
-public sealed record SlotDto(
-    Guid Id,
-    Guid LayerId,
-    int? Weekday,
-    TimeOnly TargetStart,
-    int TargetDurationMinutes,
-    string Title,
-    Daypart Daypart,
-    SlotKind SlotKind,
-    Guid? GroupId,
-    string? GroupName,
-    SlotStrategy? Strategy,
-    RepeatSource? RepeatSource,
-    SlotBlockMode BlockMode,
-    int BlockValue,
-    OverflowPolicy OverflowPolicy,
-    bool IsAnchor,
-    int MaxDriftMinutes,
-    int? SnapToMinutes,
-    Guid? JunctionBetweenId,
-    Guid? JunctionAfterId
-);
-
-public sealed record GridLayerDto(
-    Guid Id,
-    string Name,
-    int Priority,
-    bool IsEnabled,
-    bool IsBackground,
-    LayerApplicability? Applicability,
-    IReadOnlyList<SlotDto> Slots
-);
-
-public sealed record ScheduleTemplateDto(
-    Guid Id,
-    Guid ChannelId,
-    string Name,
-    Guid? FallbackGroupId,
-    Guid? DefaultJunctionId,
-    /// <summary>Правила отбора кандидатов канала: детское время и потолок повторов.</summary>
-    PlanningRules? Rules,
-    int Revision,
-    int AppliedRevision,
-    /// <summary>Есть ли правки правил, ещё не применённые к эфиру.</summary>
-    bool HasPendingChanges,
-    /// <summary>Время канала — сетка задаётся в нём, а не в UTC.</summary>
-    int UtcOffsetMinutes,
-    TimeOnly DayStartTime,
-    IReadOnlyList<GridLayerDto> Layers
-);
+using TeleWave.Domain.Programming;
+
+namespace TeleWave.Application.Programming.Templates;
+
+public sealed record SlotDto(
+    Guid Id,
+    Guid LayerId,
+    int? Weekday,
+    TimeOnly TargetStart,
+    int TargetDurationMinutes,
+    string Title,
+    Daypart Daypart,
+    SlotKind SlotKind,
+    Guid? GroupId,
+    string? GroupName,
+    SlotStrategy? Strategy,
+    RepeatSource? RepeatSource,
+    SlotBlockMode BlockMode,
+    int BlockValue,
+    OverflowPolicy OverflowPolicy,
+    bool IsAnchor,
+    int MaxDriftMinutes,
+    int? SnapToMinutes,
+    Guid? JunctionBetweenId,
+    Guid? JunctionAfterId
+);
+
+public sealed record GridLayerDto(
+    Guid Id,
+    string Name,
+    int Priority,
+    bool IsEnabled,
+    bool IsBackground,
+    LayerApplicability? Applicability,
+    IReadOnlyList<SlotDto> Slots
+);
+
+public sealed record ScheduleTemplateDto(
+    Guid Id,
+    Guid ChannelId,
+    string Name,
+    Guid? FallbackGroupId,
+    Guid? DefaultJunctionId,
+    /// <summary>Правила отбора кандидатов канала: детское время и потолок повторов.</summary>
+    PlanningRules? Rules,
+    int Revision,
+    int AppliedRevision,
+    /// <summary>Есть ли правки правил, ещё не применённые к эфиру.</summary>
+    bool HasPendingChanges,
+    /// <summary>Время канала — сетка задаётся в нём, а не в UTC.</summary>
+    int UtcOffsetMinutes,
+    TimeOnly DayStartTime,
+    IReadOnlyList<GridLayerDto> Layers
+);
diff --git a/backend/src/TeleWave.Application/Programming/Templates/TemplateErrors.cs b/backend/src/TeleWave.Application/Programming/Templates/TemplateErrors.cs
index fdfc104..b56bc28 100644
--- a/backend/src/TeleWave.Application/Programming/Templates/TemplateErrors.cs
+++ b/backend/src/TeleWave.Application/Programming/Templates/TemplateErrors.cs
@@ -1,66 +1,66 @@
-using TeleWave.Application.Common.Models;
-
-namespace TeleWave.Application.Programming.Templates;
-
-public static class TemplateErrors
-{
-    public static readonly Error NotFound = Error.NotFound(
-        "Templates.NotFound",
-        "Шаблон сетки не найден."
-    );
-
-    public static readonly Error LayerNotFound = Error.NotFound(
-        "Templates.LayerNotFound",
-        "Слой сетки не найден."
-    );
-
-    public static readonly Error SlotNotFound = Error.NotFound(
-        "Templates.SlotNotFound",
-        "Слот не найден."
-    );
-
-    public static readonly Error BackgroundLayerCannotBeDeleted = Error.Validation(
-        "Templates.BackgroundLayerCannotBeDeleted",
-        "Фоновый слой удалить нельзя — без него в сетке появятся дыры."
-    );
-
-    public static readonly Error SlotsOverlap = Error.Conflict(
-        "Templates.SlotsOverlap",
-        "Слоты одного слоя пересекаются по времени."
-    );
-
-    public static readonly Error GroupRequired = Error.Validation(
-        "Templates.GroupRequired",
-        "Слоту с контентом нужна группа."
-    );
-
-    public static readonly Error GroupNotFound = Error.NotFound(
-        "Templates.GroupNotFound",
-        "Группа не найдена."
-    );
-
-    public static readonly Error JunctionNotFound = Error.NotFound(
-        "Templates.JunctionNotFound",
-        "Шаблон стыка не найден."
-    );
-
-    public static readonly Error JunctionElementNotFound = Error.NotFound(
-        "Templates.JunctionElementNotFound",
-        "Врезка не найдена."
-    );
-
-    public static readonly Error JunctionInUse = Error.Conflict(
-        "Templates.JunctionInUse",
-        "Стык используется слотами — сначала отвяжите его."
-    );
-
-    public static readonly Error JunctionGroupRequired = Error.Validation(
-        "Templates.JunctionGroupRequired",
-        "Врезке нужна группа, откуда брать ролики."
-    );
-
-    public static readonly Error RepeatSourceRequired = Error.Validation(
-        "Templates.RepeatSourceRequired",
-        "Слоту-повтору нужно указать, что повторять."
-    );
-}
+using TeleWave.Application.Common.Models;
+
+namespace TeleWave.Application.Programming.Templates;
+
+public static class TemplateErrors
+{
+    public static readonly Error NotFound = Error.NotFound(
+        "Templates.NotFound",
+        "Шаблон сетки не найден."
+    );
+
+    public static readonly Error LayerNotFound = Error.NotFound(
+        "Templates.LayerNotFound",
+        "Слой сетки не найден."
+    );
+
+    public static readonly Error SlotNotFound = Error.NotFound(
+        "Templates.SlotNotFound",
+        "Слот не найден."
+    );
+
+    public static readonly Error BackgroundLayerCannotBeDeleted = Error.Validation(
+        "Templates.BackgroundLayerCannotBeDeleted",
+        "Фоновый слой удалить нельзя — без него в сетке появятся дыры."
+    );
+
+    public static readonly Error SlotsOverlap = Error.Conflict(
+        "Templates.SlotsOverlap",
+        "Слоты одного слоя пересекаются по времени."
+    );
+
+    public static readonly Error GroupRequired = Error.Validation(
+        "Templates.GroupRequired",
+        "Слоту с контентом нужна группа."
+    );
+
+    public static readonly Error GroupNotFound = Error.NotFound(
+        "Templates.GroupNotFound",
+        "Группа не найдена."
+    );
+
+    public static readonly Error JunctionNotFound = Error.NotFound(
+        "Templates.JunctionNotFound",
+        "Шаблон стыка не найден."
+    );
+
+    public static readonly Error JunctionElementNotFound = Error.NotFound(
+        "Templates.JunctionElementNotFound",
+        "Врезка не найдена."
+    );
+
+    public static readonly Error JunctionInUse = Error.Conflict(
+        "Templates.JunctionInUse",
+        "Стык используется слотами — сначала отвяжите его."
+    );
+
+    public static readonly Error JunctionGroupRequired = Error.Validation(
+        "Templates.JunctionGroupRequired",
+        "Врезке нужна группа, откуда брать ролики."
+    );
+
+    public static readonly Error RepeatSourceRequired = Error.Validation(
+        "Templates.RepeatSourceRequired",
+        "Слоту-повтору нужно указать, что повторять."
+    );
+}
diff --git a/backend/src/TeleWave.Application/Programming/Templates/Validate/ValidateTemplateQueryHandler.cs b/backend/src/TeleWave.Application/Programming/Templates/Validate/ValidateTemplateQueryHandler.cs
index 0d23f52..64a9b63 100644
--- a/backend/src/TeleWave.Application/Programming/Templates/Validate/ValidateTemplateQueryHandler.cs
+++ b/backend/src/TeleWave.Application/Programming/Templates/Validate/ValidateTemplateQueryHandler.cs
@@ -1,328 +1,328 @@
-using LiteCqrs;
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Broadcast;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Common.Models;
-using TeleWave.Domain.Library;
-using TeleWave.Domain.Programming;
-
-namespace TeleWave.Application.Programming.Templates.Validate;
-
-public sealed class ValidateTemplateQueryHandler(IAppDbContext dbContext)
-    : IQueryHandler<ValidateTemplateQuery, Result<IReadOnlyList<TemplateIssueDto>>>
-{
-    private const int MinutesInDay = 24 * 60;
-
-    public async Task<Result<IReadOnlyList<TemplateIssueDto>>> Handle(
-        ValidateTemplateQuery query,
-        CancellationToken cancellationToken
-    )
-    {
-        var channel = await dbContext
-            .Channels.AsNoTracking()
-            .FirstOrDefaultAsync(c => c.Id == query.ChannelId, cancellationToken);
-        if (channel is null)
-            return Result.Failure<IReadOnlyList<TemplateIssueDto>>(ChannelErrors.NotFound);
-
-        var template = await dbContext
-            .ScheduleTemplates.AsNoTracking()
-            .Include(t => t.Layers)
-                .ThenInclude(l => l.Slots)
-            .AsSplitQuery()
-            .FirstOrDefaultAsync(t => t.ChannelId == channel.Id, cancellationToken);
-        if (template is null)
-            return Result.Failure<IReadOnlyList<TemplateIssueDto>>(ChannelErrors.TemplateNotFound);
-
-        var layers = template.Layers.Where(l => l.IsEnabled).ToList();
-        var groupIds = layers
-            .SelectMany(l => l.Slots)
-            .Select(s => s.GroupId)
-            .Where(id => id is not null)
-            .Select(id => id!.Value)
-            .Distinct()
-            .ToList();
-
-        var groups = await dbContext
-            .Groups.AsNoTracking()
-            .Where(g => groupIds.Contains(g.Id))
-            .Select(g => new GroupStats(g.Id, g.Name, g.ItemCount))
-            .ToDictionaryAsync(g => g.Id, cancellationToken);
-
-        var rules = PlanningRules.FromJson(template.RulesJson);
-        var strictest = await LoadStrictestAudienceAsync(groupIds, cancellationToken);
-        var dayStart = channel.DayStartTime;
-
-        var issues = new List<TemplateIssueDto>();
-
-        foreach (var layer in layers)
-        {
-            issues.AddRange(FindOverlaps(layer, dayStart));
-
-            foreach (var slot in layer.Slots.Where(s => s.SlotKind == SlotKind.Content))
-                issues.AddRange(CheckSlot(layer, slot, groups, strictest, rules));
-        }
-
-        issues.AddRange(FindGaps(layers, dayStart));
-
-        return Result.Success<IReadOnlyList<TemplateIssueDto>>(issues);
-    }
-
-    private sealed record GroupStats(Guid Id, string Name, int ItemCount);
-
-    private static IEnumerable<TemplateIssueDto> CheckSlot(
-        GridLayer layer,
-        Slot slot,
-        IReadOnlyDictionary<Guid, GroupStats> groups,
-        IReadOnlyDictionary<Guid, ShowAudience> strictest,
-        PlanningRules? rules
-    )
-    {
-        if (slot.GroupId is not { } groupId || !groups.TryGetValue(groupId, out var group))
-        {
-            yield return new TemplateIssueDto(
-                TemplateIssueKind.GroupMissing,
-                TemplateIssueSeverity.Error,
-                layer.Id,
-                slot.Id,
-                $"У слота «{slot.Title}» не выбрана группа — место закроет фон."
-            );
-            yield break;
-        }
-
-        if (group.ItemCount == 0)
-        {
-            yield return new TemplateIssueDto(
-                TemplateIssueKind.GroupEmpty,
-                TemplateIssueSeverity.Error,
-                layer.Id,
-                slot.Id,
-                $"Группа «{group.Name}» пуста — слот «{slot.Title}» заполнит фон."
-            );
-            yield break;
-        }
-
-        var perWeek = OccurrencesPerWeek(slot);
-        if (group.ItemCount < perWeek)
-            yield return new TemplateIssueDto(
-                TemplateIssueKind.GroupTooSmall,
-                TemplateIssueSeverity.Warning,
-                layer.Id,
-                slot.Id,
-                $"В группе «{group.Name}» {group.ItemCount} позиций при {perWeek} выходах в неделю — "
-                    + "повторы пойдут чаще, чем раз в неделю."
-            );
-
-        // Остывание считается по числу выходов: за N дней слот выйдет N × (выходов в день) раз,
-        // и если это больше состава группы, отсекать будет некого.
-        var strategy = SlotStrategy.FromJson(slot.StrategyJson);
-        if (
-            strategy is { Type: SlotStrategyType.RandomWithCooldown, CooldownDays: > 0 }
-            && strategy.CooldownDays * perWeek / 7.0 > group.ItemCount
-        )
-            yield return new TemplateIssueDto(
-                TemplateIssueKind.CooldownUnreachable,
-                TemplateIssueSeverity.Warning,
-                layer.Id,
-                slot.Id,
-                $"Остывание {strategy.CooldownDays} дней невыполнимо при {group.ItemCount} позициях "
-                    + $"в группе «{group.Name}»."
-            );
-
-        if (
-            rules?.AudienceAt(slot.TargetStart) is { } maxAudience
-            && strictest.TryGetValue(groupId, out var groupAudience)
-            && groupAudience > maxAudience
-        )
-            yield return new TemplateIssueDto(
-                TemplateIssueKind.AudienceConflict,
-                TemplateIssueSeverity.Warning,
-                layer.Id,
-                slot.Id,
-                $"В группе «{group.Name}» есть контент категории «{groupAudience}», а слот "
-                    + $"«{slot.Title}» стоит во времени не строже «{maxAudience}»."
-            );
-    }
-
-    /// <summary>Сколько раз слот выходит в неделю: без дня недели — каждый день.</summary>
-    private static int OccurrencesPerWeek(Slot slot) => slot.Weekday is null ? 7 : 1;
-
-    /// <summary>
-    /// Пересечения слотов внутри одного слоя. Внутри слоя приоритетов нет, поэтому сыграет первый
-    /// по времени, а второй молча пропадёт — это стоит показать до генерации.
-    /// </summary>
-    private static IEnumerable<TemplateIssueDto> FindOverlaps(GridLayer layer, TimeOnly dayStart)
-    {
-        var slots = layer.Slots.OrderBy(s => OffsetInDay(s.TargetStart, dayStart)).ToList();
-
-        // Внешний цикл в фигурных скобках намеренно: без них вложенный for выглядит как соседний,
-        // и «телом» внешнего цикла его читает только компилятор.
-        for (var i = 0; i < slots.Count; i++)
-        {
-            for (var j = i + 1; j < slots.Count; j++)
-            {
-                var a = slots[i];
-                var b = slots[j];
-                if (!SameDays(a, b))
-                    continue;
-
-                var aFrom = OffsetInDay(a.TargetStart, dayStart);
-                var bFrom = OffsetInDay(b.TargetStart, dayStart);
-                if (
-                    aFrom < bFrom + b.TargetDurationMinutes
-                    && bFrom < aFrom + a.TargetDurationMinutes
-                )
-                    yield return new TemplateIssueDto(
-                        TemplateIssueKind.SlotOverlap,
-                        TemplateIssueSeverity.Warning,
-                        layer.Id,
-                        b.Id,
-                        $"«{a.Title}» и «{b.Title}» пересекаются в слое «{layer.Name}»."
-                    );
-            }
-        }
-    }
-
-    /// <summary>Слот без дня недели идёт каждый день, поэтому пересекается с любым.</summary>
-    private static bool SameDays(Slot a, Slot b) =>
-        a.Weekday is null || b.Weekday is null || a.Weekday == b.Weekday;
-
-    /// <summary>
-    /// Интервалы вещательных суток, не покрытые ни одним слотом. Проверяется по каждому дню недели:
-    /// дыра во вторник ночью не видна, если смотреть на неделю целиком.
-    /// </summary>
-    private static IEnumerable<TemplateIssueDto> FindGaps(
-        IReadOnlyList<GridLayer> layers,
-        TimeOnly dayStart
-    )
-    {
-        foreach (var weekday in new[] { 1, 2, 3, 4, 5, 6, 0 })
-        {
-            var intervals = layers
-                .SelectMany(l => l.Slots)
-                .Where(s => s.Weekday is null || s.Weekday == weekday)
-                .Select(s =>
-                {
-                    var from = OffsetInDay(s.TargetStart, dayStart);
-                    return (From: from, To: from + s.TargetDurationMinutes);
-                })
-                .OrderBy(i => i.From)
-                .ToList();
-
-            var cursor = 0;
-            foreach (var interval in intervals)
-            {
-                if (interval.From > cursor)
-                    yield return Gap(weekday, cursor, interval.From, dayStart);
-                cursor = Math.Max(cursor, Math.Min(interval.To, MinutesInDay));
-            }
-
-            if (cursor < MinutesInDay)
-                yield return Gap(weekday, cursor, MinutesInDay, dayStart);
-        }
-    }
-
-    private static TemplateIssueDto Gap(int weekday, int from, int to, TimeOnly dayStart)
-    {
-        var day = new[] { "вс", "пн", "вт", "ср", "чт", "пт", "сб" }[weekday];
-        // Сутки целиком: «00:00–00:00» читалось бы как пустой интервал, а это ровно наоборот.
-        var interval =
-            to - from >= MinutesInDay
-                ? "весь день"
-                : $"{Clock(from, dayStart)}–{Clock(to, dayStart)}";
-
-        return new TemplateIssueDto(
-            TemplateIssueKind.GridGap,
-            TemplateIssueSeverity.Error,
-            null,
-            null,
-            $"Не покрыто: {day} {interval}."
-        );
-    }
-
-    private static string Clock(int offsetMinutes, TimeOnly dayStart)
-    {
-        var minutes = ((int)dayStart.ToTimeSpan().TotalMinutes + offsetMinutes) % MinutesInDay;
-        return $"{minutes / 60:00}:{minutes % 60:00}";
-    }
-
-    private static int OffsetInDay(TimeOnly time, TimeOnly dayStart)
-    {
-        var diff = (int)(time.ToTimeSpan() - dayStart.ToTimeSpan()).TotalMinutes;
-        return diff >= 0 ? diff : diff + MinutesInDay;
-    }
-
-    /// <summary>
-    /// Строжайший рейтинг среди позиций каждой группы: именно он конфликтует с детским временем.
-    /// Коллекция берётся по строжайшей части — франшиза идёт целиком. Шоу без рейтинга в расчёт не
-    /// идут: планировщик их не отсекает, значит и предупреждать не о чем.
-    /// </summary>
-    private async Task<Dictionary<Guid, ShowAudience>> LoadStrictestAudienceAsync(
-        IReadOnlyCollection<Guid> groupIds,
-        CancellationToken cancellationToken
-    )
-    {
-        if (groupIds.Count == 0)
-            return [];
-
-        var items = await dbContext
-            .GroupItems.AsNoTracking()
-            .Where(i => groupIds.Contains(i.GroupId))
-            .Select(i => new
-            {
-                i.GroupId,
-                i.ElementKind,
-                i.ElementId,
-            })
-            .ToListAsync(cancellationToken);
-
-        var showIds = items
-            .Where(i => i.ElementKind == GroupElementKind.Show)
-            .Select(i => i.ElementId)
-            .ToList();
-        var collectionIds = items
-            .Where(i => i.ElementKind == GroupElementKind.Collection)
-            .Select(i => i.ElementId)
-            .ToList();
-
-        var partsByCollection = await dbContext
-            .CollectionItems.AsNoTracking()
-            .Where(i => collectionIds.Contains(i.CollectionId))
-            .Select(i => new { i.CollectionId, i.ShowId })
-            .ToListAsync(cancellationToken);
-
-        // Список id собираем до запроса: проекция по материализованной коллекции внутри дерева
-        // выражений заставляет EF пересобирать её на каждый вызов.
-        var neededShowIds = showIds
-            .Concat(partsByCollection.Select(p => p.ShowId))
-            .Distinct()
-            .ToList();
-
-        var audiences = await dbContext
-            .Shows.AsNoTracking()
-            .Where(s => neededShowIds.Contains(s.Id))
-            .Select(s => new { s.Id, s.Audience })
-            .ToDictionaryAsync(s => s.Id, s => s.Audience, cancellationToken);
-
-        var result = new Dictionary<Guid, ShowAudience>();
-        foreach (var item in items)
-        {
-            var candidates =
-                item.ElementKind == GroupElementKind.Show
-                    ? [item.ElementId]
-                    : partsByCollection
-                        .Where(p => p.CollectionId == item.ElementId)
-                        .Select(p => p.ShowId)
-                        .ToList();
-
-            foreach (var showId in candidates)
-            {
-                if (audiences.GetValueOrDefault(showId) is not { } audience)
-                    continue;
-                if (!result.TryGetValue(item.GroupId, out var current) || audience > current)
-                    result[item.GroupId] = audience;
-            }
-        }
-
-        return result;
-    }
-}
+using LiteCqrs;
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Broadcast;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Common.Models;
+using TeleWave.Domain.Library;
+using TeleWave.Domain.Programming;
+
+namespace TeleWave.Application.Programming.Templates.Validate;
+
+public sealed class ValidateTemplateQueryHandler(IAppDbContext dbContext)
+    : IQueryHandler<ValidateTemplateQuery, Result<IReadOnlyList<TemplateIssueDto>>>
+{
+    private const int MinutesInDay = 24 * 60;
+
+    public async Task<Result<IReadOnlyList<TemplateIssueDto>>> Handle(
+        ValidateTemplateQuery query,
+        CancellationToken cancellationToken
+    )
+    {
+        var channel = await dbContext
+            .Channels.AsNoTracking()
+            .FirstOrDefaultAsync(c => c.Id == query.ChannelId, cancellationToken);
+        if (channel is null)
+            return Result.Failure<IReadOnlyList<TemplateIssueDto>>(ChannelErrors.NotFound);
+
+        var template = await dbContext
+            .ScheduleTemplates.AsNoTracking()
+            .Include(t => t.Layers)
+                .ThenInclude(l => l.Slots)
+            .AsSplitQuery()
+            .FirstOrDefaultAsync(t => t.ChannelId == channel.Id, cancellationToken);
+        if (template is null)
+            return Result.Failure<IReadOnlyList<TemplateIssueDto>>(ChannelErrors.TemplateNotFound);
+
+        var layers = template.Layers.Where(l => l.IsEnabled).ToList();
+        var groupIds = layers
+            .SelectMany(l => l.Slots)
+            .Select(s => s.GroupId)
+            .Where(id => id is not null)
+            .Select(id => id!.Value)
+            .Distinct()
+            .ToList();
+
+        var groups = await dbContext
+            .Groups.AsNoTracking()
+            .Where(g => groupIds.Contains(g.Id))
+            .Select(g => new GroupStats(g.Id, g.Name, g.ItemCount))
+            .ToDictionaryAsync(g => g.Id, cancellationToken);
+
+        var rules = PlanningRules.FromJson(template.RulesJson);
+        var strictest = await LoadStrictestAudienceAsync(groupIds, cancellationToken);
+        var dayStart = channel.DayStartTime;
+
+        var issues = new List<TemplateIssueDto>();
+
+        foreach (var layer in layers)
+        {
+            issues.AddRange(FindOverlaps(layer, dayStart));
+
+            foreach (var slot in layer.Slots.Where(s => s.SlotKind == SlotKind.Content))
+                issues.AddRange(CheckSlot(layer, slot, groups, strictest, rules));
+        }
+
+        issues.AddRange(FindGaps(layers, dayStart));
+
+        return Result.Success<IReadOnlyList<TemplateIssueDto>>(issues);
+    }
+
+    private sealed record GroupStats(Guid Id, string Name, int ItemCount);
+
+    private static IEnumerable<TemplateIssueDto> CheckSlot(
+        GridLayer layer,
+        Slot slot,
+        IReadOnlyDictionary<Guid, GroupStats> groups,
+        IReadOnlyDictionary<Guid, ShowAudience> strictest,
+        PlanningRules? rules
+    )
+    {
+        if (slot.GroupId is not { } groupId || !groups.TryGetValue(groupId, out var group))
+        {
+            yield return new TemplateIssueDto(
+                TemplateIssueKind.GroupMissing,
+                TemplateIssueSeverity.Error,
+                layer.Id,
+                slot.Id,
+                $"У слота «{slot.Title}» не выбрана группа — место закроет фон."
+            );
+            yield break;
+        }
+
+        if (group.ItemCount == 0)
+        {
+            yield return new TemplateIssueDto(
+                TemplateIssueKind.GroupEmpty,
+                TemplateIssueSeverity.Error,
+                layer.Id,
+                slot.Id,
+                $"Группа «{group.Name}» пуста — слот «{slot.Title}» заполнит фон."
+            );
+            yield break;
+        }
+
+        var perWeek = OccurrencesPerWeek(slot);
+        if (group.ItemCount < perWeek)
+            yield return new TemplateIssueDto(
+                TemplateIssueKind.GroupTooSmall,
+                TemplateIssueSeverity.Warning,
+                layer.Id,
+                slot.Id,
+                $"В группе «{group.Name}» {group.ItemCount} позиций при {perWeek} выходах в неделю — "
+                    + "повторы пойдут чаще, чем раз в неделю."
+            );
+
+        // Остывание считается по числу выходов: за N дней слот выйдет N × (выходов в день) раз,
+        // и если это больше состава группы, отсекать будет некого.
+        var strategy = SlotStrategy.FromJson(slot.StrategyJson);
+        if (
+            strategy is { Type: SlotStrategyType.RandomWithCooldown, CooldownDays: > 0 }
+            && strategy.CooldownDays * perWeek / 7.0 > group.ItemCount
+        )
+            yield return new TemplateIssueDto(
+                TemplateIssueKind.CooldownUnreachable,
+                TemplateIssueSeverity.Warning,
+                layer.Id,
+                slot.Id,
+                $"Остывание {strategy.CooldownDays} дней невыполнимо при {group.ItemCount} позициях "
+                    + $"в группе «{group.Name}»."
+            );
+
+        if (
+            rules?.AudienceAt(slot.TargetStart) is { } maxAudience
+            && strictest.TryGetValue(groupId, out var groupAudience)
+            && groupAudience > maxAudience
+        )
+            yield return new TemplateIssueDto(
+                TemplateIssueKind.AudienceConflict,
+                TemplateIssueSeverity.Warning,
+                layer.Id,
+                slot.Id,
+                $"В группе «{group.Name}» есть контент категории «{groupAudience}», а слот "
+                    + $"«{slot.Title}» стоит во времени не строже «{maxAudience}»."
+            );
+    }
+
+    /// <summary>Сколько раз слот выходит в неделю: без дня недели — каждый день.</summary>
+    private static int OccurrencesPerWeek(Slot slot) => slot.Weekday is null ? 7 : 1;
+
+    /// <summary>
+    /// Пересечения слотов внутри одного слоя. Внутри слоя приоритетов нет, поэтому сыграет первый
+    /// по времени, а второй молча пропадёт — это стоит показать до генерации.
+    /// </summary>
+    private static IEnumerable<TemplateIssueDto> FindOverlaps(GridLayer layer, TimeOnly dayStart)
+    {
+        var slots = layer.Slots.OrderBy(s => OffsetInDay(s.TargetStart, dayStart)).ToList();
+
+        // Внешний цикл в фигурных скобках намеренно: без них вложенный for выглядит как соседний,
+        // и «телом» внешнего цикла его читает только компилятор.
+        for (var i = 0; i < slots.Count; i++)
+        {
+            for (var j = i + 1; j < slots.Count; j++)
+            {
+                var a = slots[i];
+                var b = slots[j];
+                if (!SameDays(a, b))
+                    continue;
+
+                var aFrom = OffsetInDay(a.TargetStart, dayStart);
+                var bFrom = OffsetInDay(b.TargetStart, dayStart);
+                if (
+                    aFrom < bFrom + b.TargetDurationMinutes
+                    && bFrom < aFrom + a.TargetDurationMinutes
+                )
+                    yield return new TemplateIssueDto(
+                        TemplateIssueKind.SlotOverlap,
+                        TemplateIssueSeverity.Warning,
+                        layer.Id,
+                        b.Id,
+                        $"«{a.Title}» и «{b.Title}» пересекаются в слое «{layer.Name}»."
+                    );
+            }
+        }
+    }
+
+    /// <summary>Слот без дня недели идёт каждый день, поэтому пересекается с любым.</summary>
+    private static bool SameDays(Slot a, Slot b) =>
+        a.Weekday is null || b.Weekday is null || a.Weekday == b.Weekday;
+
+    /// <summary>
+    /// Интервалы вещательных суток, не покрытые ни одним слотом. Проверяется по каждому дню недели:
+    /// дыра во вторник ночью не видна, если смотреть на неделю целиком.
+    /// </summary>
+    private static IEnumerable<TemplateIssueDto> FindGaps(
+        IReadOnlyList<GridLayer> layers,
+        TimeOnly dayStart
+    )
+    {
+        foreach (var weekday in new[] { 1, 2, 3, 4, 5, 6, 0 })
+        {
+            var intervals = layers
+                .SelectMany(l => l.Slots)
+                .Where(s => s.Weekday is null || s.Weekday == weekday)
+                .Select(s =>
+                {
+                    var from = OffsetInDay(s.TargetStart, dayStart);
+                    return (From: from, To: from + s.TargetDurationMinutes);
+                })
+                .OrderBy(i => i.From)
+                .ToList();
+
+            var cursor = 0;
+            foreach (var interval in intervals)
+            {
+                if (interval.From > cursor)
+                    yield return Gap(weekday, cursor, interval.From, dayStart);
+                cursor = Math.Max(cursor, Math.Min(interval.To, MinutesInDay));
+            }
+
+            if (cursor < MinutesInDay)
+                yield return Gap(weekday, cursor, MinutesInDay, dayStart);
+        }
+    }
+
+    private static TemplateIssueDto Gap(int weekday, int from, int to, TimeOnly dayStart)
+    {
+        var day = new[] { "вс", "пн", "вт", "ср", "чт", "пт", "сб" }[weekday];
+        // Сутки целиком: «00:00–00:00» читалось бы как пустой интервал, а это ровно наоборот.
+        var interval =
+            to - from >= MinutesInDay
+                ? "весь день"
+                : $"{Clock(from, dayStart)}–{Clock(to, dayStart)}";
+
+        return new TemplateIssueDto(
+            TemplateIssueKind.GridGap,
+            TemplateIssueSeverity.Error,
+            null,
+            null,
+            $"Не покрыто: {day} {interval}."
+        );
+    }
+
+    private static string Clock(int offsetMinutes, TimeOnly dayStart)
+    {
+        var minutes = ((int)dayStart.ToTimeSpan().TotalMinutes + offsetMinutes) % MinutesInDay;
+        return $"{minutes / 60:00}:{minutes % 60:00}";
+    }
+
+    private static int OffsetInDay(TimeOnly time, TimeOnly dayStart)
+    {
+        var diff = (int)(time.ToTimeSpan() - dayStart.ToTimeSpan()).TotalMinutes;
+        return diff >= 0 ? diff : diff + MinutesInDay;
+    }
+
+    /// <summary>
+    /// Строжайший рейтинг среди позиций каждой группы: именно он конфликтует с детским временем.
+    /// Коллекция берётся по строжайшей части — франшиза идёт целиком. Шоу без рейтинга в расчёт не
+    /// идут: планировщик их не отсекает, значит и предупреждать не о чем.
+    /// </summary>
+    private async Task<Dictionary<Guid, ShowAudience>> LoadStrictestAudienceAsync(
+        IReadOnlyCollection<Guid> groupIds,
+        CancellationToken cancellationToken
+    )
+    {
+        if (groupIds.Count == 0)
+            return [];
+
+        var items = await dbContext
+            .GroupItems.AsNoTracking()
+            .Where(i => groupIds.Contains(i.GroupId))
+            .Select(i => new
+            {
+                i.GroupId,
+                i.ElementKind,
+                i.ElementId,
+            })
+            .ToListAsync(cancellationToken);
+
+        var showIds = items
+            .Where(i => i.ElementKind == GroupElementKind.Show)
+            .Select(i => i.ElementId)
+            .ToList();
+        var collectionIds = items
+            .Where(i => i.ElementKind == GroupElementKind.Collection)
+            .Select(i => i.ElementId)
+            .ToList();
+
+        var partsByCollection = await dbContext
+            .CollectionItems.AsNoTracking()
+            .Where(i => collectionIds.Contains(i.CollectionId))
+            .Select(i => new { i.CollectionId, i.ShowId })
+            .ToListAsync(cancellationToken);
+
+        // Список id собираем до запроса: проекция по материализованной коллекции внутри дерева
+        // выражений заставляет EF пересобирать её на каждый вызов.
+        var neededShowIds = showIds
+            .Concat(partsByCollection.Select(p => p.ShowId))
+            .Distinct()
+            .ToList();
+
+        var audiences = await dbContext
+            .Shows.AsNoTracking()
+            .Where(s => neededShowIds.Contains(s.Id))
+            .Select(s => new { s.Id, s.Audience })
+            .ToDictionaryAsync(s => s.Id, s => s.Audience, cancellationToken);
+
+        var result = new Dictionary<Guid, ShowAudience>();
+        foreach (var item in items)
+        {
+            var candidates =
+                item.ElementKind == GroupElementKind.Show
+                    ? [item.ElementId]
+                    : partsByCollection
+                        .Where(p => p.CollectionId == item.ElementId)
+                        .Select(p => p.ShowId)
+                        .ToList();
+
+            foreach (var showId in candidates)
+            {
+                if (audiences.GetValueOrDefault(showId) is not { } audience)
+                    continue;
+                if (!result.TryGetValue(item.GroupId, out var current) || audience > current)
+                    result[item.GroupId] = audience;
+            }
+        }
+
+        return result;
+    }
+}
diff --git a/backend/src/TeleWave.Application/Settings/GetSiteSettings/GetSiteSettingsQueryHandler.cs b/backend/src/TeleWave.Application/Settings/GetSiteSettings/GetSiteSettingsQueryHandler.cs
index 9cf6f73..d8820c5 100644
--- a/backend/src/TeleWave.Application/Settings/GetSiteSettings/GetSiteSettingsQueryHandler.cs
+++ b/backend/src/TeleWave.Application/Settings/GetSiteSettings/GetSiteSettingsQueryHandler.cs
@@ -1,19 +1,19 @@
-using LiteCqrs;
-using TeleWave.Application.Common.Interfaces;
-
-namespace TeleWave.Application.Settings.GetSiteSettings;
-
-public sealed class GetSiteSettingsQueryHandler(ISiteSettings siteSettings)
-    : IQueryHandler<GetSiteSettingsQuery, SiteSettingsDto>
-{
-    public async Task<SiteSettingsDto> Handle(
-        GetSiteSettingsQuery query,
-        CancellationToken cancellationToken
-    )
-    {
-        var registrationEnabled = await siteSettings.IsRegistrationEnabledAsync(cancellationToken);
-        var preferredAudio = await siteSettings.GetPreferredAudioLanguagesAsync(cancellationToken);
-        var channelNumbers = await siteSettings.AreChannelNumbersEnabledAsync(cancellationToken);
-        return new SiteSettingsDto(registrationEnabled, preferredAudio, channelNumbers);
-    }
-}
+using LiteCqrs;
+using TeleWave.Application.Common.Interfaces;
+
+namespace TeleWave.Application.Settings.GetSiteSettings;
+
+public sealed class GetSiteSettingsQueryHandler(ISiteSettings siteSettings)
+    : IQueryHandler<GetSiteSettingsQuery, SiteSettingsDto>
+{
+    public async Task<SiteSettingsDto> Handle(
+        GetSiteSettingsQuery query,
+        CancellationToken cancellationToken
+    )
+    {
+        var registrationEnabled = await siteSettings.IsRegistrationEnabledAsync(cancellationToken);
+        var preferredAudio = await siteSettings.GetPreferredAudioLanguagesAsync(cancellationToken);
+        var channelNumbers = await siteSettings.AreChannelNumbersEnabledAsync(cancellationToken);
+        return new SiteSettingsDto(registrationEnabled, preferredAudio, channelNumbers);
+    }
+}
diff --git a/backend/src/TeleWave.Application/Settings/SettingKeys.cs b/backend/src/TeleWave.Application/Settings/SettingKeys.cs
index c43850c..bd16516 100644
--- a/backend/src/TeleWave.Application/Settings/SettingKeys.cs
+++ b/backend/src/TeleWave.Application/Settings/SettingKeys.cs
@@ -1,16 +1,16 @@
-namespace TeleWave.Application.Settings;
-
-/// <summary>Стабильные ключи глобальных настроек сайта в key-value хранилище (AppSetting).</summary>
-public static class SettingKeys
-{
-    /// <summary>Разрешена ли открытая регистрация пользователей (по умолчанию — нет).</summary>
-    public const string RegistrationEnabled = "registration.enabled";
-
-    /// <summary>Предпочитаемые языки аудиодорожек при обработке, через запятую в порядке приоритета
-    /// (напр. «rus,eng»). При наличии дорожки с таким языком она выбирается первой; иначе — дефолт ffmpeg.</summary>
-    public const string PreferredAudioLanguages = "media.preferredAudioLanguages";
-
-    /// <summary>Разрешено ли зрителю переключать каналы по номерам, как на телевизоре (по умолчанию — нет).
-    /// Сетка каналов остаётся вторым способом навигации всегда.</summary>
-    public const string ChannelNumbersEnabled = "viewer.channelNumbersEnabled";
-}
+namespace TeleWave.Application.Settings;
+
+/// <summary>Стабильные ключи глобальных настроек сайта в key-value хранилище (AppSetting).</summary>
+public static class SettingKeys
+{
+    /// <summary>Разрешена ли открытая регистрация пользователей (по умолчанию — нет).</summary>
+    public const string RegistrationEnabled = "registration.enabled";
+
+    /// <summary>Предпочитаемые языки аудиодорожек при обработке, через запятую в порядке приоритета
+    /// (напр. «rus,eng»). При наличии дорожки с таким языком она выбирается первой; иначе — дефолт ffmpeg.</summary>
+    public const string PreferredAudioLanguages = "media.preferredAudioLanguages";
+
+    /// <summary>Разрешено ли зрителю переключать каналы по номерам, как на телевизоре (по умолчанию — нет).
+    /// Сетка каналов остаётся вторым способом навигации всегда.</summary>
+    public const string ChannelNumbersEnabled = "viewer.channelNumbersEnabled";
+}
diff --git a/backend/src/TeleWave.Application/Settings/SiteSettingsDto.cs b/backend/src/TeleWave.Application/Settings/SiteSettingsDto.cs
index ec15df1..e9d1c0e 100644
--- a/backend/src/TeleWave.Application/Settings/SiteSettingsDto.cs
+++ b/backend/src/TeleWave.Application/Settings/SiteSettingsDto.cs
@@ -1,9 +1,9 @@
-namespace TeleWave.Application.Settings;
-
-/// <summary>Глобальные настройки сайта, управляемые администратором.</summary>
-public sealed record SiteSettingsDto(
-    bool RegistrationEnabled,
-    string PreferredAudioLanguages,
-    /// <summary>Переключение каналов по номерам у зрителя — сетка каналов остаётся всегда.</summary>
-    bool ChannelNumbersEnabled
-);
+namespace TeleWave.Application.Settings;
+
+/// <summary>Глобальные настройки сайта, управляемые администратором.</summary>
+public sealed record SiteSettingsDto(
+    bool RegistrationEnabled,
+    string PreferredAudioLanguages,
+    /// <summary>Переключение каналов по номерам у зрителя — сетка каналов остаётся всегда.</summary>
+    bool ChannelNumbersEnabled
+);
diff --git a/backend/src/TeleWave.Application/Settings/UpdateSiteSettings/UpdateSiteSettingsCommand.cs b/backend/src/TeleWave.Application/Settings/UpdateSiteSettings/UpdateSiteSettingsCommand.cs
index cb35f79..c96280b 100644
--- a/backend/src/TeleWave.Application/Settings/UpdateSiteSettings/UpdateSiteSettingsCommand.cs
+++ b/backend/src/TeleWave.Application/Settings/UpdateSiteSettings/UpdateSiteSettingsCommand.cs
@@ -1,10 +1,10 @@
-using LiteCqrs;
-using TeleWave.Application.Common.Models;
-
-namespace TeleWave.Application.Settings.UpdateSiteSettings;
-
-public sealed record UpdateSiteSettingsCommand(
-    bool RegistrationEnabled,
-    string PreferredAudioLanguages,
-    bool ChannelNumbersEnabled
-) : ICommand<Result>;
+using LiteCqrs;
+using TeleWave.Application.Common.Models;
+
+namespace TeleWave.Application.Settings.UpdateSiteSettings;
+
+public sealed record UpdateSiteSettingsCommand(
+    bool RegistrationEnabled,
+    string PreferredAudioLanguages,
+    bool ChannelNumbersEnabled
+) : ICommand<Result>;
diff --git a/backend/src/TeleWave.Application/Settings/UpdateSiteSettings/UpdateSiteSettingsCommandHandler.cs b/backend/src/TeleWave.Application/Settings/UpdateSiteSettings/UpdateSiteSettingsCommandHandler.cs
index 9c3cb06..b9d7fc5 100644
--- a/backend/src/TeleWave.Application/Settings/UpdateSiteSettings/UpdateSiteSettingsCommandHandler.cs
+++ b/backend/src/TeleWave.Application/Settings/UpdateSiteSettings/UpdateSiteSettingsCommandHandler.cs
@@ -1,34 +1,34 @@
-using LiteCqrs;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Common.Models;
-
-namespace TeleWave.Application.Settings.UpdateSiteSettings;
-
-public sealed class UpdateSiteSettingsCommandHandler(ISiteSettings siteSettings)
-    : ICommandHandler<UpdateSiteSettingsCommand, Result>
-{
-    public async Task<Result> Handle(
-        UpdateSiteSettingsCommand command,
-        CancellationToken cancellationToken
-    )
-    {
-        // Сохранение выполняет UnitOfWorkBehavior команды.
-        await siteSettings.SetRegistrationEnabledAsync(
-            command.RegistrationEnabled,
-            cancellationToken
-        );
-        // Нормализуем список языков: без пробелов, в нижнем регистре, пустые отбрасываем.
-        var languages = string.Join(
-            ',',
-            (command.PreferredAudioLanguages ?? string.Empty)
-                .Split(',', StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries)
-                .Select(x => x.ToLowerInvariant())
-        );
-        await siteSettings.SetPreferredAudioLanguagesAsync(languages, cancellationToken);
-        await siteSettings.SetChannelNumbersEnabledAsync(
-            command.ChannelNumbersEnabled,
-            cancellationToken
-        );
-        return Result.Success();
-    }
-}
+using LiteCqrs;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Common.Models;
+
+namespace TeleWave.Application.Settings.UpdateSiteSettings;
+
+public sealed class UpdateSiteSettingsCommandHandler(ISiteSettings siteSettings)
+    : ICommandHandler<UpdateSiteSettingsCommand, Result>
+{
+    public async Task<Result> Handle(
+        UpdateSiteSettingsCommand command,
+        CancellationToken cancellationToken
+    )
+    {
+        // Сохранение выполняет UnitOfWorkBehavior команды.
+        await siteSettings.SetRegistrationEnabledAsync(
+            command.RegistrationEnabled,
+            cancellationToken
+        );
+        // Нормализуем список языков: без пробелов, в нижнем регистре, пустые отбрасываем.
+        var languages = string.Join(
+            ',',
+            (command.PreferredAudioLanguages ?? string.Empty)
+                .Split(',', StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries)
+                .Select(x => x.ToLowerInvariant())
+        );
+        await siteSettings.SetPreferredAudioLanguagesAsync(languages, cancellationToken);
+        await siteSettings.SetChannelNumbersEnabledAsync(
+            command.ChannelNumbersEnabled,
+            cancellationToken
+        );
+        return Result.Success();
+    }
+}
diff --git a/backend/src/TeleWave.Application/Streaming/ListPublicChannels/ListPublicChannelsQueryHandler.cs b/backend/src/TeleWave.Application/Streaming/ListPublicChannels/ListPublicChannelsQueryHandler.cs
index 30e2a0d..e3fb539 100644
--- a/backend/src/TeleWave.Application/Streaming/ListPublicChannels/ListPublicChannelsQueryHandler.cs
+++ b/backend/src/TeleWave.Application/Streaming/ListPublicChannels/ListPublicChannelsQueryHandler.cs
@@ -1,93 +1,93 @@
-using LiteCqrs;
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Domain.Broadcast;
-
-namespace TeleWave.Application.Streaming.ListPublicChannels;
-
-public sealed class ListPublicChannelsQueryHandler(IAppDbContext dbContext)
-    : IQueryHandler<ListPublicChannelsQuery, IReadOnlyList<PublicChannelDto>>
-{
-    public async Task<IReadOnlyList<PublicChannelDto>> Handle(
-        ListPublicChannelsQuery query,
-        CancellationToken cancellationToken
-    )
-    {
-        var channels = await dbContext
-            .Channels.AsNoTracking()
-            .Where(c => c.IsEnabled)
-            // Каналы без номера — в конец: на телевизоре порядок задаёт номер, а имя лишь
-            // разрешает ничью между ненумерованными.
-            .OrderBy(c => c.Number == null)
-            .ThenBy(c => c.Number)
-            .ThenBy(c => c.Name)
-            .Select(c => new
-            {
-                c.Id,
-                c.Slug,
-                c.Name,
-                c.Number,
-                c.LogoImageId,
-                c.LogoCorner,
-                c.LogoOpacity,
-                c.ShowClock,
-                c.AnalogFilterStrength,
-            })
-            .ToListAsync(cancellationToken);
-        if (channels.Count == 0)
-            return [];
-
-        var now = DateTimeOffset.UtcNow;
-        var channelIds = channels.Select(c => c.Id).ToList();
-
-        // Что идёт прямо сейчас на каждом канале (программа) — для постера-обложки плитки.
-        var currentByChannel = await dbContext
-            .ScheduleEntries.AsNoTracking()
-            .Where(e =>
-                channelIds.Contains(e.ChannelId)
-                && e.Kind == ScheduleEntryKind.Program
-                && e.StartsAtUtc <= now
-                && e.EndsAtUtc > now
-                && e.ShowId != null
-            )
-            .Select(e => new { e.ChannelId, ShowId = e.ShowId!.Value })
-            .ToListAsync(cancellationToken);
-        var currentShowByChannel = currentByChannel
-            .GroupBy(x => x.ChannelId)
-            .ToDictionary(g => g.Key, g => g.First().ShowId);
-
-        var showIds = currentShowByChannel.Values.Distinct().ToList();
-        var shows = await dbContext
-            .Shows.AsNoTracking()
-            .Where(s => showIds.Contains(s.Id))
-            .Select(s => new
-            {
-                s.Id,
-                s.Name,
-                s.PosterImageId,
-            })
-            .ToDictionaryAsync(s => s.Id, cancellationToken);
-
-        return channels
-            .Select(c =>
-            {
-                var showId = currentShowByChannel.GetValueOrDefault(c.Id);
-                var show = showId != Guid.Empty ? shows.GetValueOrDefault(showId) : null;
-                return new PublicChannelDto(
-                    c.Id,
-                    c.Slug,
-                    c.Name,
-                    c.Number,
-                    show is null ? null : showId,
-                    show?.Name,
-                    show?.PosterImageId,
-                    c.LogoImageId,
-                    c.LogoCorner,
-                    c.LogoOpacity,
-                    c.ShowClock,
-                    c.AnalogFilterStrength
-                );
-            })
-            .ToList();
-    }
-}
+using LiteCqrs;
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Domain.Broadcast;
+
+namespace TeleWave.Application.Streaming.ListPublicChannels;
+
+public sealed class ListPublicChannelsQueryHandler(IAppDbContext dbContext)
+    : IQueryHandler<ListPublicChannelsQuery, IReadOnlyList<PublicChannelDto>>
+{
+    public async Task<IReadOnlyList<PublicChannelDto>> Handle(
+        ListPublicChannelsQuery query,
+        CancellationToken cancellationToken
+    )
+    {
+        var channels = await dbContext
+            .Channels.AsNoTracking()
+            .Where(c => c.IsEnabled)
+            // Каналы без номера — в конец: на телевизоре порядок задаёт номер, а имя лишь
+            // разрешает ничью между ненумерованными.
+            .OrderBy(c => c.Number == null)
+            .ThenBy(c => c.Number)
+            .ThenBy(c => c.Name)
+            .Select(c => new
+            {
+                c.Id,
+                c.Slug,
+                c.Name,
+                c.Number,
+                c.LogoImageId,
+                c.LogoCorner,
+                c.LogoOpacity,
+                c.ShowClock,
+                c.AnalogFilterStrength,
+            })
+            .ToListAsync(cancellationToken);
+        if (channels.Count == 0)
+            return [];
+
+        var now = DateTimeOffset.UtcNow;
+        var channelIds = channels.Select(c => c.Id).ToList();
+
+        // Что идёт прямо сейчас на каждом канале (программа) — для постера-обложки плитки.
+        var currentByChannel = await dbContext
+            .ScheduleEntries.AsNoTracking()
+            .Where(e =>
+                channelIds.Contains(e.ChannelId)
+                && e.Kind == ScheduleEntryKind.Program
+                && e.StartsAtUtc <= now
+                && e.EndsAtUtc > now
+                && e.ShowId != null
+            )
+            .Select(e => new { e.ChannelId, ShowId = e.ShowId!.Value })
+            .ToListAsync(cancellationToken);
+        var currentShowByChannel = currentByChannel
+            .GroupBy(x => x.ChannelId)
+            .ToDictionary(g => g.Key, g => g.First().ShowId);
+
+        var showIds = currentShowByChannel.Values.Distinct().ToList();
+        var shows = await dbContext
+            .Shows.AsNoTracking()
+            .Where(s => showIds.Contains(s.Id))
+            .Select(s => new
+            {
+                s.Id,
+                s.Name,
+                s.PosterImageId,
+            })
+            .ToDictionaryAsync(s => s.Id, cancellationToken);
+
+        return channels
+            .Select(c =>
+            {
+                var showId = currentShowByChannel.GetValueOrDefault(c.Id);
+                var show = showId != Guid.Empty ? shows.GetValueOrDefault(showId) : null;
+                return new PublicChannelDto(
+                    c.Id,
+                    c.Slug,
+                    c.Name,
+                    c.Number,
+                    show is null ? null : showId,
+                    show?.Name,
+                    show?.PosterImageId,
+                    c.LogoImageId,
+                    c.LogoCorner,
+                    c.LogoOpacity,
+                    c.ShowClock,
+                    c.AnalogFilterStrength
+                );
+            })
+            .ToList();
+    }
+}
diff --git a/backend/src/TeleWave.Application/Streaming/StreamingDtos.cs b/backend/src/TeleWave.Application/Streaming/StreamingDtos.cs
index 3dc0605..e055a10 100644
--- a/backend/src/TeleWave.Application/Streaming/StreamingDtos.cs
+++ b/backend/src/TeleWave.Application/Streaming/StreamingDtos.cs
@@ -1,42 +1,42 @@
-using TeleWave.Domain.Broadcast;
-
-namespace TeleWave.Application.Streaming;
-
-public sealed record PublicChannelDto(
-    Guid Id,
-    string Slug,
-    string Name,
-    /// <summary>Номер канала для переключения по номерам или null, если не задан.</summary>
-    int? Number,
-    Guid? CurrentShowId,
-    string? CurrentShowName,
-    Guid? CurrentShowPosterImageId,
-    /// <summary>Что рисовать поверх картинки — оверлеи считает клиент, ffmpeg их не касается.</summary>
-    Guid? LogoImageId,
-    LogoCorner LogoCorner,
-    double LogoOpacity,
-    bool ShowClock,
-    double AnalogFilterStrength
-);
-
-/// <summary>Запись публичного телегида с метаданными (без имён файлов и номеров серий).</summary>
-public sealed record PublicEpgEntryDto(
-    ScheduleEntryKind Kind,
-    DateTimeOffset StartsAtUtc,
-    DateTimeOffset EndsAtUtc,
-    Guid? ShowId,
-    string? ShowName,
-    Guid? ShowPosterImageId,
-    Guid? EpisodeId,
-    string? EpisodeTitle,
-    string? EpisodeOverview,
-    Guid? EpisodeStillImageId
-);
-
-public sealed record LiveSegmentDto(Guid AssetId, int LocalIndex, bool Discontinuity);
-
-public sealed record LivePlaylistDto(
-    long MediaSequence,
-    int TargetDuration,
-    IReadOnlyList<LiveSegmentDto> Segments
-);
+using TeleWave.Domain.Broadcast;
+
+namespace TeleWave.Application.Streaming;
+
+public sealed record PublicChannelDto(
+    Guid Id,
+    string Slug,
+    string Name,
+    /// <summary>Номер канала для переключения по номерам или null, если не задан.</summary>
+    int? Number,
+    Guid? CurrentShowId,
+    string? CurrentShowName,
+    Guid? CurrentShowPosterImageId,
+    /// <summary>Что рисовать поверх картинки — оверлеи считает клиент, ffmpeg их не касается.</summary>
+    Guid? LogoImageId,
+    LogoCorner LogoCorner,
+    double LogoOpacity,
+    bool ShowClock,
+    double AnalogFilterStrength
+);
+
+/// <summary>Запись публичного телегида с метаданными (без имён файлов и номеров серий).</summary>
+public sealed record PublicEpgEntryDto(
+    ScheduleEntryKind Kind,
+    DateTimeOffset StartsAtUtc,
+    DateTimeOffset EndsAtUtc,
+    Guid? ShowId,
+    string? ShowName,
+    Guid? ShowPosterImageId,
+    Guid? EpisodeId,
+    string? EpisodeTitle,
+    string? EpisodeOverview,
+    Guid? EpisodeStillImageId
+);
+
+public sealed record LiveSegmentDto(Guid AssetId, int LocalIndex, bool Discontinuity);
+
+public sealed record LivePlaylistDto(
+    long MediaSequence,
+    int TargetDuration,
+    IReadOnlyList<LiveSegmentDto> Segments
+);
diff --git a/backend/src/TeleWave.Domain/Broadcast/Channel.cs b/backend/src/TeleWave.Domain/Broadcast/Channel.cs
index 74a5e60..19ad036 100644
--- a/backend/src/TeleWave.Domain/Broadcast/Channel.cs
+++ b/backend/src/TeleWave.Domain/Broadcast/Channel.cs
@@ -1,179 +1,179 @@
-namespace TeleWave.Domain.Broadcast;
-
-/// <summary>
-/// Канал линейного эфира. Что и когда идёт в эфире, определяет шаблон сетки (<see cref="TemplateId"/>,
-/// см. <c>Domain/Programming</c>); канал хранит только собственные свойства: время, номер, аварийный
-/// филлер и общие настройки заставок.
-/// </summary>
-public class Channel
-{
-    private readonly List<BumperTemplate> _bumperTemplates = [];
-
-    public Guid Id { get; private set; }
-    public string Name { get; private set; } = string.Empty;
-    public string Slug { get; private set; } = string.Empty;
-    public bool IsEnabled { get; private set; }
-
-    /// <summary>Точка отсчёта эфирной ленты (UTC) — база для MEDIA-SEQUENCE на этапе раздачи.</summary>
-    public DateTimeOffset EpochUtc { get; private set; }
-
-    /// <summary>
-    /// Номер канала — на телевизоре канал это номер, а не карточка в сетке. Переключение по номерам
-    /// включается глобальным флагом настроек сайта; null — номер не задан.
-    /// </summary>
-    public int? Number { get; private set; }
-
-    /// <summary>
-    /// Смещение времени канала от UTC в минутах (по умолчанию 180 — московское). Фиксированный
-    /// оффсет, а не IANA-зона: с переводом часов сутки становятся 23- или 25-часовыми, и сетке
-    /// понадобилось бы отдельное правило подрезки. Появятся каналы в зонах с DST — перейдём на IANA.
-    /// </summary>
-    public int UtcOffsetMinutes { get; private set; }
-
-    /// <summary>
-    /// Начало вещательных суток в времени канала (по умолчанию 06:00). Ночной блок с 00:00 до 06:00
-    /// относится к предыдущему дню: «ночь с пятницы на субботу» — это пятница.
-    /// </summary>
-    public TimeOnly DayStartTime { get; private set; }
-
-    /// <summary>Активный шаблон сетки канала (один на канал).</summary>
-    public Guid? TemplateId { get; private set; }
-
-    public const int DefaultUtcOffsetMinutes = 180;
-    public static readonly TimeOnly DefaultDayStartTime = new(6, 0);
-
-    // ── Настройки ТВ-заставок. Условия показа (как часто, на смене шоу или между сериями)
-    //    живут в элементах стыка; на канале осталось только общее для всех заставок. ──
-
-    /// <summary>Вставлять ли ТВ-заставки вообще: общий выключатель канала.</summary>
-    public bool BumpersEnabled { get; private set; }
-
-    /// <summary>Как выбирать подблок заставки на переходе (случайно/по весам/всегда первый).</summary>
-    public BumperSelection BumperSelection { get; private set; }
-
-    public BumperFont BumperFont { get; private set; }
-
-    private const string DefaultTemplateName = "Заставка 1";
-
-    /// <summary>Ассет-заглушка на случай пустого расписания (аварийная подстраховка).</summary>
-    public Guid? FillerAssetId { get; private set; }
-
-    // ── Зрительская часть (см. 6.8). Всё рисуется на клиенте поверх <video>, ffmpeg не трогает,
-    //    и всё по умолчанию выключено: канал без логотипа и без шума — законная конфигурация. ──
-
-    /// <summary>Логотип-оверлей: ссылка на реестр изображений или null (логотипа нет).</summary>
-    public Guid? LogoImageId { get; private set; }
-
-    public LogoCorner LogoCorner { get; private set; }
-
-    /// <summary>Прозрачность логотипа, 0..1.</summary>
-    public double LogoOpacity { get; private set; } = 0.8;
-
-    /// <summary>Показывать ли часы поверх картинки.</summary>
-    public bool ShowClock { get; private set; }
-
-    /// <summary>Сила аналогового фильтра, 0..1 (0 — выключен).</summary>
-    public double AnalogFilterStrength { get; private set; }
-
-    public DateTimeOffset CreatedAt { get; private set; }
-
-    /// <summary>Блоки заставок (звук+стиль); первый (Position 0) — дефолтный, порядок — по Position.</summary>
-    public IReadOnlyList<BumperTemplate> BumperTemplates => _bumperTemplates;
-
-    private Channel() { }
-
-    public static Channel Create(string name, string slug, DateTimeOffset epochUtc)
-    {
-        var channel = new Channel
-        {
-            Id = Guid.NewGuid(),
-            Name = name,
-            Slug = slug,
-            IsEnabled = true,
-            EpochUtc = epochUtc,
-            BumpersEnabled = false,
-            BumperSelection = BumperSelection.WeightedRandom,
-            BumperFont = BumperFont.Sans,
-            LogoOpacity = 0.8,
-            UtcOffsetMinutes = DefaultUtcOffsetMinutes,
-            DayStartTime = DefaultDayStartTime,
-            CreatedAt = DateTimeOffset.UtcNow,
-        };
-        // На канале всегда есть дефолтный блок заставки (без звука → синтезированный джингл).
-        channel._bumperTemplates.Add(BumperTemplate.Create(channel.Id, 0, DefaultTemplateName));
-        return channel;
-    }
-
-    public void UpdateSettings(
-        string name,
-        bool isEnabled,
-        bool bumpersEnabled,
-        Guid? fillerAssetId
-    )
-    {
-        Name = name;
-        IsEnabled = isEnabled;
-        BumpersEnabled = bumpersEnabled;
-        FillerAssetId = fillerAssetId;
-    }
-
-    /// <summary>Общие настройки ТВ-заставок канала: шрифт и стратегия выбора подблока.</summary>
-    public void UpdateBumperSettings(BumperFont font, BumperSelection selection)
-    {
-        BumperFont = font;
-        BumperSelection = selection;
-    }
-
-    /// <summary>Оверлеи и фильтр зрительской части. Всё опционально; силы зажимаются в 0..1.</summary>
-    public void UpdateViewerSettings(
-        Guid? logoImageId,
-        LogoCorner logoCorner,
-        double logoOpacity,
-        bool showClock,
-        double analogFilterStrength
-    )
-    {
-        LogoImageId = logoImageId;
-        LogoCorner = logoCorner;
-        LogoOpacity = Math.Clamp(logoOpacity, 0.0, 1.0);
-        ShowClock = showClock;
-        AnalogFilterStrength = Math.Clamp(analogFilterStrength, 0.0, 1.0);
-    }
-
-    /// <summary>Добавить блок заставки в конец списка. Возвращает созданный блок.</summary>
-    public BumperTemplate AddBumperTemplate(string name)
-    {
-        var nextPosition =
-            _bumperTemplates.Count == 0 ? 0 : _bumperTemplates.Max(t => t.Position) + 1;
-        var template = BumperTemplate.Create(Id, nextPosition, name);
-        _bumperTemplates.Add(template);
-        return template;
-    }
-
-    public BumperTemplate? FindBumperTemplate(Guid templateId) =>
-        _bumperTemplates.FirstOrDefault(t => t.Id == templateId);
-
-    /// <summary>Удалить блок заставки. Дефолтный (Position 0) удалить нельзя — вернёт false.</summary>
-    public bool RemoveBumperTemplate(Guid templateId)
-    {
-        var template = _bumperTemplates.FirstOrDefault(t => t.Id == templateId);
-        if (template is null || template.IsDefault)
-            return false;
-        _bumperTemplates.Remove(template);
-        return true;
-    }
-
-    /// <summary>Привязать активный шаблон сетки.</summary>
-    public void SetTemplate(Guid? templateId) => TemplateId = templateId;
-
-    /// <summary>
-    /// Настройки времени канала: номер, смещение от UTC и начало вещательных суток. Смещение
-    /// ограничено сутками — за пределами этого диапазона сетка потеряла бы связь с календарём.
-    /// </summary>
-    public void UpdateTimeSettings(int? number, int utcOffsetMinutes, TimeOnly dayStartTime)
-    {
-        Number = number is > 0 ? number : null;
-        UtcOffsetMinutes = Math.Clamp(utcOffsetMinutes, -12 * 60, 14 * 60);
-        DayStartTime = dayStartTime;
-    }
-}
+namespace TeleWave.Domain.Broadcast;
+
+/// <summary>
+/// Канал линейного эфира. Что и когда идёт в эфире, определяет шаблон сетки (<see cref="TemplateId"/>,
+/// см. <c>Domain/Programming</c>); канал хранит только собственные свойства: время, номер, аварийный
+/// филлер и общие настройки заставок.
+/// </summary>
+public class Channel
+{
+    private readonly List<BumperTemplate> _bumperTemplates = [];
+
+    public Guid Id { get; private set; }
+    public string Name { get; private set; } = string.Empty;
+    public string Slug { get; private set; } = string.Empty;
+    public bool IsEnabled { get; private set; }
+
+    /// <summary>Точка отсчёта эфирной ленты (UTC) — база для MEDIA-SEQUENCE на этапе раздачи.</summary>
+    public DateTimeOffset EpochUtc { get; private set; }
+
+    /// <summary>
+    /// Номер канала — на телевизоре канал это номер, а не карточка в сетке. Переключение по номерам
+    /// включается глобальным флагом настроек сайта; null — номер не задан.
+    /// </summary>
+    public int? Number { get; private set; }
+
+    /// <summary>
+    /// Смещение времени канала от UTC в минутах (по умолчанию 180 — московское). Фиксированный
+    /// оффсет, а не IANA-зона: с переводом часов сутки становятся 23- или 25-часовыми, и сетке
+    /// понадобилось бы отдельное правило подрезки. Появятся каналы в зонах с DST — перейдём на IANA.
+    /// </summary>
+    public int UtcOffsetMinutes { get; private set; }
+
+    /// <summary>
+    /// Начало вещательных суток в времени канала (по умолчанию 06:00). Ночной блок с 00:00 до 06:00
+    /// относится к предыдущему дню: «ночь с пятницы на субботу» — это пятница.
+    /// </summary>
+    public TimeOnly DayStartTime { get; private set; }
+
+    /// <summary>Активный шаблон сетки канала (один на канал).</summary>
+    public Guid? TemplateId { get; private set; }
+
+    public const int DefaultUtcOffsetMinutes = 180;
+    public static readonly TimeOnly DefaultDayStartTime = new(6, 0);
+
+    // ── Настройки ТВ-заставок. Условия показа (как часто, на смене шоу или между сериями)
+    //    живут в элементах стыка; на канале осталось только общее для всех заставок. ──
+
+    /// <summary>Вставлять ли ТВ-заставки вообще: общий выключатель канала.</summary>
+    public bool BumpersEnabled { get; private set; }
+
+    /// <summary>Как выбирать подблок заставки на переходе (случайно/по весам/всегда первый).</summary>
+    public BumperSelection BumperSelection { get; private set; }
+
+    public BumperFont BumperFont { get; private set; }
+
+    private const string DefaultTemplateName = "Заставка 1";
+
+    /// <summary>Ассет-заглушка на случай пустого расписания (аварийная подстраховка).</summary>
+    public Guid? FillerAssetId { get; private set; }
+
+    // ── Зрительская часть (см. 6.8). Всё рисуется на клиенте поверх <video>, ffmpeg не трогает,
+    //    и всё по умолчанию выключено: канал без логотипа и без шума — законная конфигурация. ──
+
+    /// <summary>Логотип-оверлей: ссылка на реестр изображений или null (логотипа нет).</summary>
+    public Guid? LogoImageId { get; private set; }
+
+    public LogoCorner LogoCorner { get; private set; }
+
+    /// <summary>Прозрачность логотипа, 0..1.</summary>
+    public double LogoOpacity { get; private set; } = 0.8;
+
+    /// <summary>Показывать ли часы поверх картинки.</summary>
+    public bool ShowClock { get; private set; }
+
+    /// <summary>Сила аналогового фильтра, 0..1 (0 — выключен).</summary>
+    public double AnalogFilterStrength { get; private set; }
+
+    public DateTimeOffset CreatedAt { get; private set; }
+
+    /// <summary>Блоки заставок (звук+стиль); первый (Position 0) — дефолтный, порядок — по Position.</summary>
+    public IReadOnlyList<BumperTemplate> BumperTemplates => _bumperTemplates;
+
+    private Channel() { }
+
+    public static Channel Create(string name, string slug, DateTimeOffset epochUtc)
+    {
+        var channel = new Channel
+        {
+            Id = Guid.NewGuid(),
+            Name = name,
+            Slug = slug,
+            IsEnabled = true,
+            EpochUtc = epochUtc,
+            BumpersEnabled = false,
+            BumperSelection = BumperSelection.WeightedRandom,
+            BumperFont = BumperFont.Sans,
+            LogoOpacity = 0.8,
+            UtcOffsetMinutes = DefaultUtcOffsetMinutes,
+            DayStartTime = DefaultDayStartTime,
+            CreatedAt = DateTimeOffset.UtcNow,
+        };
+        // На канале всегда есть дефолтный блок заставки (без звука → синтезированный джингл).
+        channel._bumperTemplates.Add(BumperTemplate.Create(channel.Id, 0, DefaultTemplateName));
+        return channel;
+    }
+
+    public void UpdateSettings(
+        string name,
+        bool isEnabled,
+        bool bumpersEnabled,
+        Guid? fillerAssetId
+    )
+    {
+        Name = name;
+        IsEnabled = isEnabled;
+        BumpersEnabled = bumpersEnabled;
+        FillerAssetId = fillerAssetId;
+    }
+
+    /// <summary>Общие настройки ТВ-заставок канала: шрифт и стратегия выбора подблока.</summary>
+    public void UpdateBumperSettings(BumperFont font, BumperSelection selection)
+    {
+        BumperFont = font;
+        BumperSelection = selection;
+    }
+
+    /// <summary>Оверлеи и фильтр зрительской части. Всё опционально; силы зажимаются в 0..1.</summary>
+    public void UpdateViewerSettings(
+        Guid? logoImageId,
+        LogoCorner logoCorner,
+        double logoOpacity,
+        bool showClock,
+        double analogFilterStrength
+    )
+    {
+        LogoImageId = logoImageId;
+        LogoCorner = logoCorner;
+        LogoOpacity = Math.Clamp(logoOpacity, 0.0, 1.0);
+        ShowClock = showClock;
+        AnalogFilterStrength = Math.Clamp(analogFilterStrength, 0.0, 1.0);
+    }
+
+    /// <summary>Добавить блок заставки в конец списка. Возвращает созданный блок.</summary>
+    public BumperTemplate AddBumperTemplate(string name)
+    {
+        var nextPosition =
+            _bumperTemplates.Count == 0 ? 0 : _bumperTemplates.Max(t => t.Position) + 1;
+        var template = BumperTemplate.Create(Id, nextPosition, name);
+        _bumperTemplates.Add(template);
+        return template;
+    }
+
+    public BumperTemplate? FindBumperTemplate(Guid templateId) =>
+        _bumperTemplates.FirstOrDefault(t => t.Id == templateId);
+
+    /// <summary>Удалить блок заставки. Дефолтный (Position 0) удалить нельзя — вернёт false.</summary>
+    public bool RemoveBumperTemplate(Guid templateId)
+    {
+        var template = _bumperTemplates.FirstOrDefault(t => t.Id == templateId);
+        if (template is null || template.IsDefault)
+            return false;
+        _bumperTemplates.Remove(template);
+        return true;
+    }
+
+    /// <summary>Привязать активный шаблон сетки.</summary>
+    public void SetTemplate(Guid? templateId) => TemplateId = templateId;
+
+    /// <summary>
+    /// Настройки времени канала: номер, смещение от UTC и начало вещательных суток. Смещение
+    /// ограничено сутками — за пределами этого диапазона сетка потеряла бы связь с календарём.
+    /// </summary>
+    public void UpdateTimeSettings(int? number, int utcOffsetMinutes, TimeOnly dayStartTime)
+    {
+        Number = number is > 0 ? number : null;
+        UtcOffsetMinutes = Math.Clamp(utcOffsetMinutes, -12 * 60, 14 * 60);
+        DayStartTime = dayStartTime;
+    }
+}
diff --git a/backend/src/TeleWave.Domain/Broadcast/ScheduleEntry.cs b/backend/src/TeleWave.Domain/Broadcast/ScheduleEntry.cs
index 61a8f5d..b10b817 100644
--- a/backend/src/TeleWave.Domain/Broadcast/ScheduleEntry.cs
+++ b/backend/src/TeleWave.Domain/Broadcast/ScheduleEntry.cs
@@ -1,123 +1,123 @@
-namespace TeleWave.Domain.Broadcast;
-
-/// <summary>
-/// Материализованная запись расписания канала: конкретный ассет в конкретное время. Программы и
-/// реклама идут встык (<see cref="EndsAtUtc"/> одной равен <see cref="StartsAtUtc"/> следующей).
-/// </summary>
-public class ScheduleEntry
-{
-    public Guid Id { get; private set; }
-    public Guid ChannelId { get; private set; }
-    public Guid MediaAssetId { get; private set; }
-    public ScheduleEntryKind Kind { get; private set; }
-    public DateTimeOffset StartsAtUtc { get; private set; }
-    public DateTimeOffset EndsAtUtc { get; private set; }
-
-    /// <summary>Шоу (для <see cref="ScheduleEntryKind.Program"/>) — для EPG.</summary>
-    public Guid? ShowId { get; private set; }
-
-    /// <summary>Индекс серии в упорядоченном списке шоу (для EPG).</summary>
-    public int? EpisodeIndex { get; private set; }
-
-    /// <summary>Подблок заставки (<see cref="BumperTextVariant"/>), которым отрендерена запись — для метки в админ-расписании.</summary>
-    public Guid? BumperVariantId { get; private set; }
-
-    /// <summary>Слот сетки, породивший запись (null — служебная запись вне слотов).</summary>
-    public Guid? SlotId { get; private set; }
-
-    /// <summary>
-    /// Коллекция (франшиза), частью которой шла запись, или null. Из шоу её не вывести: одно и то же
-    /// шоу попадает в эфир и само по себе, и внутри коллекции, а группа хранит только ссылку.
-    /// </summary>
-    public Guid? CollectionId { get; private set; }
-
-    /// <summary>
-    /// Цепочка происхождения (JSON): слой, слот, группа, стратегия, дрейф. Пишется в момент
-    /// генерации — восстановить её потом невозможно, а без неё отладка сетки превращается
-    /// в угадывание.
-    /// </summary>
-    public string? TraceJson { get; private set; }
-
-    private ScheduleEntry() { }
-
-    /// <summary>Запись, порождённая слотом сетки: программа, заполнитель или конец вещания.</summary>
-    public static ScheduleEntry FromSlot(
-        Guid channelId,
-        Guid mediaAssetId,
-        ScheduleEntryKind kind,
-        DateTimeOffset startsAtUtc,
-        DateTimeOffset endsAtUtc,
-        ScheduleEntryOrigin origin
-    ) =>
-        new()
-        {
-            Id = Guid.NewGuid(),
-            ChannelId = channelId,
-            MediaAssetId = mediaAssetId,
-            Kind = kind,
-            StartsAtUtc = startsAtUtc,
-            EndsAtUtc = endsAtUtc,
-            ShowId = origin.ShowId,
-            EpisodeIndex = origin.EpisodeIndex,
-            SlotId = origin.SlotId,
-            TraceJson = origin.TraceJson,
-            CollectionId = origin.CollectionId,
-        };
-
-    public static ScheduleEntry Program(
-        Guid channelId,
-        Guid mediaAssetId,
-        DateTimeOffset startsAtUtc,
-        DateTimeOffset endsAtUtc,
-        Guid showId,
-        int episodeIndex
-    ) =>
-        new()
-        {
-            Id = Guid.NewGuid(),
-            ChannelId = channelId,
-            MediaAssetId = mediaAssetId,
-            Kind = ScheduleEntryKind.Program,
-            StartsAtUtc = startsAtUtc,
-            EndsAtUtc = endsAtUtc,
-            ShowId = showId,
-            EpisodeIndex = episodeIndex,
-        };
-
-    public static ScheduleEntry Ad(
-        Guid channelId,
-        Guid mediaAssetId,
-        DateTimeOffset startsAtUtc,
-        DateTimeOffset endsAtUtc
-    ) =>
-        new()
-        {
-            Id = Guid.NewGuid(),
-            ChannelId = channelId,
-            MediaAssetId = mediaAssetId,
-            Kind = ScheduleEntryKind.Ad,
-            StartsAtUtc = startsAtUtc,
-            EndsAtUtc = endsAtUtc,
-        };
-
-    /// <summary>Заставка-переход. <paramref name="showId"/> — следующее шоу (для EPG/справки).</summary>
-    public static ScheduleEntry Bumper(
-        Guid channelId,
-        Guid mediaAssetId,
-        DateTimeOffset startsAtUtc,
-        DateTimeOffset endsAtUtc,
-        Guid? showId,
-        Guid? bumperVariantId
-    ) =>
-        new()
-        {
-            Id = Guid.NewGuid(),
-            ChannelId = channelId,
-            MediaAssetId = mediaAssetId,
-            Kind = ScheduleEntryKind.Bumper,
-            StartsAtUtc = startsAtUtc,
-            EndsAtUtc = endsAtUtc,
-            ShowId = showId,
-            BumperVariantId = bumperVariantId,
-        };
-}
+namespace TeleWave.Domain.Broadcast;
+
+/// <summary>
+/// Материализованная запись расписания канала: конкретный ассет в конкретное время. Программы и
+/// реклама идут встык (<see cref="EndsAtUtc"/> одной равен <see cref="StartsAtUtc"/> следующей).
+/// </summary>
+public class ScheduleEntry
+{
+    public Guid Id { get; private set; }
+    public Guid ChannelId { get; private set; }
+    public Guid MediaAssetId { get; private set; }
+    public ScheduleEntryKind Kind { get; private set; }
+    public DateTimeOffset StartsAtUtc { get; private set; }
+    public DateTimeOffset EndsAtUtc { get; private set; }
+
+    /// <summary>Шоу (для <see cref="ScheduleEntryKind.Program"/>) — для EPG.</summary>
+    public Guid? ShowId { get; private set; }
+
+    /// <summary>Индекс серии в упорядоченном списке шоу (для EPG).</summary>
+    public int? EpisodeIndex { get; private set; }
+
+    /// <summary>Подблок заставки (<see cref="BumperTextVariant"/>), которым отрендерена запись — для метки в админ-расписании.</summary>
+    public Guid? BumperVariantId { get; private set; }
+
+    /// <summary>Слот сетки, породивший запись (null — служебная запись вне слотов).</summary>
+    public Guid? SlotId { get; private set; }
+
+    /// <summary>
+    /// Коллекция (франшиза), частью которой шла запись, или null. Из шоу её не вывести: одно и то же
+    /// шоу попадает в эфир и само по себе, и внутри коллекции, а группа хранит только ссылку.
+    /// </summary>
+    public Guid? CollectionId { get; private set; }
+
+    /// <summary>
+    /// Цепочка происхождения (JSON): слой, слот, группа, стратегия, дрейф. Пишется в момент
+    /// генерации — восстановить её потом невозможно, а без неё отладка сетки превращается
+    /// в угадывание.
+    /// </summary>
+    public string? TraceJson { get; private set; }
+
+    private ScheduleEntry() { }
+
+    /// <summary>Запись, порождённая слотом сетки: программа, заполнитель или конец вещания.</summary>
+    public static ScheduleEntry FromSlot(
+        Guid channelId,
+        Guid mediaAssetId,
+        ScheduleEntryKind kind,
+        DateTimeOffset startsAtUtc,
+        DateTimeOffset endsAtUtc,
+        ScheduleEntryOrigin origin
+    ) =>
+        new()
+        {
+            Id = Guid.NewGuid(),
+            ChannelId = channelId,
+            MediaAssetId = mediaAssetId,
+            Kind = kind,
+            StartsAtUtc = startsAtUtc,
+            EndsAtUtc = endsAtUtc,
+            ShowId = origin.ShowId,
+            EpisodeIndex = origin.EpisodeIndex,
+            SlotId = origin.SlotId,
+            TraceJson = origin.TraceJson,
+            CollectionId = origin.CollectionId,
+        };
+
+    public static ScheduleEntry Program(
+        Guid channelId,
+        Guid mediaAssetId,
+        DateTimeOffset startsAtUtc,
+        DateTimeOffset endsAtUtc,
+        Guid showId,
+        int episodeIndex
+    ) =>
+        new()
+        {
+            Id = Guid.NewGuid(),
+            ChannelId = channelId,
+            MediaAssetId = mediaAssetId,
+            Kind = ScheduleEntryKind.Program,
+            StartsAtUtc = startsAtUtc,
+            EndsAtUtc = endsAtUtc,
+            ShowId = showId,
+            EpisodeIndex = episodeIndex,
+        };
+
+    public static ScheduleEntry Ad(
+        Guid channelId,
+        Guid mediaAssetId,
+        DateTimeOffset startsAtUtc,
+        DateTimeOffset endsAtUtc
+    ) =>
+        new()
+        {
+            Id = Guid.NewGuid(),
+            ChannelId = channelId,
+            MediaAssetId = mediaAssetId,
+            Kind = ScheduleEntryKind.Ad,
+            StartsAtUtc = startsAtUtc,
+            EndsAtUtc = endsAtUtc,
+        };
+
+    /// <summary>Заставка-переход. <paramref name="showId"/> — следующее шоу (для EPG/справки).</summary>
+    public static ScheduleEntry Bumper(
+        Guid channelId,
+        Guid mediaAssetId,
+        DateTimeOffset startsAtUtc,
+        DateTimeOffset endsAtUtc,
+        Guid? showId,
+        Guid? bumperVariantId
+    ) =>
+        new()
+        {
+            Id = Guid.NewGuid(),
+            ChannelId = channelId,
+            MediaAssetId = mediaAssetId,
+            Kind = ScheduleEntryKind.Bumper,
+            StartsAtUtc = startsAtUtc,
+            EndsAtUtc = endsAtUtc,
+            ShowId = showId,
+            BumperVariantId = bumperVariantId,
+        };
+}
diff --git a/backend/src/TeleWave.Domain/Library/Show.cs b/backend/src/TeleWave.Domain/Library/Show.cs
index e54a8a3..25d3862 100644
--- a/backend/src/TeleWave.Domain/Library/Show.cs
+++ b/backend/src/TeleWave.Domain/Library/Show.cs
@@ -1,176 +1,176 @@
-namespace TeleWave.Domain.Library;
-
-/// <summary>
-/// Переиспользуемое шоу в общей библиотеке: сериал (упорядоченные серии) либо полнометражка.
-/// Серии идут строго в порядке <see cref="ShowEpisode.Position"/>; где остановился показ — знает
-/// состояние слота планировщика (<c>Programming/SlotState</c>), а не само шоу: одно шоу играет
-/// на нескольких каналах и в нескольких слотах, и курсор у каждого свой.
-/// </summary>
-public class Show
-{
-    private readonly List<ShowEpisode> _episodes = [];
-    private readonly List<ShowGenre> _genres = [];
-
-    public Guid Id { get; private set; }
-    public string Name { get; private set; } = string.Empty;
-
-    /// <summary>Оригинальное название (обычно на английском) — по нему ищутся метаданные; на экранах
-    /// продолжаем показывать <see cref="Name"/>. Null/пусто — ищем по <see cref="Name"/>.</summary>
-    public string? OriginalName { get; private set; }
-
-    public string? Description { get; private set; }
-    public ShowKind Kind { get; private set; }
-
-    /// <summary>Возрастной рейтинг (MPAA) или null, если не проставлен ни источником, ни вручную.
-    /// Шоу без рейтинга планировщик не отсекает: неизвестное не значит «взрослое».</summary>
-    public ShowAudience? Audience { get; private set; }
-
-    public DateTimeOffset CreatedAt { get; private set; }
-
-    // ── Метаданные (TMDb/OMDb/вручную) ──
-    /// <summary>Источник метаданных: «tmdb»/«omdb»/«manual» или null, если не заданы.</summary>
-    public string? MetadataProvider { get; private set; }
-
-    /// <summary>Идентификатор шоу во внешнем источнике (для довыгрузки серий).</summary>
-    public string? MetadataExternalId { get; private set; }
-
-    public int? Year { get; private set; }
-
-    /// <summary>Постер шоу — ссылка на запись общего реестра изображений (<c>Domain/Images</c>) или null.</summary>
-    public Guid? PosterImageId { get; private set; }
-
-    /// <summary>Серии шоу (backing-field для EF). Порядок показа — по <see cref="ShowEpisode.Position"/>;
-    /// потребители сортируют явно (см. загрузчик планировщика).</summary>
-    public IReadOnlyList<ShowEpisode> Episodes => _episodes;
-
-    /// <summary>Жанры шоу (backing-field для EF). Ровно один помечен основным, если список не пуст.</summary>
-    public IReadOnlyList<ShowGenre> Genres => _genres;
-
-    private Show() { }
-
-    public static Show Create(
-        string name,
-        ShowKind kind,
-        string? description = null,
-        string? originalName = null,
-        ShowAudience? audience = null
-    ) =>
-        new()
-        {
-            Id = Guid.NewGuid(),
-            Name = name,
-            OriginalName = Normalize(originalName),
-            Kind = kind,
-            Description = description,
-            Audience = audience,
-            CreatedAt = DateTimeOffset.UtcNow,
-        };
-
-    /// <summary>Задать возрастной рейтинг; null — снять (вернуть в «не проставлен»).</summary>
-    public void SetAudience(ShowAudience? audience) => Audience = audience;
-
-    /// <summary>Основной жанр или null, если жанры не проставлены.</summary>
-    public Guid? PrimaryGenreId => _genres.FirstOrDefault(g => g.IsPrimary)?.GenreId;
-
-    /// <summary>
-    /// Полностью заменяет набор жанров; дубликаты и пустые идентификаторы отбрасываются. Основным
-    /// становится <paramref name="primaryGenreId"/>, если он попал в набор, иначе первый в списке —
-    /// так шоу с жанрами никогда не остаётся без основного.
-    /// </summary>
-    public void SetGenres(IEnumerable<Guid> genreIds, Guid? primaryGenreId = null)
-    {
-        var ids = genreIds.Where(id => id != Guid.Empty).Distinct().ToList();
-        _genres.Clear();
-        if (ids.Count == 0)
-            return;
-
-        var primary =
-            primaryGenreId is { } candidate && ids.Contains(candidate) ? candidate : ids[0];
-        foreach (var id in ids)
-            _genres.Add(ShowGenre.Create(Id, id, id == primary));
-    }
-
-    public void Rename(string name, string? description)
-    {
-        Name = name;
-        Description = description;
-    }
-
-    /// <summary>Изменить отображаемое название (на экранах). Метаданные ищутся по <see cref="OriginalName"/>.</summary>
-    public void SetName(string name) => Name = name;
-
-    /// <summary>Задать/снять оригинальное название (пустая строка трактуется как отсутствие).</summary>
-    public void SetOriginalName(string? originalName) => OriginalName = Normalize(originalName);
-
-    private static string? Normalize(string? value) =>
-        string.IsNullOrWhiteSpace(value) ? null : value.Trim();
-
-    /// <summary>Добавляет серию в конец. Для <see cref="ShowKind.Single"/> допустима ровно одна серия
-    /// (инвариант защищён самим агрегатом; вызывающий обычно проверяет <see cref="CanAddEpisode"/> заранее
-    /// и возвращает управляемую ошибку — исключение здесь лишь страховка от обхода).</summary>
-    public ShowEpisode AddEpisode(Guid mediaAssetId)
-    {
-        if (!CanAddEpisode)
-            throw new InvalidOperationException(
-                "Только сериал может содержать больше одной серии."
-            );
-
-        var nextPosition = _episodes.Count == 0 ? 0 : _episodes.Max(e => e.Position) + 1;
-        var episode = ShowEpisode.Create(Id, mediaAssetId, nextPosition);
-        _episodes.Add(episode);
-        return episode;
-    }
-
-    public bool RemoveEpisode(Guid episodeId)
-    {
-        var episode = _episodes.FirstOrDefault(e => e.Id == episodeId);
-        if (episode is null)
-            return false;
-        _episodes.Remove(episode);
-        return true;
-    }
-
-    /// <summary>Несколько серий бывает только у сериала. У полнометражки и у ролика-врезки серия ровно
-    /// одна: ролик с тремя сериями вёл бы себя в планировщике как мини-сериал, а задуман как единица.</summary>
-    public bool CanAddEpisode => Kind == ShowKind.Series || _episodes.Count == 0;
-
-    /// <summary>Применить метаданные из внешнего источника. Постер (уже зарегистрирован в реестре) может быть null.</summary>
-    public void ApplyMetadata(
-        string provider,
-        string externalId,
-        string? description,
-        int? year,
-        Guid? posterImageId
-    )
-    {
-        MetadataProvider = provider;
-        MetadataExternalId = externalId;
-        if (!string.IsNullOrWhiteSpace(description))
-            Description = description;
-        Year = year;
-        if (posterImageId is not null)
-            PosterImageId = posterImageId;
-    }
-
-    /// <summary>Ручная правка метаданных (без внешнего источника).</summary>
-    public void UpdateMetadataManual(string? description, int? year)
-    {
-        MetadataProvider = "manual";
-        MetadataExternalId = null;
-        Description = description;
-        Year = year;
-    }
-
-    /// <summary>Привязать/снять постер шоу (ссылка на запись реестра изображений).</summary>
-    public void SetPosterImage(Guid? imageId) => PosterImageId = imageId;
-
-    /// <summary>Сбросить все метаданные и отвязать постер (сама картинка остаётся в галерее).</summary>
-    public void ClearMetadata()
-    {
-        MetadataProvider = null;
-        MetadataExternalId = null;
-        Year = null;
-        PosterImageId = null;
-        Description = null;
-    }
-}
+namespace TeleWave.Domain.Library;
+
+/// <summary>
+/// Переиспользуемое шоу в общей библиотеке: сериал (упорядоченные серии) либо полнометражка.
+/// Серии идут строго в порядке <see cref="ShowEpisode.Position"/>; где остановился показ — знает
+/// состояние слота планировщика (<c>Programming/SlotState</c>), а не само шоу: одно шоу играет
+/// на нескольких каналах и в нескольких слотах, и курсор у каждого свой.
+/// </summary>
+public class Show
+{
+    private readonly List<ShowEpisode> _episodes = [];
+    private readonly List<ShowGenre> _genres = [];
+
+    public Guid Id { get; private set; }
+    public string Name { get; private set; } = string.Empty;
+
+    /// <summary>Оригинальное название (обычно на английском) — по нему ищутся метаданные; на экранах
+    /// продолжаем показывать <see cref="Name"/>. Null/пусто — ищем по <see cref="Name"/>.</summary>
+    public string? OriginalName { get; private set; }
+
+    public string? Description { get; private set; }
+    public ShowKind Kind { get; private set; }
+
+    /// <summary>Возрастной рейтинг (MPAA) или null, если не проставлен ни источником, ни вручную.
+    /// Шоу без рейтинга планировщик не отсекает: неизвестное не значит «взрослое».</summary>
+    public ShowAudience? Audience { get; private set; }
+
+    public DateTimeOffset CreatedAt { get; private set; }
+
+    // ── Метаданные (TMDb/OMDb/вручную) ──
+    /// <summary>Источник метаданных: «tmdb»/«omdb»/«manual» или null, если не заданы.</summary>
+    public string? MetadataProvider { get; private set; }
+
+    /// <summary>Идентификатор шоу во внешнем источнике (для довыгрузки серий).</summary>
+    public string? MetadataExternalId { get; private set; }
+
+    public int? Year { get; private set; }
+
+    /// <summary>Постер шоу — ссылка на запись общего реестра изображений (<c>Domain/Images</c>) или null.</summary>
+    public Guid? PosterImageId { get; private set; }
+
+    /// <summary>Серии шоу (backing-field для EF). Порядок показа — по <see cref="ShowEpisode.Position"/>;
+    /// потребители сортируют явно (см. загрузчик планировщика).</summary>
+    public IReadOnlyList<ShowEpisode> Episodes => _episodes;
+
+    /// <summary>Жанры шоу (backing-field для EF). Ровно один помечен основным, если список не пуст.</summary>
+    public IReadOnlyList<ShowGenre> Genres => _genres;
+
+    private Show() { }
+
+    public static Show Create(
+        string name,
+        ShowKind kind,
+        string? description = null,
+        string? originalName = null,
+        ShowAudience? audience = null
+    ) =>
+        new()
+        {
+            Id = Guid.NewGuid(),
+            Name = name,
+            OriginalName = Normalize(originalName),
+            Kind = kind,
+            Description = description,
+            Audience = audience,
+            CreatedAt = DateTimeOffset.UtcNow,
+        };
+
+    /// <summary>Задать возрастной рейтинг; null — снять (вернуть в «не проставлен»).</summary>
+    public void SetAudience(ShowAudience? audience) => Audience = audience;
+
+    /// <summary>Основной жанр или null, если жанры не проставлены.</summary>
+    public Guid? PrimaryGenreId => _genres.FirstOrDefault(g => g.IsPrimary)?.GenreId;
+
+    /// <summary>
+    /// Полностью заменяет набор жанров; дубликаты и пустые идентификаторы отбрасываются. Основным
+    /// становится <paramref name="primaryGenreId"/>, если он попал в набор, иначе первый в списке —
+    /// так шоу с жанрами никогда не остаётся без основного.
+    /// </summary>
+    public void SetGenres(IEnumerable<Guid> genreIds, Guid? primaryGenreId = null)
+    {
+        var ids = genreIds.Where(id => id != Guid.Empty).Distinct().ToList();
+        _genres.Clear();
+        if (ids.Count == 0)
+            return;
+
+        var primary =
+            primaryGenreId is { } candidate && ids.Contains(candidate) ? candidate : ids[0];
+        foreach (var id in ids)
+            _genres.Add(ShowGenre.Create(Id, id, id == primary));
+    }
+
+    public void Rename(string name, string? description)
+    {
+        Name = name;
+        Description = description;
+    }
+
+    /// <summary>Изменить отображаемое название (на экранах). Метаданные ищутся по <see cref="OriginalName"/>.</summary>
+    public void SetName(string name) => Name = name;
+
+    /// <summary>Задать/снять оригинальное название (пустая строка трактуется как отсутствие).</summary>
+    public void SetOriginalName(string? originalName) => OriginalName = Normalize(originalName);
+
+    private static string? Normalize(string? value) =>
+        string.IsNullOrWhiteSpace(value) ? null : value.Trim();
+
+    /// <summary>Добавляет серию в конец. Для <see cref="ShowKind.Single"/> допустима ровно одна серия
+    /// (инвариант защищён самим агрегатом; вызывающий обычно проверяет <see cref="CanAddEpisode"/> заранее
+    /// и возвращает управляемую ошибку — исключение здесь лишь страховка от обхода).</summary>
+    public ShowEpisode AddEpisode(Guid mediaAssetId)
+    {
+        if (!CanAddEpisode)
+            throw new InvalidOperationException(
+                "Только сериал может содержать больше одной серии."
+            );
+
+        var nextPosition = _episodes.Count == 0 ? 0 : _episodes.Max(e => e.Position) + 1;
+        var episode = ShowEpisode.Create(Id, mediaAssetId, nextPosition);
+        _episodes.Add(episode);
+        return episode;
+    }
+
+    public bool RemoveEpisode(Guid episodeId)
+    {
+        var episode = _episodes.FirstOrDefault(e => e.Id == episodeId);
+        if (episode is null)
+            return false;
+        _episodes.Remove(episode);
+        return true;
+    }
+
+    /// <summary>Несколько серий бывает только у сериала. У полнометражки и у ролика-врезки серия ровно
+    /// одна: ролик с тремя сериями вёл бы себя в планировщике как мини-сериал, а задуман как единица.</summary>
+    public bool CanAddEpisode => Kind == ShowKind.Series || _episodes.Count == 0;
+
+    /// <summary>Применить метаданные из внешнего источника. Постер (уже зарегистрирован в реестре) может быть null.</summary>
+    public void ApplyMetadata(
+        string provider,
+        string externalId,
+        string? description,
+        int? year,
+        Guid? posterImageId
+    )
+    {
+        MetadataProvider = provider;
+        MetadataExternalId = externalId;
+        if (!string.IsNullOrWhiteSpace(description))
+            Description = description;
+        Year = year;
+        if (posterImageId is not null)
+            PosterImageId = posterImageId;
+    }
+
+    /// <summary>Ручная правка метаданных (без внешнего источника).</summary>
+    public void UpdateMetadataManual(string? description, int? year)
+    {
+        MetadataProvider = "manual";
+        MetadataExternalId = null;
+        Description = description;
+        Year = year;
+    }
+
+    /// <summary>Привязать/снять постер шоу (ссылка на запись реестра изображений).</summary>
+    public void SetPosterImage(Guid? imageId) => PosterImageId = imageId;
+
+    /// <summary>Сбросить все метаданные и отвязать постер (сама картинка остаётся в галерее).</summary>
+    public void ClearMetadata()
+    {
+        MetadataProvider = null;
+        MetadataExternalId = null;
+        Year = null;
+        PosterImageId = null;
+        Description = null;
+    }
+}
diff --git a/backend/src/TeleWave.Domain/Media/MediaSource.cs b/backend/src/TeleWave.Domain/Media/MediaSource.cs
index 0f797ae..5005a67 100644
--- a/backend/src/TeleWave.Domain/Media/MediaSource.cs
+++ b/backend/src/TeleWave.Domain/Media/MediaSource.cs
@@ -1,21 +1,21 @@
-namespace TeleWave.Domain.Media;
-
-/// <summary>Откуда файл попал в хранилище.</summary>
-public enum MediaSource
-{
-    /// <summary>Загружен через админку (chunked/stream upload в uploads/).</summary>
-    Upload,
-
-    /// <summary>Положен вручную в inbox/ и подобран сканером.</summary>
-    Inbox,
-
-    /// <summary>
-    /// Положен в manual/ и выбран руками в админке. Тот же inbox по смыслу — файл так же уходит
-    /// из каталога, — но подхватывается не сканером, а человеком, и сразу привязывается к шоу.
-    /// </summary>
-    ManualInbox = 3,
-
-    /// <summary>Сгенерирован системой (например, ТВ-заставка «Сейчас/Далее»), а не загружен человеком.
-    /// Такие ассеты не показываются в списке медиа и создаются сразу готовыми (нарезка своя).</summary>
-    Generated,
-}
+namespace TeleWave.Domain.Media;
+
+/// <summary>Откуда файл попал в хранилище.</summary>
+public enum MediaSource
+{
+    /// <summary>Загружен через админку (chunked/stream upload в uploads/).</summary>
+    Upload,
+
+    /// <summary>Положен вручную в inbox/ и подобран сканером.</summary>
+    Inbox,
+
+    /// <summary>
+    /// Положен в manual/ и выбран руками в админке. Тот же inbox по смыслу — файл так же уходит
+    /// из каталога, — но подхватывается не сканером, а человеком, и сразу привязывается к шоу.
+    /// </summary>
+    ManualInbox = 3,
+
+    /// <summary>Сгенерирован системой (например, ТВ-заставка «Сейчас/Далее»), а не загружен человеком.
+    /// Такие ассеты не показываются в списке медиа и создаются сразу готовыми (нарезка своя).</summary>
+    Generated,
+}
diff --git a/backend/src/TeleWave.Domain/Programming/Planning/PlanningModels.cs b/backend/src/TeleWave.Domain/Programming/Planning/PlanningModels.cs
index 4a9d010..f688906 100644
--- a/backend/src/TeleWave.Domain/Programming/Planning/PlanningModels.cs
+++ b/backend/src/TeleWave.Domain/Programming/Planning/PlanningModels.cs
@@ -1,221 +1,221 @@
-using TeleWave.Domain.Library;
-
-namespace TeleWave.Domain.Programming.Planning;
-
-/// <summary>
-/// Единица воспроизведения — серия или фильм с готовым ассетом. Планировщик оперирует ими, а не
-/// шоу: у фильма единица одна, у сериала их столько же, сколько серий, у коллекции — сумма по частям.
-/// </summary>
-public sealed record PlanningUnit(Guid MediaAssetId, TimeSpan Duration, Guid ShowId, int UnitIndex);
-
-/// <summary>
-/// Элемент группы, развёрнутый в последовательность единиц. <see cref="LastPlayedUtc"/> — когда он
-/// в последний раз выходил в этом канале; по нему работает остывание.
-/// </summary>
-public sealed record PlanningElement(
-    GroupElementKind Kind,
-    Guid ElementId,
-    int Weight,
-    int Position,
-    IReadOnlyList<PlanningUnit> Units,
-    DateTimeOffset? LastPlayedUtc = null,
-    /// <summary>Категория аудитории (у коллекции — строжайшая из частей); по ней работает детское время.</summary>
-    ShowAudience? Audience = null,
-    /// <summary>Старты недавних показов в этом канале — по ним считается потолок повторов за период.</summary>
-    IReadOnlyList<DateTimeOffset>? RecentPlaysUtc = null
-);
-
-/// <summary>Потолок повторов: не чаще <paramref name="Max"/> раз за <paramref name="WindowDays"/> суток.</summary>
-public sealed record RepeatLimit(int WindowDays, int Max);
-
-/// <summary>Стратегия выбора элемента, приведённая к виду, понятному чистому планировщику.</summary>
-public sealed record PlanningStrategy(
-    SlotStrategyKind Kind,
-    bool RestartOnEnd = true,
-    int CooldownDays = 0,
-    bool IgnoreCooldownWhenExhausted = false,
-    Guid? FixedElementId = null
-);
-
-/// <summary>Как слот выбирает элемент. Дублирует прикладной enum, чтобы домен не зависел от Application.</summary>
-public enum SlotStrategyKind
-{
-    Sequential = 0,
-    RandomWithCooldown = 1,
-    Fixed = 2,
-}
-
-/// <summary>Где остановились в текущем элементе на момент начала прогона.</summary>
-public sealed record PlanningCursor(
-    GroupElementKind? ElementKind,
-    Guid? ElementId,
-    int NextUnitIndex
-);
-
-/// <summary>
-/// Слот, привязанный к конкретному моменту эфира. Применимость слоёв уже разрешена: сюда попадают
-/// только те слоты, которые реально действуют в эти сутки, каждый со своим целевым временем в UTC.
-/// </summary>
-public sealed record PlanningSlot(
-    Guid SlotId,
-    DateTimeOffset TargetStartUtc,
-    int TargetDurationMinutes,
-    SlotKind SlotKind,
-    bool IsAnchor,
-    int MaxDriftMinutes,
-    int? SnapToMinutes,
-    SlotBlockMode BlockMode,
-    int BlockValue,
-    OverflowPolicy OverflowPolicy,
-    PlanningStrategy Strategy,
-    IReadOnlyList<PlanningElement> Elements,
-    PlanningCursor? Cursor,
-    /// <summary>Готовые записи для <see cref="SlotKind.Repeat"/> — что играло в источнике повтора.</summary>
-    IReadOnlyList<PlanningUnit>? RepeatUnits = null,
-    /// <summary>Врезки между единицами внутри блока.</summary>
-    PlanningJunction? JunctionBetween = null,
-    /// <summary>Врезки в конце блока.</summary>
-    PlanningJunction? JunctionAfter = null,
-    /// <summary>Возрастной потолок в это время суток (null — без ограничения). Жёсткий фильтр.</summary>
-    ShowAudience? MaxAudience = null,
-    /// <summary>Потолок повторов за период (null — без ограничения). Жёсткий фильтр.</summary>
-    RepeatLimit? RepeatLimit = null
-)
-{
-    public DateTimeOffset TargetEndUtc => TargetStartUtc.AddMinutes(TargetDurationMinutes);
-}
-
-/// <summary>
-/// Врезка стыка, развёрнутая для планировщика: единицы уже подобраны оркестратором, домену остаётся
-/// решить, сколько их поставить и влезают ли они.
-/// </summary>
-public sealed record PlanningJunctionElement(
-    JunctionElementKind Kind,
-    IReadOnlyList<PlanningUnit> Units,
-    JunctionAmountMode AmountMode,
-    int AmountValue,
-    bool IsRequired,
-    /// <summary>Ставить только при смене элемента (иначе — и между единицами одного).</summary>
-    bool OnlyOnElementChange = false,
-    /// <summary>Не ставить чаще, чем раз в N минут (0 — без ограничения).</summary>
-    int MinMinutesBetween = 0,
-    /// <summary>Блок заставки — ассет рендерится позже, планировщик резервирует длительность.</summary>
-    Guid? BumperTemplateId = null,
-    /// <summary>Длительность резерва под заставку.</summary>
-    TimeSpan BumperDuration = default
-);
-
-/// <summary>Стык: последовательность врезок между программами.</summary>
-public sealed record PlanningJunction(
-    Guid JunctionId,
-    IReadOnlyList<PlanningJunctionElement> Elements
-);
-
-/// <summary>Полный вход одного прогона генератора.</summary>
-public sealed record PlanningInput(
-    Guid ChannelId,
-    DateTimeOffset StartUtc,
-    DateTimeOffset HorizonEndUtc,
-    IReadOnlyList<PlanningSlot> Slots,
-    /// <summary>Чем закрывать место, не покрытое слотами и не заполненное контентом.</summary>
-    IReadOnlyList<PlanningUnit> FallbackUnits,
-    int SegmentSeconds
-);
-
-/// <summary>Одна запись будущей ленты. Трейс пишется здесь же — восстановить его потом невозможно.</summary>
-public sealed record PlannedItem(
-    Guid MediaAssetId,
-    DateTimeOffset StartsAtUtc,
-    DateTimeOffset EndsAtUtc,
-    Guid? ShowId,
-    int? UnitIndex,
-    Guid? SlotId,
-    PlannedItemKind Kind,
-    PlanTrace? Trace = null,
-    /// <summary>Для заставки: блок, пара «из/в» и место под ассет, который отрендерят позже.</summary>
-    Guid? BumperTemplateId = null,
-    Guid? FromShowId = null,
-    Guid? ToShowId = null,
-    /// <summary>Коллекция, частью которой шла единица (null — шоу играло само по себе).</summary>
-    Guid? CollectionId = null
-);
-
-public enum PlannedItemKind
-{
-    Program = 0,
-    Fallback = 1,
-    SignOff = 2,
-    Ad = 3,
-    Promo = 4,
-
-    /// <summary>
-    /// Заставка-переход. Ассет пуст: он зависит от пары соседей и рендерится после того, как лента
-    /// собрана, — планировщик лишь резервирует под неё длительность.
-    /// </summary>
-    Bumper = 5,
-}
-
-/// <summary>Цепочка происхождения записи — питает экран «почему это здесь».</summary>
-public sealed record PlanTrace(
-    Guid? SlotId,
-    SlotKind SlotKind,
-    GroupElementKind? ElementKind,
-    Guid? ElementId,
-    SlotStrategyKind? Strategy,
-    /// <summary>Сколько кандидатов осталось после остывания (null — выбор без остывания).</summary>
-    int? CandidatesAfterCooldown,
-    /// <summary>Насколько фактический старт разошёлся с целевым, минуты.</summary>
-    int DriftMinutes,
-    /// <summary>Старт сдвинут вперёд округлением до круглого времени.</summary>
-    bool Snapped
-);
-
-/// <summary>Новое состояние слота после прогона — оркестратор сохраняет его в БД.</summary>
-public sealed record PlanningCursorUpdate(
-    Guid SlotId,
-    GroupElementKind? ElementKind,
-    Guid? ElementId,
-    int NextUnitIndex
-);
-
-/// <summary>Результат прогона: лента, новые курсоры и предупреждения для админа.</summary>
-public sealed record PlanningResult(
-    IReadOnlyList<PlannedItem> Items,
-    IReadOnlyList<PlanningCursorUpdate> Cursors,
-    IReadOnlyList<PlanningWarning> Warnings
-);
-
-/// <summary>Предупреждение по результату генерации: не ошибка, но админу это видеть нужно.</summary>
-public sealed record PlanningWarning(PlanningWarningKind Kind, Guid? SlotId, string Details);
-
-public enum PlanningWarningKind
-{
-    /// <summary>Слот не дал контента — место закрыл фон.</summary>
-    SlotEmpty = 0,
-
-    /// <summary>Фактический старт ушёл дальше допуска.</summary>
-    DriftExceeded = 1,
-
-    /// <summary>Остывание отсекло всех кандидатов.</summary>
-    CooldownExhausted = 2,
-
-    /// <summary>Не нашлось, что повторить.</summary>
-    RepeatSourceEmpty = 3,
-
-    /// <summary>Пусто даже в фоне — в ленте образуется дыра.</summary>
-    FallbackEmpty = 4,
-
-    /// <summary>Жёсткие фильтры (детское время, потолок повторов) не оставили ни одного кандидата.</summary>
-    CandidatesFiltered = 5,
-
-    // ── Пост-проверки: считаются по готовой ленте и ничего не переигрывают (см. 3.8). ──
-
-    /// <summary>Врезок в часе больше заданного потолка.</summary>
-    BreakLimitExceeded = 6,
-
-    /// <summary>Доля одного жанра за сутки выше заданной.</summary>
-    GenreShareExceeded = 7,
-
-    /// <summary>Фон занял больше эфира, чем считается нормой.</summary>
-    FallbackShareExceeded = 8,
-}
+using TeleWave.Domain.Library;
+
+namespace TeleWave.Domain.Programming.Planning;
+
+/// <summary>
+/// Единица воспроизведения — серия или фильм с готовым ассетом. Планировщик оперирует ими, а не
+/// шоу: у фильма единица одна, у сериала их столько же, сколько серий, у коллекции — сумма по частям.
+/// </summary>
+public sealed record PlanningUnit(Guid MediaAssetId, TimeSpan Duration, Guid ShowId, int UnitIndex);
+
+/// <summary>
+/// Элемент группы, развёрнутый в последовательность единиц. <see cref="LastPlayedUtc"/> — когда он
+/// в последний раз выходил в этом канале; по нему работает остывание.
+/// </summary>
+public sealed record PlanningElement(
+    GroupElementKind Kind,
+    Guid ElementId,
+    int Weight,
+    int Position,
+    IReadOnlyList<PlanningUnit> Units,
+    DateTimeOffset? LastPlayedUtc = null,
+    /// <summary>Категория аудитории (у коллекции — строжайшая из частей); по ней работает детское время.</summary>
+    ShowAudience? Audience = null,
+    /// <summary>Старты недавних показов в этом канале — по ним считается потолок повторов за период.</summary>
+    IReadOnlyList<DateTimeOffset>? RecentPlaysUtc = null
+);
+
+/// <summary>Потолок повторов: не чаще <paramref name="Max"/> раз за <paramref name="WindowDays"/> суток.</summary>
+public sealed record RepeatLimit(int WindowDays, int Max);
+
+/// <summary>Стратегия выбора элемента, приведённая к виду, понятному чистому планировщику.</summary>
+public sealed record PlanningStrategy(
+    SlotStrategyKind Kind,
+    bool RestartOnEnd = true,
+    int CooldownDays = 0,
+    bool IgnoreCooldownWhenExhausted = false,
+    Guid? FixedElementId = null
+);
+
+/// <summary>Как слот выбирает элемент. Дублирует прикладной enum, чтобы домен не зависел от Application.</summary>
+public enum SlotStrategyKind
+{
+    Sequential = 0,
+    RandomWithCooldown = 1,
+    Fixed = 2,
+}
+
+/// <summary>Где остановились в текущем элементе на момент начала прогона.</summary>
+public sealed record PlanningCursor(
+    GroupElementKind? ElementKind,
+    Guid? ElementId,
+    int NextUnitIndex
+);
+
+/// <summary>
+/// Слот, привязанный к конкретному моменту эфира. Применимость слоёв уже разрешена: сюда попадают
+/// только те слоты, которые реально действуют в эти сутки, каждый со своим целевым временем в UTC.
+/// </summary>
+public sealed record PlanningSlot(
+    Guid SlotId,
+    DateTimeOffset TargetStartUtc,
+    int TargetDurationMinutes,
+    SlotKind SlotKind,
+    bool IsAnchor,
+    int MaxDriftMinutes,
+    int? SnapToMinutes,
+    SlotBlockMode BlockMode,
+    int BlockValue,
+    OverflowPolicy OverflowPolicy,
+    PlanningStrategy Strategy,
+    IReadOnlyList<PlanningElement> Elements,
+    PlanningCursor? Cursor,
+    /// <summary>Готовые записи для <see cref="SlotKind.Repeat"/> — что играло в источнике повтора.</summary>
+    IReadOnlyList<PlanningUnit>? RepeatUnits = null,
+    /// <summary>Врезки между единицами внутри блока.</summary>
+    PlanningJunction? JunctionBetween = null,
+    /// <summary>Врезки в конце блока.</summary>
+    PlanningJunction? JunctionAfter = null,
+    /// <summary>Возрастной потолок в это время суток (null — без ограничения). Жёсткий фильтр.</summary>
+    ShowAudience? MaxAudience = null,
+    /// <summary>Потолок повторов за период (null — без ограничения). Жёсткий фильтр.</summary>
+    RepeatLimit? RepeatLimit = null
+)
+{
+    public DateTimeOffset TargetEndUtc => TargetStartUtc.AddMinutes(TargetDurationMinutes);
+}
+
+/// <summary>
+/// Врезка стыка, развёрнутая для планировщика: единицы уже подобраны оркестратором, домену остаётся
+/// решить, сколько их поставить и влезают ли они.
+/// </summary>
+public sealed record PlanningJunctionElement(
+    JunctionElementKind Kind,
+    IReadOnlyList<PlanningUnit> Units,
+    JunctionAmountMode AmountMode,
+    int AmountValue,
+    bool IsRequired,
+    /// <summary>Ставить только при смене элемента (иначе — и между единицами одного).</summary>
+    bool OnlyOnElementChange = false,
+    /// <summary>Не ставить чаще, чем раз в N минут (0 — без ограничения).</summary>
+    int MinMinutesBetween = 0,
+    /// <summary>Блок заставки — ассет рендерится позже, планировщик резервирует длительность.</summary>
+    Guid? BumperTemplateId = null,
+    /// <summary>Длительность резерва под заставку.</summary>
+    TimeSpan BumperDuration = default
+);
+
+/// <summary>Стык: последовательность врезок между программами.</summary>
+public sealed record PlanningJunction(
+    Guid JunctionId,
+    IReadOnlyList<PlanningJunctionElement> Elements
+);
+
+/// <summary>Полный вход одного прогона генератора.</summary>
+public sealed record PlanningInput(
+    Guid ChannelId,
+    DateTimeOffset StartUtc,
+    DateTimeOffset HorizonEndUtc,
+    IReadOnlyList<PlanningSlot> Slots,
+    /// <summary>Чем закрывать место, не покрытое слотами и не заполненное контентом.</summary>
+    IReadOnlyList<PlanningUnit> FallbackUnits,
+    int SegmentSeconds
+);
+
+/// <summary>Одна запись будущей ленты. Трейс пишется здесь же — восстановить его потом невозможно.</summary>
+public sealed record PlannedItem(
+    Guid MediaAssetId,
+    DateTimeOffset StartsAtUtc,
+    DateTimeOffset EndsAtUtc,
+    Guid? ShowId,
+    int? UnitIndex,
+    Guid? SlotId,
+    PlannedItemKind Kind,
+    PlanTrace? Trace = null,
+    /// <summary>Для заставки: блок, пара «из/в» и место под ассет, который отрендерят позже.</summary>
+    Guid? BumperTemplateId = null,
+    Guid? FromShowId = null,
+    Guid? ToShowId = null,
+    /// <summary>Коллекция, частью которой шла единица (null — шоу играло само по себе).</summary>
+    Guid? CollectionId = null
+);
+
+public enum PlannedItemKind
+{
+    Program = 0,
+    Fallback = 1,
+    SignOff = 2,
+    Ad = 3,
+    Promo = 4,
+
+    /// <summary>
+    /// Заставка-переход. Ассет пуст: он зависит от пары соседей и рендерится после того, как лента
+    /// собрана, — планировщик лишь резервирует под неё длительность.
+    /// </summary>
+    Bumper = 5,
+}
+
+/// <summary>Цепочка происхождения записи — питает экран «почему это здесь».</summary>
+public sealed record PlanTrace(
+    Guid? SlotId,
+    SlotKind SlotKind,
+    GroupElementKind? ElementKind,
+    Guid? ElementId,
+    SlotStrategyKind? Strategy,
+    /// <summary>Сколько кандидатов осталось после остывания (null — выбор без остывания).</summary>
+    int? CandidatesAfterCooldown,
+    /// <summary>Насколько фактический старт разошёлся с целевым, минуты.</summary>
+    int DriftMinutes,
+    /// <summary>Старт сдвинут вперёд округлением до круглого времени.</summary>
+    bool Snapped
+);
+
+/// <summary>Новое состояние слота после прогона — оркестратор сохраняет его в БД.</summary>
+public sealed record PlanningCursorUpdate(
+    Guid SlotId,
+    GroupElementKind? ElementKind,
+    Guid? ElementId,
+    int NextUnitIndex
+);
+
+/// <summary>Результат прогона: лента, новые курсоры и предупреждения для админа.</summary>
+public sealed record PlanningResult(
+    IReadOnlyList<PlannedItem> Items,
+    IReadOnlyList<PlanningCursorUpdate> Cursors,
+    IReadOnlyList<PlanningWarning> Warnings
+);
+
+/// <summary>Предупреждение по результату генерации: не ошибка, но админу это видеть нужно.</summary>
+public sealed record PlanningWarning(PlanningWarningKind Kind, Guid? SlotId, string Details);
+
+public enum PlanningWarningKind
+{
+    /// <summary>Слот не дал контента — место закрыл фон.</summary>
+    SlotEmpty = 0,
+
+    /// <summary>Фактический старт ушёл дальше допуска.</summary>
+    DriftExceeded = 1,
+
+    /// <summary>Остывание отсекло всех кандидатов.</summary>
+    CooldownExhausted = 2,
+
+    /// <summary>Не нашлось, что повторить.</summary>
+    RepeatSourceEmpty = 3,
+
+    /// <summary>Пусто даже в фоне — в ленте образуется дыра.</summary>
+    FallbackEmpty = 4,
+
+    /// <summary>Жёсткие фильтры (детское время, потолок повторов) не оставили ни одного кандидата.</summary>
+    CandidatesFiltered = 5,
+
+    // ── Пост-проверки: считаются по готовой ленте и ничего не переигрывают (см. 3.8). ──
+
+    /// <summary>Врезок в часе больше заданного потолка.</summary>
+    BreakLimitExceeded = 6,
+
+    /// <summary>Доля одного жанра за сутки выше заданной.</summary>
+    GenreShareExceeded = 7,
+
+    /// <summary>Фон занял больше эфира, чем считается нормой.</summary>
+    FallbackShareExceeded = 8,
+}
diff --git a/backend/src/TeleWave.Domain/Programming/Planning/SchedulePlanner.cs b/backend/src/TeleWave.Domain/Programming/Planning/SchedulePlanner.cs
index 503a514..6fb1150 100644
--- a/backend/src/TeleWave.Domain/Programming/Planning/SchedulePlanner.cs
+++ b/backend/src/TeleWave.Domain/Programming/Planning/SchedulePlanner.cs
@@ -1,465 +1,465 @@
-using TeleWave.Domain.Broadcast.Scheduling;
-
-namespace TeleWave.Domain.Programming.Planning;
-
-/// <summary>
-/// Чистая эфирная математика: разворачивает сетку в непрерывную ленту от <see cref="PlanningInput.StartUtc"/>
-/// до горизонта. Без БД, ФС и ffmpeg — полностью юнит-тестируемо.
-///
-/// Сетка эластичная: времена слотов — цели, а не границы. Контент идёт встык, слот исчерпывается по
-/// бюджету, расхождение переносится дальше. Опорные точки держат якоря (жёсткий старт, перед которым
-/// не начинают то, что через него перелезет) и мягкое округление (сдвиг старта до круглого времени).
-/// </summary>
-public static class SchedulePlanner
-{
-    private const int IterationBackstop = 100_000;
-
-    /// <summary>
-    /// Накопители одного прогона: собираемая лента, новые курсоры слотов, предупреждения, история
-    /// врезок и шоу последней поставленной единицы. Всё это протаскивалось через сигнатуры десятком
-    /// параметров (включая <c>ref</c>), хотя принадлежит прогону целиком, а не отдельному шагу.
-    ///
-    /// История врезок общая на прогон намеренно: «не чаще раза в полчаса» должно работать и через
-    /// границу слота.
-    /// </summary>
-    private sealed class PlanningRun(PlanningInput input, IRandomSource random)
-    {
-        public PlanningInput Input { get; } = input;
-        public IRandomSource Random { get; } = random;
-        public List<PlannedItem> Items { get; } = [];
-        public List<PlanningCursorUpdate> Cursors { get; } = [];
-        public List<PlanningWarning> Warnings { get; } = [];
-        public JunctionHistory Junctions { get; } = new();
-
-        /// <summary>Шоу последней поставленной единицы — по нему стык понимает, сменился ли элемент.</summary>
-        public Guid? PreviousShowId { get; set; }
-    }
-
-    public static PlanningResult Plan(PlanningInput input, IRandomSource random)
-    {
-        var run = new PlanningRun(input, random);
-
-        var slots = input.Slots.OrderBy(s => s.TargetStartUtc).ToList();
-        var cursor = input.StartUtc;
-        var iterations = 0;
-
-        for (var i = 0; i < slots.Count && cursor < input.HorizonEndUtc; i++)
-        {
-            if (iterations++ > IterationBackstop)
-                break;
-
-            var slot = slots[i];
-
-            // Слот, чьё окно целиком в прошлом относительно курсора, пропускаем: догонять уже нечего,
-            // а поставив его сейчас, мы сдвинули бы всё последующее ещё дальше.
-            if (slot.TargetEndUtc <= cursor)
-                continue;
-
-            var nextAnchor = FindNextAnchor(slots, i + 1);
-
-            cursor = OpenSlot(slot, cursor, run, out var trace);
-            if (cursor >= input.HorizonEndUtc)
-                break;
-
-            cursor = FillSlot(slot, cursor, nextAnchor, trace, run);
-        }
-
-        // Хвост до горизонта закрывает фон: лента обязана быть непрерывной, иначе живой край
-        // упрётся в дыру.
-        if (cursor < input.HorizonEndUtc)
-            cursor = FillWithFallback(cursor, input.HorizonEndUtc, run, null);
-
-        if (cursor < input.HorizonEndUtc && input.FallbackUnits.Count == 0)
-            run.Warnings.Add(
-                new PlanningWarning(
-                    PlanningWarningKind.FallbackEmpty,
-                    null,
-                    "Нет ни одной единицы для заполнения пауз — в ленте останутся дыры."
-                )
-            );
-
-        return new PlanningResult(run.Items, run.Cursors, run.Warnings);
-    }
-
-    /// <summary>
-    /// Подводит курсор к старту слота: добирает фоном до якоря либо до круглой отметки. Возвращает
-    /// фактический старт и заполняет трейс сведениями о дрейфе.
-    /// </summary>
-    private static DateTimeOffset OpenSlot(
-        PlanningSlot slot,
-        DateTimeOffset cursor,
-        PlanningRun run,
-        out PlanTrace trace
-    )
-    {
-        var snapped = false;
-
-        if (cursor < slot.TargetStartUtc)
-        {
-            // До целевого времени ещё есть место — закрываем его фоном. Для якоря это обязательно,
-            // для обычного слота тоже: иначе он начнётся раньше объявленного в программе времени.
-            cursor = FillWithFallback(cursor, slot.TargetStartUtc, run, slot.SlotId);
-        }
-        else if (slot.SnapToMinutes is { } snap && snap > 0)
-        {
-            // Слот опаздывает. Округление мягкое: если добирать пришлось бы дольше допуска, лучше
-            // начать в 19:47, чем девять минут крутить фон.
-            var target = RoundUp(cursor, TimeSpan.FromMinutes(snap));
-            if (target - cursor <= TimeSpan.FromMinutes(slot.MaxDriftMinutes))
-            {
-                var afterFill = FillWithFallback(cursor, target, run, slot.SlotId);
-                snapped = afterFill > cursor;
-                cursor = afterFill;
-            }
-        }
-
-        var drift = (int)Math.Round((cursor - slot.TargetStartUtc).TotalMinutes);
-        if (Math.Abs(drift) > slot.MaxDriftMinutes)
-            run.Warnings.Add(
-                new PlanningWarning(
-                    PlanningWarningKind.DriftExceeded,
-                    slot.SlotId,
-                    $"Фактический старт разошёлся с целевым на {drift} мин."
-                )
-            );
-
-        trace = new PlanTrace(slot.SlotId, slot.SlotKind, null, null, null, null, drift, snapped);
-        return cursor;
-    }
-
-    /// <summary>Наполняет слот по его типу и возвращает курсор после него.</summary>
-    private static DateTimeOffset FillSlot(
-        PlanningSlot slot,
-        DateTimeOffset cursor,
-        DateTimeOffset? nextAnchor,
-        PlanTrace trace,
-        PlanningRun run
-    )
-    {
-        var limit = Min(run.Input.HorizonEndUtc, nextAnchor);
-
-        switch (slot.SlotKind)
-        {
-            case SlotKind.SignOff:
-                // Конец вещания: место занимает зацикленный фон, но в программе это помечено особо.
-                return FillWithFallback(
-                    cursor,
-                    Min(slot.TargetEndUtc, limit),
-                    run,
-                    slot.SlotId,
-                    PlannedItemKind.SignOff,
-                    trace
-                );
-
-            case SlotKind.Repeat:
-                return FillRepeat(slot, cursor, limit, trace, run);
-
-            default:
-                return FillContent(slot, cursor, limit, trace, run);
-        }
-    }
-
-    private static DateTimeOffset FillRepeat(
-        PlanningSlot slot,
-        DateTimeOffset cursor,
-        DateTimeOffset limit,
-        PlanTrace trace,
-        PlanningRun run
-    )
-    {
-        var units = slot.RepeatUnits ?? [];
-        if (units.Count == 0)
-        {
-            run.Warnings.Add(
-                new PlanningWarning(
-                    PlanningWarningKind.RepeatSourceEmpty,
-                    slot.SlotId,
-                    "В источнике повтора ничего не нашлось — слот закрыт фоном."
-                )
-            );
-            return FillWithFallback(cursor, Min(slot.TargetEndUtc, limit), run, slot.SlotId);
-        }
-
-        var slotEnd = Min(slot.TargetEndUtc, limit);
-        foreach (var unit in units)
-        {
-            if (cursor + unit.Duration > slotEnd)
-                break;
-            run.Items.Add(Program(unit, cursor, slot.SlotId, trace));
-            cursor += unit.Duration;
-        }
-
-        return cursor;
-    }
-
-    private static DateTimeOffset FillContent(
-        PlanningSlot slot,
-        DateTimeOffset cursor,
-        DateTimeOffset limit,
-        PlanTrace trace,
-        PlanningRun run
-    )
-    {
-        var pick = ElementSelector.Select(slot, cursor, run.Random);
-        if (pick is null)
-        {
-            run.Warnings.Add(NoCandidatesWarning(slot));
-            return FillWithFallback(cursor, Min(slot.TargetEndUtc, limit), run, slot.SlotId);
-        }
-
-        if (pick.CooldownExhausted)
-            run.Warnings.Add(
-                new PlanningWarning(
-                    PlanningWarningKind.CooldownExhausted,
-                    slot.SlotId,
-                    "Остывание отсекло всех кандидатов — взят самый давний."
-                )
-            );
-
-        var element = pick.Element;
-        var slotTrace = trace with
-        {
-            ElementKind = element.Kind,
-            ElementId = element.ElementId,
-            Strategy = slot.Strategy.Kind,
-            CandidatesAfterCooldown = pick.CandidatesAfterCooldown,
-        };
-
-        var unitIndex = pick.StartUnitIndex;
-        var budgetEnd = Min(slot.TargetEndUtc, limit);
-        var placed = 0;
-        var accumulated = TimeSpan.Zero;
-
-        // SkipIfNotFits решается до постановки: если элемент целиком не помещается, слот не начинают.
-        if (
-            slot.OverflowPolicy == OverflowPolicy.SkipIfNotFits
-            && !FitsEntirely(element, unitIndex, cursor, budgetEnd)
-        )
-        {
-            run.Cursors.Add(CursorUpdate(slot, element, unitIndex));
-            return FillWithFallback(cursor, budgetEnd, run, slot.SlotId);
-        }
-
-        while (unitIndex < element.Units.Count && cursor < limit)
-        {
-            var unit = element.Units[unitIndex];
-
-            // Врезки между единицами: перед каждой, кроме первой в блоке.
-            if (placed > 0)
-                cursor = JunctionFiller.Fill(
-                    slot.JunctionBetween,
-                    cursor,
-                    limit,
-                    new JunctionPlacement(
-                        slot.SlotId,
-                        run.PreviousShowId,
-                        unit.ShowId,
-                        ElementChanged: run.PreviousShowId != unit.ShowId
-                    ),
-                    run.Junctions,
-                    run.Items,
-                    slotTrace
-                );
-
-            // Через якорь не перелезаем: то, что не влезает до него, не начинают вовсе.
-            if (cursor + unit.Duration > limit)
-                break;
-
-            if (!WithinBudget(slot, placed, accumulated, cursor, unit, budgetEnd))
-                break;
-
-            run.Items.Add(Program(unit, cursor, slot.SlotId, slotTrace, CollectionOf(element)));
-            cursor += unit.Duration;
-            accumulated += unit.Duration;
-            unitIndex++;
-            placed++;
-            run.PreviousShowId = unit.ShowId;
-        }
-
-        // Врезки в конце блока ставятся до добора фоном: иначе реклама оказалась бы после заполнителя.
-        if (placed > 0)
-            cursor = JunctionFiller.Fill(
-                slot.JunctionAfter,
-                cursor,
-                limit,
-                new JunctionPlacement(slot.SlotId, run.PreviousShowId, null, ElementChanged: true),
-                run.Junctions,
-                run.Items,
-                slotTrace
-            );
-
-        run.Cursors.Add(CursorUpdate(slot, element, unitIndex));
-
-        // Недобор до целевого конца закрываем фоном — только для слотов, чей бюджет привязан ко времени.
-        if (slot.BlockMode == SlotBlockMode.FillSlot && cursor < budgetEnd)
-            cursor = FillWithFallback(cursor, budgetEnd, run, slot.SlotId);
-
-        return cursor;
-    }
-
-    /// <summary>
-    /// Почему слот остался без контента. Пустая группа и отсечённая фильтром — разные беды: во втором
-    /// случае контент есть, но не подходит по правилам, и админу надо чинить правило, а не состав
-    /// группы.
-    /// </summary>
-    private static PlanningWarning NoCandidatesWarning(PlanningSlot slot)
-    {
-        var hasPlayable = slot.Elements.Any(e => e.Units.Count > 0);
-        var hasAllowed = slot.Elements.Any(e =>
-            e.Units.Count > 0 && ElementSelector.IsAllowedByAudience(slot, e)
-        );
-
-        return hasPlayable && !hasAllowed
-            ? new PlanningWarning(
-                PlanningWarningKind.CandidatesFiltered,
-                slot.SlotId,
-                "Возрастной потолок отсёк всех кандидатов — место закрыл фон."
-            )
-            : new PlanningWarning(
-                PlanningWarningKind.SlotEmpty,
-                slot.SlotId,
-                "Слот не дал контента — место закрыл фон."
-            );
-    }
-
-    /// <summary>
-    /// Влезает ли ещё одна единица в бюджет слота. <see cref="OverflowPolicy.ExtendSlot"/> бюджет
-    /// игнорирует: элемент доигрывается целиком, а разбег подберёт ближайший якорь.
-    /// </summary>
-    private static bool WithinBudget(
-        PlanningSlot slot,
-        int placed,
-        TimeSpan accumulated,
-        DateTimeOffset cursor,
-        PlanningUnit unit,
-        DateTimeOffset budgetEnd
-    )
-    {
-        if (slot.OverflowPolicy == OverflowPolicy.ExtendSlot)
-            return true;
-
-        return slot.BlockMode switch
-        {
-            SlotBlockMode.Count => placed < Math.Max(1, slot.BlockValue),
-            // Последняя единица входит целиком: обрезать видеофайл нельзя.
-            SlotBlockMode.Duration => accumulated
-                < TimeSpan.FromMinutes(Math.Max(1, slot.BlockValue)),
-            _ => cursor + unit.Duration <= budgetEnd,
-        };
-    }
-
-    private static bool FitsEntirely(
-        PlanningElement element,
-        int fromUnitIndex,
-        DateTimeOffset cursor,
-        DateTimeOffset budgetEnd
-    )
-    {
-        var total = element
-            .Units.Skip(fromUnitIndex)
-            .Aggregate(TimeSpan.Zero, (sum, unit) => sum + unit.Duration);
-        return cursor + total <= budgetEnd;
-    }
-
-    /// <summary>
-    /// Закрывает интервал зацикленными единицами фона. Ставит только те, что влезают целиком:
-    /// обрезать нельзя, а перехлёст сдвинул бы следующий якорь. Остаток короче одной единицы
-    /// остаётся незакрытым — раздача покажет там аварийный филлер канала.
-    /// </summary>
-    private static DateTimeOffset FillWithFallback(
-        DateTimeOffset from,
-        DateTimeOffset until,
-        PlanningRun run,
-        Guid? slotId,
-        PlannedItemKind kind = PlannedItemKind.Fallback,
-        PlanTrace? trace = null
-    )
-    {
-        var fallback = run.Input.FallbackUnits;
-        if (fallback.Count == 0 || until <= from)
-            return from;
-
-        var cursor = from;
-        var index = 0;
-        var guard = 0;
-
-        while (cursor < until && guard++ < IterationBackstop)
-        {
-            var unit = fallback[index % fallback.Count];
-            index++;
-
-            if (unit.Duration <= TimeSpan.Zero || cursor + unit.Duration > until)
-                break;
-
-            run.Items.Add(
-                new PlannedItem(
-                    unit.MediaAssetId,
-                    cursor,
-                    cursor + unit.Duration,
-                    null,
-                    null,
-                    slotId,
-                    kind,
-                    trace
-                )
-            );
-            cursor += unit.Duration;
-        }
-
-        return cursor;
-    }
-
-    /// <summary>Коллекция элемента или null, если в эфир шло отдельное шоу.</summary>
-    private static Guid? CollectionOf(PlanningElement element) =>
-        element.Kind == GroupElementKind.Collection ? element.ElementId : null;
-
-    private static PlannedItem Program(
-        PlanningUnit unit,
-        DateTimeOffset start,
-        Guid slotId,
-        PlanTrace trace,
-        Guid? collectionId = null
-    ) =>
-        new(
-            unit.MediaAssetId,
-            start,
-            start + unit.Duration,
-            unit.ShowId,
-            unit.UnitIndex,
-            slotId,
-            PlannedItemKind.Program,
-            trace,
-            CollectionId: collectionId
-        );
-
-    private static PlanningCursorUpdate CursorUpdate(
-        PlanningSlot slot,
-        PlanningElement element,
-        int nextUnitIndex
-    ) => new(slot.SlotId, element.Kind, element.ElementId, nextUnitIndex);
-
-    /// <summary>Ближайший якорь среди последующих слотов — до него нельзя перелезать контентом.</summary>
-    private static DateTimeOffset? FindNextAnchor(IReadOnlyList<PlanningSlot> slots, int fromIndex)
-    {
-        for (var i = fromIndex; i < slots.Count; i++)
-            if (slots[i].IsAnchor)
-                return slots[i].TargetStartUtc;
-        return null;
-    }
-
-    private static DateTimeOffset Min(DateTimeOffset value, DateTimeOffset? other) =>
-        other is { } o && o < value ? o : value;
-
-    private static DateTimeOffset Min(DateTimeOffset a, DateTimeOffset b) => a < b ? a : b;
-
-    /// <summary>Округление момента вверх до кратного шага — от начала суток UTC.</summary>
-    private static DateTimeOffset RoundUp(DateTimeOffset moment, TimeSpan step)
-    {
-        if (step <= TimeSpan.Zero)
-            return moment;
-
-        var ticks = step.Ticks;
-        var remainder = moment.UtcTicks % ticks;
-        return remainder == 0 ? moment : moment.AddTicks(ticks - remainder);
-    }
-}
+using TeleWave.Domain.Broadcast.Scheduling;
+
+namespace TeleWave.Domain.Programming.Planning;
+
+/// <summary>
+/// Чистая эфирная математика: разворачивает сетку в непрерывную ленту от <see cref="PlanningInput.StartUtc"/>
+/// до горизонта. Без БД, ФС и ffmpeg — полностью юнит-тестируемо.
+///
+/// Сетка эластичная: времена слотов — цели, а не границы. Контент идёт встык, слот исчерпывается по
+/// бюджету, расхождение переносится дальше. Опорные точки держат якоря (жёсткий старт, перед которым
+/// не начинают то, что через него перелезет) и мягкое округление (сдвиг старта до круглого времени).
+/// </summary>
+public static class SchedulePlanner
+{
+    private const int IterationBackstop = 100_000;
+
+    /// <summary>
+    /// Накопители одного прогона: собираемая лента, новые курсоры слотов, предупреждения, история
+    /// врезок и шоу последней поставленной единицы. Всё это протаскивалось через сигнатуры десятком
+    /// параметров (включая <c>ref</c>), хотя принадлежит прогону целиком, а не отдельному шагу.
+    ///
+    /// История врезок общая на прогон намеренно: «не чаще раза в полчаса» должно работать и через
+    /// границу слота.
+    /// </summary>
+    private sealed class PlanningRun(PlanningInput input, IRandomSource random)
+    {
+        public PlanningInput Input { get; } = input;
+        public IRandomSource Random { get; } = random;
+        public List<PlannedItem> Items { get; } = [];
+        public List<PlanningCursorUpdate> Cursors { get; } = [];
+        public List<PlanningWarning> Warnings { get; } = [];
+        public JunctionHistory Junctions { get; } = new();
+
+        /// <summary>Шоу последней поставленной единицы — по нему стык понимает, сменился ли элемент.</summary>
+        public Guid? PreviousShowId { get; set; }
+    }
+
+    public static PlanningResult Plan(PlanningInput input, IRandomSource random)
+    {
+        var run = new PlanningRun(input, random);
+
+        var slots = input.Slots.OrderBy(s => s.TargetStartUtc).ToList();
+        var cursor = input.StartUtc;
+        var iterations = 0;
+
+        for (var i = 0; i < slots.Count && cursor < input.HorizonEndUtc; i++)
+        {
+            if (iterations++ > IterationBackstop)
+                break;
+
+            var slot = slots[i];
+
+            // Слот, чьё окно целиком в прошлом относительно курсора, пропускаем: догонять уже нечего,
+            // а поставив его сейчас, мы сдвинули бы всё последующее ещё дальше.
+            if (slot.TargetEndUtc <= cursor)
+                continue;
+
+            var nextAnchor = FindNextAnchor(slots, i + 1);
+
+            cursor = OpenSlot(slot, cursor, run, out var trace);
+            if (cursor >= input.HorizonEndUtc)
+                break;
+
+            cursor = FillSlot(slot, cursor, nextAnchor, trace, run);
+        }
+
+        // Хвост до горизонта закрывает фон: лента обязана быть непрерывной, иначе живой край
+        // упрётся в дыру.
+        if (cursor < input.HorizonEndUtc)
+            cursor = FillWithFallback(cursor, input.HorizonEndUtc, run, null);
+
+        if (cursor < input.HorizonEndUtc && input.FallbackUnits.Count == 0)
+            run.Warnings.Add(
+                new PlanningWarning(
+                    PlanningWarningKind.FallbackEmpty,
+                    null,
+                    "Нет ни одной единицы для заполнения пауз — в ленте останутся дыры."
+                )
+            );
+
+        return new PlanningResult(run.Items, run.Cursors, run.Warnings);
+    }
+
+    /// <summary>
+    /// Подводит курсор к старту слота: добирает фоном до якоря либо до круглой отметки. Возвращает
+    /// фактический старт и заполняет трейс сведениями о дрейфе.
+    /// </summary>
+    private static DateTimeOffset OpenSlot(
+        PlanningSlot slot,
+        DateTimeOffset cursor,
+        PlanningRun run,
+        out PlanTrace trace
+    )
+    {
+        var snapped = false;
+
+        if (cursor < slot.TargetStartUtc)
+        {
+            // До целевого времени ещё есть место — закрываем его фоном. Для якоря это обязательно,
+            // для обычного слота тоже: иначе он начнётся раньше объявленного в программе времени.
+            cursor = FillWithFallback(cursor, slot.TargetStartUtc, run, slot.SlotId);
+        }
+        else if (slot.SnapToMinutes is { } snap && snap > 0)
+        {
+            // Слот опаздывает. Округление мягкое: если добирать пришлось бы дольше допуска, лучше
+            // начать в 19:47, чем девять минут крутить фон.
+            var target = RoundUp(cursor, TimeSpan.FromMinutes(snap));
+            if (target - cursor <= TimeSpan.FromMinutes(slot.MaxDriftMinutes))
+            {
+                var afterFill = FillWithFallback(cursor, target, run, slot.SlotId);
+                snapped = afterFill > cursor;
+                cursor = afterFill;
+            }
+        }
+
+        var drift = (int)Math.Round((cursor - slot.TargetStartUtc).TotalMinutes);
+        if (Math.Abs(drift) > slot.MaxDriftMinutes)
+            run.Warnings.Add(
+                new PlanningWarning(
+                    PlanningWarningKind.DriftExceeded,
+                    slot.SlotId,
+                    $"Фактический старт разошёлся с целевым на {drift} мин."
+                )
+            );
+
+        trace = new PlanTrace(slot.SlotId, slot.SlotKind, null, null, null, null, drift, snapped);
+        return cursor;
+    }
+
+    /// <summary>Наполняет слот по его типу и возвращает курсор после него.</summary>
+    private static DateTimeOffset FillSlot(
+        PlanningSlot slot,
+        DateTimeOffset cursor,
+        DateTimeOffset? nextAnchor,
+        PlanTrace trace,
+        PlanningRun run
+    )
+    {
+        var limit = Min(run.Input.HorizonEndUtc, nextAnchor);
+
+        switch (slot.SlotKind)
+        {
+            case SlotKind.SignOff:
+                // Конец вещания: место занимает зацикленный фон, но в программе это помечено особо.
+                return FillWithFallback(
+                    cursor,
+                    Min(slot.TargetEndUtc, limit),
+                    run,
+                    slot.SlotId,
+                    PlannedItemKind.SignOff,
+                    trace
+                );
+
+            case SlotKind.Repeat:
+                return FillRepeat(slot, cursor, limit, trace, run);
+
+            default:
+                return FillContent(slot, cursor, limit, trace, run);
+        }
+    }
+
+    private static DateTimeOffset FillRepeat(
+        PlanningSlot slot,
+        DateTimeOffset cursor,
+        DateTimeOffset limit,
+        PlanTrace trace,
+        PlanningRun run
+    )
+    {
+        var units = slot.RepeatUnits ?? [];
+        if (units.Count == 0)
+        {
+            run.Warnings.Add(
+                new PlanningWarning(
+                    PlanningWarningKind.RepeatSourceEmpty,
+                    slot.SlotId,
+                    "В источнике повтора ничего не нашлось — слот закрыт фоном."
+                )
+            );
+            return FillWithFallback(cursor, Min(slot.TargetEndUtc, limit), run, slot.SlotId);
+        }
+
+        var slotEnd = Min(slot.TargetEndUtc, limit);
+        foreach (var unit in units)
+        {
+            if (cursor + unit.Duration > slotEnd)
+                break;
+            run.Items.Add(Program(unit, cursor, slot.SlotId, trace));
+            cursor += unit.Duration;
+        }
+
+        return cursor;
+    }
+
+    private static DateTimeOffset FillContent(
+        PlanningSlot slot,
+        DateTimeOffset cursor,
+        DateTimeOffset limit,
+        PlanTrace trace,
+        PlanningRun run
+    )
+    {
+        var pick = ElementSelector.Select(slot, cursor, run.Random);
+        if (pick is null)
+        {
+            run.Warnings.Add(NoCandidatesWarning(slot));
+            return FillWithFallback(cursor, Min(slot.TargetEndUtc, limit), run, slot.SlotId);
+        }
+
+        if (pick.CooldownExhausted)
+            run.Warnings.Add(
+                new PlanningWarning(
+                    PlanningWarningKind.CooldownExhausted,
+                    slot.SlotId,
+                    "Остывание отсекло всех кандидатов — взят самый давний."
+                )
+            );
+
+        var element = pick.Element;
+        var slotTrace = trace with
+        {
+            ElementKind = element.Kind,
+            ElementId = element.ElementId,
+            Strategy = slot.Strategy.Kind,
+            CandidatesAfterCooldown = pick.CandidatesAfterCooldown,
+        };
+
+        var unitIndex = pick.StartUnitIndex;
+        var budgetEnd = Min(slot.TargetEndUtc, limit);
+        var placed = 0;
+        var accumulated = TimeSpan.Zero;
+
+        // SkipIfNotFits решается до постановки: если элемент целиком не помещается, слот не начинают.
+        if (
+            slot.OverflowPolicy == OverflowPolicy.SkipIfNotFits
+            && !FitsEntirely(element, unitIndex, cursor, budgetEnd)
+        )
+        {
+            run.Cursors.Add(CursorUpdate(slot, element, unitIndex));
+            return FillWithFallback(cursor, budgetEnd, run, slot.SlotId);
+        }
+
+        while (unitIndex < element.Units.Count && cursor < limit)
+        {
+            var unit = element.Units[unitIndex];
+
+            // Врезки между единицами: перед каждой, кроме первой в блоке.
+            if (placed > 0)
+                cursor = JunctionFiller.Fill(
+                    slot.JunctionBetween,
+                    cursor,
+                    limit,
+                    new JunctionPlacement(
+                        slot.SlotId,
+                        run.PreviousShowId,
+                        unit.ShowId,
+                        ElementChanged: run.PreviousShowId != unit.ShowId
+                    ),
+                    run.Junctions,
+                    run.Items,
+                    slotTrace
+                );
+
+            // Через якорь не перелезаем: то, что не влезает до него, не начинают вовсе.
+            if (cursor + unit.Duration > limit)
+                break;
+
+            if (!WithinBudget(slot, placed, accumulated, cursor, unit, budgetEnd))
+                break;
+
+            run.Items.Add(Program(unit, cursor, slot.SlotId, slotTrace, CollectionOf(element)));
+            cursor += unit.Duration;
+            accumulated += unit.Duration;
+            unitIndex++;
+            placed++;
+            run.PreviousShowId = unit.ShowId;
+        }
+
+        // Врезки в конце блока ставятся до добора фоном: иначе реклама оказалась бы после заполнителя.
+        if (placed > 0)
+            cursor = JunctionFiller.Fill(
+                slot.JunctionAfter,
+                cursor,
+                limit,
+                new JunctionPlacement(slot.SlotId, run.PreviousShowId, null, ElementChanged: true),
+                run.Junctions,
+                run.Items,
+                slotTrace
+            );
+
+        run.Cursors.Add(CursorUpdate(slot, element, unitIndex));
+
+        // Недобор до целевого конца закрываем фоном — только для слотов, чей бюджет привязан ко времени.
+        if (slot.BlockMode == SlotBlockMode.FillSlot && cursor < budgetEnd)
+            cursor = FillWithFallback(cursor, budgetEnd, run, slot.SlotId);
+
+        return cursor;
+    }
+
+    /// <summary>
+    /// Почему слот остался без контента. Пустая группа и отсечённая фильтром — разные беды: во втором
+    /// случае контент есть, но не подходит по правилам, и админу надо чинить правило, а не состав
+    /// группы.
+    /// </summary>
+    private static PlanningWarning NoCandidatesWarning(PlanningSlot slot)
+    {
+        var hasPlayable = slot.Elements.Any(e => e.Units.Count > 0);
+        var hasAllowed = slot.Elements.Any(e =>
+            e.Units.Count > 0 && ElementSelector.IsAllowedByAudience(slot, e)
+        );
+
+        return hasPlayable && !hasAllowed
+            ? new PlanningWarning(
+                PlanningWarningKind.CandidatesFiltered,
+                slot.SlotId,
+                "Возрастной потолок отсёк всех кандидатов — место закрыл фон."
+            )
+            : new PlanningWarning(
+                PlanningWarningKind.SlotEmpty,
+                slot.SlotId,
+                "Слот не дал контента — место закрыл фон."
+            );
+    }
+
+    /// <summary>
+    /// Влезает ли ещё одна единица в бюджет слота. <see cref="OverflowPolicy.ExtendSlot"/> бюджет
+    /// игнорирует: элемент доигрывается целиком, а разбег подберёт ближайший якорь.
+    /// </summary>
+    private static bool WithinBudget(
+        PlanningSlot slot,
+        int placed,
+        TimeSpan accumulated,
+        DateTimeOffset cursor,
+        PlanningUnit unit,
+        DateTimeOffset budgetEnd
+    )
+    {
+        if (slot.OverflowPolicy == OverflowPolicy.ExtendSlot)
+            return true;
+
+        return slot.BlockMode switch
+        {
+            SlotBlockMode.Count => placed < Math.Max(1, slot.BlockValue),
+            // Последняя единица входит целиком: обрезать видеофайл нельзя.
+            SlotBlockMode.Duration => accumulated
+                < TimeSpan.FromMinutes(Math.Max(1, slot.BlockValue)),
+            _ => cursor + unit.Duration <= budgetEnd,
+        };
+    }
+
+    private static bool FitsEntirely(
+        PlanningElement element,
+        int fromUnitIndex,
+        DateTimeOffset cursor,
+        DateTimeOffset budgetEnd
+    )
+    {
+        var total = element
+            .Units.Skip(fromUnitIndex)
+            .Aggregate(TimeSpan.Zero, (sum, unit) => sum + unit.Duration);
+        return cursor + total <= budgetEnd;
+    }
+
+    /// <summary>
+    /// Закрывает интервал зацикленными единицами фона. Ставит только те, что влезают целиком:
+    /// обрезать нельзя, а перехлёст сдвинул бы следующий якорь. Остаток короче одной единицы
+    /// остаётся незакрытым — раздача покажет там аварийный филлер канала.
+    /// </summary>
+    private static DateTimeOffset FillWithFallback(
+        DateTimeOffset from,
+        DateTimeOffset until,
+        PlanningRun run,
+        Guid? slotId,
+        PlannedItemKind kind = PlannedItemKind.Fallback,
+        PlanTrace? trace = null
+    )
+    {
+        var fallback = run.Input.FallbackUnits;
+        if (fallback.Count == 0 || until <= from)
+            return from;
+
+        var cursor = from;
+        var index = 0;
+        var guard = 0;
+
+        while (cursor < until && guard++ < IterationBackstop)
+        {
+            var unit = fallback[index % fallback.Count];
+            index++;
+
+            if (unit.Duration <= TimeSpan.Zero || cursor + unit.Duration > until)
+                break;
+
+            run.Items.Add(
+                new PlannedItem(
+                    unit.MediaAssetId,
+                    cursor,
+                    cursor + unit.Duration,
+                    null,
+                    null,
+                    slotId,
+                    kind,
+                    trace
+                )
+            );
+            cursor += unit.Duration;
+        }
+
+        return cursor;
+    }
+
+    /// <summary>Коллекция элемента или null, если в эфир шло отдельное шоу.</summary>
+    private static Guid? CollectionOf(PlanningElement element) =>
+        element.Kind == GroupElementKind.Collection ? element.ElementId : null;
+
+    private static PlannedItem Program(
+        PlanningUnit unit,
+        DateTimeOffset start,
+        Guid slotId,
+        PlanTrace trace,
+        Guid? collectionId = null
+    ) =>
+        new(
+            unit.MediaAssetId,
+            start,
+            start + unit.Duration,
+            unit.ShowId,
+            unit.UnitIndex,
+            slotId,
+            PlannedItemKind.Program,
+            trace,
+            CollectionId: collectionId
+        );
+
+    private static PlanningCursorUpdate CursorUpdate(
+        PlanningSlot slot,
+        PlanningElement element,
+        int nextUnitIndex
+    ) => new(slot.SlotId, element.Kind, element.ElementId, nextUnitIndex);
+
+    /// <summary>Ближайший якорь среди последующих слотов — до него нельзя перелезать контентом.</summary>
+    private static DateTimeOffset? FindNextAnchor(IReadOnlyList<PlanningSlot> slots, int fromIndex)
+    {
+        for (var i = fromIndex; i < slots.Count; i++)
+            if (slots[i].IsAnchor)
+                return slots[i].TargetStartUtc;
+        return null;
+    }
+
+    private static DateTimeOffset Min(DateTimeOffset value, DateTimeOffset? other) =>
+        other is { } o && o < value ? o : value;
+
+    private static DateTimeOffset Min(DateTimeOffset a, DateTimeOffset b) => a < b ? a : b;
+
+    /// <summary>Округление момента вверх до кратного шага — от начала суток UTC.</summary>
+    private static DateTimeOffset RoundUp(DateTimeOffset moment, TimeSpan step)
+    {
+        if (step <= TimeSpan.Zero)
+            return moment;
+
+        var ticks = step.Ticks;
+        var remainder = moment.UtcTicks % ticks;
+        return remainder == 0 ? moment : moment.AddTicks(ticks - remainder);
+    }
+}
diff --git a/backend/src/TeleWave.Domain/Programming/ScheduleTemplate.cs b/backend/src/TeleWave.Domain/Programming/ScheduleTemplate.cs
index ae3bcfb..ec1c4b0 100644
--- a/backend/src/TeleWave.Domain/Programming/ScheduleTemplate.cs
+++ b/backend/src/TeleWave.Domain/Programming/ScheduleTemplate.cs
@@ -1,110 +1,110 @@
-namespace TeleWave.Domain.Programming;
-
-/// <summary>
-/// Шаблон сетки канала: слои со слотами плюс аварийные настройки. Один активный шаблон на канал —
-/// сезонность выражается слоями внутри него, а не вторым шаблоном, иначе получились бы два механизма
-/// для одного и того же. На другой канал переносится глубокой копией.
-///
-/// <see cref="Revision"/> растёт при любой правке правил. Эфир при этом не меняется: правка помечает
-/// шаблон изменённым, а хвост пересобирается отдельной командой применения.
-/// </summary>
-public class ScheduleTemplate
-{
-    private readonly List<GridLayer> _layers = [];
-
-    public Guid Id { get; private set; }
-    public Guid ChannelId { get; private set; }
-    public string Name { get; private set; } = string.Empty;
-
-    /// <summary>Аварийная группа, если пуст даже фоновый слой.</summary>
-    public Guid? FallbackGroupId { get; private set; }
-
-    /// <summary>Стык по умолчанию — для слотов, у которых свой не задан.</summary>
-    public Guid? DefaultJunctionId { get; private set; }
-
-    /// <summary>
-    /// Правила отбора кандидатов (детское время, потолок повторов) в JSON. Домен их не разбирает —
-    /// схема живёт в Application, как и у стратегий слотов и условий стыка.
-    /// </summary>
-    public string? RulesJson { get; private set; }
-
-    /// <summary>Номер правки правил; входит в кэш-ключи и историю.</summary>
-    public int Revision { get; private set; }
-
-    /// <summary>Ревизия, по которой собрано текущее будущее расписание.</summary>
-    public int AppliedRevision { get; private set; }
-
-    public DateTimeOffset CreatedAt { get; private set; }
-
-    public IReadOnlyList<GridLayer> Layers => _layers;
-
-    /// <summary>Есть ли правки, не применённые к эфиру.</summary>
-    public bool HasPendingChanges => Revision != AppliedRevision;
-
-    private const string BackgroundLayerName = "Фон";
-
-    private ScheduleTemplate() { }
-
-    public static ScheduleTemplate Create(Guid channelId, string name)
-    {
-        var template = new ScheduleTemplate
-        {
-            Id = Guid.NewGuid(),
-            ChannelId = channelId,
-            Name = name.Trim(),
-            Revision = 0,
-            AppliedRevision = 0,
-            CreatedAt = DateTimeOffset.UtcNow,
-        };
-        // Фоновый слой заводится сразу: без него первая же дыра в сетке осталась бы нечем закрыть.
-        template._layers.Add(
-            GridLayer.Create(
-                template.Id,
-                BackgroundLayerName,
-                GridLayer.BackgroundPriority,
-                isBackground: true
-            )
-        );
-        return template;
-    }
-
-    public void Rename(string name) => Name = name.Trim();
-
-    public void SetFallbackGroup(Guid? groupId) => FallbackGroupId = groupId;
-
-    public void SetDefaultJunction(Guid? junctionId) => DefaultJunctionId = junctionId;
-
-    public void SetRules(string? rulesJson) =>
-        RulesJson = string.IsNullOrWhiteSpace(rulesJson) ? null : rulesJson;
-
-    /// <summary>Отметить, что правила изменились — эфир пойдёт по старым до применения.</summary>
-    public void MarkChanged() => Revision++;
-
-    /// <summary>Отметить, что хвост пересобран по текущей ревизии.</summary>
-    public void MarkApplied() => AppliedRevision = Revision;
-
-    public GridLayer? FindLayer(Guid layerId) => _layers.FirstOrDefault(l => l.Id == layerId);
-
-    public GridLayer? Background => _layers.FirstOrDefault(l => l.IsBackground);
-
-    public GridLayer AddLayer(string name, int priority)
-    {
-        var layer = GridLayer.Create(Id, name, priority);
-        _layers.Add(layer);
-        return layer;
-    }
-
-    /// <summary>Удаляет слой. Фоновый удалить нельзя — вернёт false.</summary>
-    public bool RemoveLayer(Guid layerId)
-    {
-        var layer = _layers.FirstOrDefault(l => l.Id == layerId);
-        if (layer is null || layer.IsBackground)
-            return false;
-        _layers.Remove(layer);
-        return true;
-    }
-
-    /// <summary>Слой, содержащий слот, или null.</summary>
-    public GridLayer? FindLayerOfSlot(Guid slotId) =>
-        _layers.FirstOrDefault(l => l.FindSlot(slotId) is not null);
-}
+namespace TeleWave.Domain.Programming;
+
+/// <summary>
+/// Шаблон сетки канала: слои со слотами плюс аварийные настройки. Один активный шаблон на канал —
+/// сезонность выражается слоями внутри него, а не вторым шаблоном, иначе получились бы два механизма
+/// для одного и того же. На другой канал переносится глубокой копией.
+///
+/// <see cref="Revision"/> растёт при любой правке правил. Эфир при этом не меняется: правка помечает
+/// шаблон изменённым, а хвост пересобирается отдельной командой применения.
+/// </summary>
+public class ScheduleTemplate
+{
+    private readonly List<GridLayer> _layers = [];
+
+    public Guid Id { get; private set; }
+    public Guid ChannelId { get; private set; }
+    public string Name { get; private set; } = string.Empty;
+
+    /// <summary>Аварийная группа, если пуст даже фоновый слой.</summary>
+    public Guid? FallbackGroupId { get; private set; }
+
+    /// <summary>Стык по умолчанию — для слотов, у которых свой не задан.</summary>
+    public Guid? DefaultJunctionId { get; private set; }
+
+    /// <summary>
+    /// Правила отбора кандидатов (детское время, потолок повторов) в JSON. Домен их не разбирает —
+    /// схема живёт в Application, как и у стратегий слотов и условий стыка.
+    /// </summary>
+    public string? RulesJson { get; private set; }
+
+    /// <summary>Номер правки правил; входит в кэш-ключи и историю.</summary>
+    public int Revision { get; private set; }
+
+    /// <summary>Ревизия, по которой собрано текущее будущее расписание.</summary>
+    public int AppliedRevision { get; private set; }
+
+    public DateTimeOffset CreatedAt { get; private set; }
+
+    public IReadOnlyList<GridLayer> Layers => _layers;
+
+    /// <summary>Есть ли правки, не применённые к эфиру.</summary>
+    public bool HasPendingChanges => Revision != AppliedRevision;
+
+    private const string BackgroundLayerName = "Фон";
+
+    private ScheduleTemplate() { }
+
+    public static ScheduleTemplate Create(Guid channelId, string name)
+    {
+        var template = new ScheduleTemplate
+        {
+            Id = Guid.NewGuid(),
+            ChannelId = channelId,
+            Name = name.Trim(),
+            Revision = 0,
+            AppliedRevision = 0,
+            CreatedAt = DateTimeOffset.UtcNow,
+        };
+        // Фоновый слой заводится сразу: без него первая же дыра в сетке осталась бы нечем закрыть.
+        template._layers.Add(
+            GridLayer.Create(
+                template.Id,
+                BackgroundLayerName,
+                GridLayer.BackgroundPriority,
+                isBackground: true
+            )
+        );
+        return template;
+    }
+
+    public void Rename(string name) => Name = name.Trim();
+
+    public void SetFallbackGroup(Guid? groupId) => FallbackGroupId = groupId;
+
+    public void SetDefaultJunction(Guid? junctionId) => DefaultJunctionId = junctionId;
+
+    public void SetRules(string? rulesJson) =>
+        RulesJson = string.IsNullOrWhiteSpace(rulesJson) ? null : rulesJson;
+
+    /// <summary>Отметить, что правила изменились — эфир пойдёт по старым до применения.</summary>
+    public void MarkChanged() => Revision++;
+
+    /// <summary>Отметить, что хвост пересобран по текущей ревизии.</summary>
+    public void MarkApplied() => AppliedRevision = Revision;
+
+    public GridLayer? FindLayer(Guid layerId) => _layers.FirstOrDefault(l => l.Id == layerId);
+
+    public GridLayer? Background => _layers.FirstOrDefault(l => l.IsBackground);
+
+    public GridLayer AddLayer(string name, int priority)
+    {
+        var layer = GridLayer.Create(Id, name, priority);
+        _layers.Add(layer);
+        return layer;
+    }
+
+    /// <summary>Удаляет слой. Фоновый удалить нельзя — вернёт false.</summary>
+    public bool RemoveLayer(Guid layerId)
+    {
+        var layer = _layers.FirstOrDefault(l => l.Id == layerId);
+        if (layer is null || layer.IsBackground)
+            return false;
+        _layers.Remove(layer);
+        return true;
+    }
+
+    /// <summary>Слой, содержащий слот, или null.</summary>
+    public GridLayer? FindLayerOfSlot(Guid slotId) =>
+        _layers.FirstOrDefault(l => l.FindSlot(slotId) is not null);
+}
diff --git a/backend/src/TeleWave.Domain/Programming/Slot.cs b/backend/src/TeleWave.Domain/Programming/Slot.cs
index 1a7c8bf..ea7ab65 100644
--- a/backend/src/TeleWave.Domain/Programming/Slot.cs
+++ b/backend/src/TeleWave.Domain/Programming/Slot.cs
@@ -1,131 +1,131 @@
-namespace TeleWave.Domain.Programming;
-
-/// <summary>
-/// Слот сетки: когда и чем заполнять эфир. Времена — цели, а не жёсткие границы: контент идёт встык,
-/// слот считается исчерпанным по бюджету, расхождение переносится на следующий. Опорные точки держат
-/// якоря (<see cref="IsAnchor"/>) и мягкое округление (<see cref="SnapToMinutes"/>).
-/// </summary>
-public class Slot
-{
-    public Guid Id { get; private set; }
-    public Guid LayerId { get; private set; }
-
-    /// <summary>День недели вещательных суток (0=Вс..6=Сб) или null — каждый день.</summary>
-    public int? Weekday { get; private set; }
-
-    /// <summary>Целевое время старта в сутках канала.</summary>
-    public TimeOnly TargetStart { get; private set; }
-
-    /// <summary>Бюджет слота в минутах.</summary>
-    public int TargetDurationMinutes { get; private set; }
-
-    public string Title { get; private set; } = string.Empty;
-    public Daypart Daypart { get; private set; }
-    public SlotKind SlotKind { get; private set; }
-
-    /// <summary>Группа контента — для <see cref="SlotKind.Content"/>.</summary>
-    public Guid? GroupId { get; private set; }
-
-    /// <summary>Стратегия выбора элемента (JSON). Домен её не интерпретирует — схема в Application.</summary>
-    public string? StrategyJson { get; private set; }
-
-    /// <summary>Откуда брать повтор (JSON) — для <see cref="SlotKind.Repeat"/>.</summary>
-    public string? RepeatSourceJson { get; private set; }
-
-    public SlotBlockMode BlockMode { get; private set; }
-
-    /// <summary>Единиц (<see cref="SlotBlockMode.Count"/>) или минут (<see cref="SlotBlockMode.Duration"/>).</summary>
-    public int BlockValue { get; private set; }
-
-    public OverflowPolicy OverflowPolicy { get; private set; }
-
-    /// <summary>Старт жёсткий: генератор не начнёт единицу, которая через него перелезет.</summary>
-    public bool IsAnchor { get; private set; }
-
-    /// <summary>Допуск отклонения фактического старта от целевого, минуты.</summary>
-    public int MaxDriftMinutes { get; private set; }
-
-    /// <summary>
-    /// Округлять старт до кратного N минут (5/10/15/30) или null. Мягкое, в отличие от якоря: если
-    /// добирать пришлось бы дольше <see cref="MaxDriftMinutes"/>, округление пропускается.
-    /// </summary>
-    public int? SnapToMinutes { get; private set; }
-
-    /// <summary>Стык между единицами внутри блока (null — врезок внутри блока нет).</summary>
-    public Guid? JunctionBetweenId { get; private set; }
-
-    /// <summary>Стык в конце блока (null — берётся стык шаблона по умолчанию).</summary>
-    public Guid? JunctionAfterId { get; private set; }
-
-    public const int DefaultMaxDriftMinutes = 5;
-
-    private Slot() { }
-
-    public static Slot Create(
-        Guid layerId,
-        string title,
-        TimeOnly targetStart,
-        int targetDurationMinutes,
-        Daypart daypart = Daypart.Day,
-        SlotKind slotKind = SlotKind.Content,
-        int? weekday = null
-    ) =>
-        new()
-        {
-            Id = Guid.NewGuid(),
-            LayerId = layerId,
-            Title = title.Trim(),
-            TargetStart = targetStart,
-            TargetDurationMinutes = Math.Max(1, targetDurationMinutes),
-            Daypart = daypart,
-            SlotKind = slotKind,
-            Weekday = weekday,
-            BlockMode = SlotBlockMode.FillSlot,
-            BlockValue = 1,
-            OverflowPolicy = OverflowPolicy.ContinueNext,
-            IsAnchor = false,
-            MaxDriftMinutes = DefaultMaxDriftMinutes,
-        };
-
-    /// <summary>Правит расписание слота: когда, сколько и как выравнивать.</summary>
-    public void UpdateTiming(
-        int? weekday,
-        TimeOnly targetStart,
-        int targetDurationMinutes,
-        Daypart daypart,
-        bool isAnchor,
-        int maxDriftMinutes,
-        int? snapToMinutes
-    )
-    {
-        Weekday = weekday is >= 0 and <= 6 ? weekday : null;
-        TargetStart = targetStart;
-        TargetDurationMinutes = Math.Max(1, targetDurationMinutes);
-        Daypart = daypart;
-        IsAnchor = isAnchor;
-        MaxDriftMinutes = Math.Max(0, maxDriftMinutes);
-        SnapToMinutes = snapToMinutes is > 0 ? snapToMinutes : null;
-    }
-
-    /// <summary>Правит наполнение слота: чем, в каком объёме и с какими врезками.</summary>
-    public void UpdateContent(SlotContent content)
-    {
-        JunctionBetweenId = content.JunctionBetweenId;
-        JunctionAfterId = content.JunctionAfterId;
-        Title = content.Title.Trim();
-        SlotKind = content.SlotKind;
-        BlockMode = content.BlockMode;
-        BlockValue = Math.Max(1, content.BlockValue);
-        OverflowPolicy = content.OverflowPolicy;
-
-        // Поля, не относящиеся к типу слота, гасим: повтор и конец вещания стратегии не имеют,
-        // и оставленный от прежнего типа мусор потом читался бы генератором как настройка.
-        GroupId = content.SlotKind == SlotKind.Content ? content.GroupId : null;
-        StrategyJson = content.SlotKind == SlotKind.Content ? content.StrategyJson : null;
-        RepeatSourceJson = content.SlotKind == SlotKind.Repeat ? content.RepeatSourceJson : null;
-    }
-
-    /// <summary>Конец слота в сутках канала. Может выйти за полночь — вещательные сутки длиннее суток.</summary>
-    public TimeSpan TargetEndOffset =>
-        TargetStart.ToTimeSpan() + TimeSpan.FromMinutes(TargetDurationMinutes);
-}
+namespace TeleWave.Domain.Programming;
+
+/// <summary>
+/// Слот сетки: когда и чем заполнять эфир. Времена — цели, а не жёсткие границы: контент идёт встык,
+/// слот считается исчерпанным по бюджету, расхождение переносится на следующий. Опорные точки держат
+/// якоря (<see cref="IsAnchor"/>) и мягкое округление (<see cref="SnapToMinutes"/>).
+/// </summary>
+public class Slot
+{
+    public Guid Id { get; private set; }
+    public Guid LayerId { get; private set; }
+
+    /// <summary>День недели вещательных суток (0=Вс..6=Сб) или null — каждый день.</summary>
+    public int? Weekday { get; private set; }
+
+    /// <summary>Целевое время старта в сутках канала.</summary>
+    public TimeOnly TargetStart { get; private set; }
+
+    /// <summary>Бюджет слота в минутах.</summary>
+    public int TargetDurationMinutes { get; private set; }
+
+    public string Title { get; private set; } = string.Empty;
+    public Daypart Daypart { get; private set; }
+    public SlotKind SlotKind { get; private set; }
+
+    /// <summary>Группа контента — для <see cref="SlotKind.Content"/>.</summary>
+    public Guid? GroupId { get; private set; }
+
+    /// <summary>Стратегия выбора элемента (JSON). Домен её не интерпретирует — схема в Application.</summary>
+    public string? StrategyJson { get; private set; }
+
+    /// <summary>Откуда брать повтор (JSON) — для <see cref="SlotKind.Repeat"/>.</summary>
+    public string? RepeatSourceJson { get; private set; }
+
+    public SlotBlockMode BlockMode { get; private set; }
+
+    /// <summary>Единиц (<see cref="SlotBlockMode.Count"/>) или минут (<see cref="SlotBlockMode.Duration"/>).</summary>
+    public int BlockValue { get; private set; }
+
+    public OverflowPolicy OverflowPolicy { get; private set; }
+
+    /// <summary>Старт жёсткий: генератор не начнёт единицу, которая через него перелезет.</summary>
+    public bool IsAnchor { get; private set; }
+
+    /// <summary>Допуск отклонения фактического старта от целевого, минуты.</summary>
+    public int MaxDriftMinutes { get; private set; }
+
+    /// <summary>
+    /// Округлять старт до кратного N минут (5/10/15/30) или null. Мягкое, в отличие от якоря: если
+    /// добирать пришлось бы дольше <see cref="MaxDriftMinutes"/>, округление пропускается.
+    /// </summary>
+    public int? SnapToMinutes { get; private set; }
+
+    /// <summary>Стык между единицами внутри блока (null — врезок внутри блока нет).</summary>
+    public Guid? JunctionBetweenId { get; private set; }
+
+    /// <summary>Стык в конце блока (null — берётся стык шаблона по умолчанию).</summary>
+    public Guid? JunctionAfterId { get; private set; }
+
+    public const int DefaultMaxDriftMinutes = 5;
+
+    private Slot() { }
+
+    public static Slot Create(
+        Guid layerId,
+        string title,
+        TimeOnly targetStart,
+        int targetDurationMinutes,
+        Daypart daypart = Daypart.Day,
+        SlotKind slotKind = SlotKind.Content,
+        int? weekday = null
+    ) =>
+        new()
+        {
+            Id = Guid.NewGuid(),
+            LayerId = layerId,
+            Title = title.Trim(),
+            TargetStart = targetStart,
+            TargetDurationMinutes = Math.Max(1, targetDurationMinutes),
+            Daypart = daypart,
+            SlotKind = slotKind,
+            Weekday = weekday,
+            BlockMode = SlotBlockMode.FillSlot,
+            BlockValue = 1,
+            OverflowPolicy = OverflowPolicy.ContinueNext,
+            IsAnchor = false,
+            MaxDriftMinutes = DefaultMaxDriftMinutes,
+        };
+
+    /// <summary>Правит расписание слота: когда, сколько и как выравнивать.</summary>
+    public void UpdateTiming(
+        int? weekday,
+        TimeOnly targetStart,
+        int targetDurationMinutes,
+        Daypart daypart,
+        bool isAnchor,
+        int maxDriftMinutes,
+        int? snapToMinutes
+    )
+    {
+        Weekday = weekday is >= 0 and <= 6 ? weekday : null;
+        TargetStart = targetStart;
+        TargetDurationMinutes = Math.Max(1, targetDurationMinutes);
+        Daypart = daypart;
+        IsAnchor = isAnchor;
+        MaxDriftMinutes = Math.Max(0, maxDriftMinutes);
+        SnapToMinutes = snapToMinutes is > 0 ? snapToMinutes : null;
+    }
+
+    /// <summary>Правит наполнение слота: чем, в каком объёме и с какими врезками.</summary>
+    public void UpdateContent(SlotContent content)
+    {
+        JunctionBetweenId = content.JunctionBetweenId;
+        JunctionAfterId = content.JunctionAfterId;
+        Title = content.Title.Trim();
+        SlotKind = content.SlotKind;
+        BlockMode = content.BlockMode;
+        BlockValue = Math.Max(1, content.BlockValue);
+        OverflowPolicy = content.OverflowPolicy;
+
+        // Поля, не относящиеся к типу слота, гасим: повтор и конец вещания стратегии не имеют,
+        // и оставленный от прежнего типа мусор потом читался бы генератором как настройка.
+        GroupId = content.SlotKind == SlotKind.Content ? content.GroupId : null;
+        StrategyJson = content.SlotKind == SlotKind.Content ? content.StrategyJson : null;
+        RepeatSourceJson = content.SlotKind == SlotKind.Repeat ? content.RepeatSourceJson : null;
+    }
+
+    /// <summary>Конец слота в сутках канала. Может выйти за полночь — вещательные сутки длиннее суток.</summary>
+    public TimeSpan TargetEndOffset =>
+        TargetStart.ToTimeSpan() + TimeSpan.FromMinutes(TargetDurationMinutes);
+}
diff --git a/backend/src/TeleWave.Infrastructure/Broadcast/SchedulingBackgroundService.cs b/backend/src/TeleWave.Infrastructure/Broadcast/SchedulingBackgroundService.cs
index 0843abc..dfe15fc 100644
--- a/backend/src/TeleWave.Infrastructure/Broadcast/SchedulingBackgroundService.cs
+++ b/backend/src/TeleWave.Infrastructure/Broadcast/SchedulingBackgroundService.cs
@@ -1,96 +1,96 @@
-using Microsoft.EntityFrameworkCore;
-using Microsoft.Extensions.DependencyInjection;
-using Microsoft.Extensions.Hosting;
-using Microsoft.Extensions.Logging;
-using Microsoft.Extensions.Options;
-using TeleWave.Application.Broadcast.Scheduling;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Programming.Planning;
-
-namespace TeleWave.Infrastructure.Broadcast;
-
-/// <summary>
-/// Периодически достраивает расписание каждого включённого канала до горизонта. Расширение хвоста —
-/// без удаления существующих записей, поэтому эфир не «дёргается».
-/// </summary>
-public sealed class SchedulingBackgroundService(
-    IServiceScopeFactory scopeFactory,
-    IOptions<SchedulerOptions> options,
-    ILogger<SchedulingBackgroundService> logger
-) : BackgroundService
-{
-    private readonly SchedulerOptions _options = options.Value;
-
-    protected override async Task ExecuteAsync(CancellationToken stoppingToken)
-    {
-        // Небольшая задержка на старте — дать примениться миграциям/сидингу.
-        try
-        {
-            await Task.Delay(TimeSpan.FromSeconds(5), stoppingToken);
-        }
-        catch (OperationCanceledException)
-        {
-            return;
-        }
-
-        using var timer = new PeriodicTimer(
-            TimeSpan.FromMinutes(Math.Max(1, _options.TickMinutes))
-        );
-
-        do
-        {
-            try
-            {
-                await TickAsync(stoppingToken);
-            }
-            catch (OperationCanceledException) when (stoppingToken.IsCancellationRequested)
-            {
-                break;
-            }
-            catch (Exception ex)
-            {
-                logger.LogError(ex, "Ошибка тика планировщика");
-            }
-        } while (await timer.WaitForNextTickAsync(stoppingToken));
-    }
-
-    private async Task TickAsync(CancellationToken cancellationToken)
-    {
-        await using var scope = scopeFactory.CreateAsyncScope();
-        var db = scope.ServiceProvider.GetRequiredService<IAppDbContext>();
-        var generator = scope.ServiceProvider.GetRequiredService<GridScheduleGenerator>();
-
-        // Эфир строит только шаблон сетки: канал без шаблона вещать не может и молча пропускается.
-        var channelIds = await db
-            .Channels.Where(c => c.IsEnabled && c.TemplateId != null)
-            .Select(c => c.Id)
-            .ToListAsync(cancellationToken);
-
-        var now = DateTimeOffset.UtcNow;
-        foreach (var channelId in channelIds)
-        {
-            var report = await generator.GenerateAsync(
-                channelId,
-                now,
-                rebuildFuture: false,
-                cancellationToken
-            );
-
-            if (report.Added > 0)
-                logger.LogInformation(
-                    "Канал {ChannelId}: добавлено {Count} записей расписания",
-                    channelId,
-                    report.Added
-                );
-
-            foreach (var warning in report.Warnings)
-                logger.LogWarning(
-                    "Канал {ChannelId}, слот {SlotId}: {Warning} — {Details}",
-                    channelId,
-                    warning.SlotId,
-                    warning.Kind,
-                    warning.Details
-                );
-        }
-    }
-}
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Options;
+using TeleWave.Application.Broadcast.Scheduling;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Programming.Planning;
+
+namespace TeleWave.Infrastructure.Broadcast;
+
+/// <summary>
+/// Периодически достраивает расписание каждого включённого канала до горизонта. Расширение хвоста —
+/// без удаления существующих записей, поэтому эфир не «дёргается».
+/// </summary>
+public sealed class SchedulingBackgroundService(
+    IServiceScopeFactory scopeFactory,
+    IOptions<SchedulerOptions> options,
+    ILogger<SchedulingBackgroundService> logger
+) : BackgroundService
+{
+    private readonly SchedulerOptions _options = options.Value;
+
+    protected override async Task ExecuteAsync(CancellationToken stoppingToken)
+    {
+        // Небольшая задержка на старте — дать примениться миграциям/сидингу.
+        try
+        {
+            await Task.Delay(TimeSpan.FromSeconds(5), stoppingToken);
+        }
+        catch (OperationCanceledException)
+        {
+            return;
+        }
+
+        using var timer = new PeriodicTimer(
+            TimeSpan.FromMinutes(Math.Max(1, _options.TickMinutes))
+        );
+
+        do
+        {
+            try
+            {
+                await TickAsync(stoppingToken);
+            }
+            catch (OperationCanceledException) when (stoppingToken.IsCancellationRequested)
+            {
+                break;
+            }
+            catch (Exception ex)
+            {
+                logger.LogError(ex, "Ошибка тика планировщика");
+            }
+        } while (await timer.WaitForNextTickAsync(stoppingToken));
+    }
+
+    private async Task TickAsync(CancellationToken cancellationToken)
+    {
+        await using var scope = scopeFactory.CreateAsyncScope();
+        var db = scope.ServiceProvider.GetRequiredService<IAppDbContext>();
+        var generator = scope.ServiceProvider.GetRequiredService<GridScheduleGenerator>();
+
+        // Эфир строит только шаблон сетки: канал без шаблона вещать не может и молча пропускается.
+        var channelIds = await db
+            .Channels.Where(c => c.IsEnabled && c.TemplateId != null)
+            .Select(c => c.Id)
+            .ToListAsync(cancellationToken);
+
+        var now = DateTimeOffset.UtcNow;
+        foreach (var channelId in channelIds)
+        {
+            var report = await generator.GenerateAsync(
+                channelId,
+                now,
+                rebuildFuture: false,
+                cancellationToken
+            );
+
+            if (report.Added > 0)
+                logger.LogInformation(
+                    "Канал {ChannelId}: добавлено {Count} записей расписания",
+                    channelId,
+                    report.Added
+                );
+
+            foreach (var warning in report.Warnings)
+                logger.LogWarning(
+                    "Канал {ChannelId}, слот {SlotId}: {Warning} — {Details}",
+                    channelId,
+                    warning.SlotId,
+                    warning.Kind,
+                    warning.Details
+                );
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/DependencyInjection.cs b/backend/src/TeleWave.Infrastructure/DependencyInjection.cs
index e31740b..467fd1d 100644
--- a/backend/src/TeleWave.Infrastructure/DependencyInjection.cs
+++ b/backend/src/TeleWave.Infrastructure/DependencyInjection.cs
@@ -1,168 +1,168 @@
-using System.Text;
-using Microsoft.AspNetCore.Authentication.JwtBearer;
-using Microsoft.AspNetCore.Identity;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.DependencyInjection;
-using Microsoft.IdentityModel.Tokens;
-using TeleWave.Application.Broadcast.Bumpers;
-using TeleWave.Application.Broadcast.Scheduling;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Streaming;
-using TeleWave.Domain.Broadcast.Scheduling;
-using TeleWave.Infrastructure.Broadcast;
-using TeleWave.Infrastructure.Identity;
-using TeleWave.Infrastructure.Library;
-using TeleWave.Infrastructure.Media;
-using TeleWave.Infrastructure.Metadata;
-using TeleWave.Infrastructure.Persistence;
-using TeleWave.Infrastructure.Settings;
-using TeleWave.Infrastructure.Streaming;
-
-namespace TeleWave.Infrastructure;
-
-/// <summary>
-/// Регистрация сервисов инфраструктуры: EF Core (PostgreSQL), Identity/JWT-аутентификация.
-/// </summary>
-public static class DependencyInjection
-{
-    public static IServiceCollection AddInfrastructure(
-        this IServiceCollection services,
-        IConfiguration configuration
-    )
-    {
-        services.AddDbContext<AppDbContext>(options =>
-            options.UseNpgsql(
-                configuration["ConnectionStrings:Default"]
-                    ?? throw new InvalidOperationException(
-                        "Строка подключения 'ConnectionStrings:Default' не сконфигурирована."
-                    )
-            )
-        );
-        services.AddScoped<IAppDbContext>(sp => sp.GetRequiredService<AppDbContext>());
-
-        services
-            .AddIdentityCore<AppUser>(options =>
-            {
-                options.User.RequireUniqueEmail = false;
-                options.Password.RequiredLength = 8;
-                options.Password.RequireDigit = true;
-                options.Password.RequireUppercase = true;
-                options.Password.RequireNonAlphanumeric = false;
-                options.Lockout.MaxFailedAccessAttempts = 5;
-                options.Lockout.DefaultLockoutTimeSpan = TimeSpan.FromMinutes(5);
-                options.Lockout.AllowedForNewUsers = true;
-            })
-            .AddRoles<AppRole>()
-            .AddEntityFrameworkStores<AppDbContext>()
-            .AddSignInManager()
-            .AddDefaultTokenProviders();
-
-        services.Configure<JwtOptions>(configuration.GetSection(JwtOptions.SectionName));
-        services.Configure<AdminSeedOptions>(
-            configuration.GetSection(AdminSeedOptions.SectionName)
-        );
-
-        var jwtOptions =
-            configuration.GetSection(JwtOptions.SectionName).Get<JwtOptions>()
-            ?? throw new InvalidOperationException("Секция конфигурации 'Jwt' не задана.");
-
-        // Fail-fast на подписывающем ключе: этот же ключ подписывает и JWT, и stream-токены
-        // (StreamTokenService), поэтому placeholder/короткий ключ из appsettings.json = полный обход
-        // авторизации (можно сфорджить admin-JWT). Лучше не стартовать вовсе, чем стартовать уязвимым.
-        // HMAC-SHA256 требует ключ не короче размера хеша (32 байта), иначе он ослаблен нулевым паддингом.
-        if (Encoding.UTF8.GetByteCount(jwtOptions.SigningKey) < 32)
-            throw new InvalidOperationException(
-                "Jwt:SigningKey должен быть не короче 32 байт. Задайте криптостойкий секрет через конфигурацию/переменную окружения Jwt__SigningKey."
-            );
-        if (jwtOptions.SigningKey.Contains("change-me", StringComparison.OrdinalIgnoreCase))
-            throw new InvalidOperationException(
-                "Jwt:SigningKey использует значение-заглушку из appsettings.json. Переопределите его криптостойким секретом (Jwt__SigningKey)."
-            );
-
-        services
-            .AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
-            .AddJwtBearer(options =>
-            {
-                options.TokenValidationParameters = new TokenValidationParameters
-                {
-                    ValidateIssuer = true,
-                    ValidIssuer = jwtOptions.Issuer,
-                    ValidateAudience = true,
-                    ValidAudience = jwtOptions.Audience,
-                    ValidateIssuerSigningKey = true,
-                    IssuerSigningKey = new SymmetricSecurityKey(
-                        Encoding.UTF8.GetBytes(jwtOptions.SigningKey)
-                    ),
-                    ValidateLifetime = true,
-                    ClockSkew = TimeSpan.FromSeconds(30),
-                };
-            });
-
-        services.AddAuthorization();
-
-        services.AddScoped<IIdentityService, IdentityService>();
-        services.AddScoped<IJwtTokenService, JwtTokenService>();
-        services.AddScoped<IRefreshTokenService, RefreshTokenService>();
-        services.AddScoped<IRoleService, RoleService>();
-        services.AddScoped<ICurrentUser, CurrentUser>();
-        services.AddScoped<ISiteSettings, SiteSettings>();
-        services.AddScoped<DbInitializer>();
-        services.AddScoped<GenreSeeder>();
-
-        AddMedia(services, configuration);
-        AddBroadcast(services, configuration);
-        AddMetadata(services, configuration);
-
-        return services;
-    }
-
-    /// <summary>Метаданные шоу/серий: провайдеры TMDb/OMDb, резолвер, локальное хранилище картинок.</summary>
-    private static void AddMetadata(IServiceCollection services, IConfiguration configuration)
-    {
-        services.Configure<MetadataOptions>(configuration.GetSection(MetadataOptions.SectionName));
-        services.AddHttpClient("metadata", client => client.Timeout = TimeSpan.FromSeconds(15));
-        services.AddSingleton<IMetadataProvider, TmdbMetadataProvider>();
-        services.AddSingleton<IMetadataProvider, OmdbMetadataProvider>();
-        services.AddSingleton<IMetadataProviderResolver, MetadataProviderResolver>();
-    }
-
-    /// <summary>Планировщик расписания: генератор, источник случайности и фоновый сервис горизонта.</summary>
-    private static void AddBroadcast(IServiceCollection services, IConfiguration configuration)
-    {
-        services.Configure<SchedulerOptions>(
-            configuration.GetSection(SchedulerOptions.SectionName)
-        );
-        services.Configure<StreamingOptions>(
-            configuration.GetSection(StreamingOptions.SectionName)
-        );
-        services.Configure<BumperOptions>(configuration.GetSection(BumperOptions.SectionName));
-
-        services.AddSingleton<IRandomSource, SystemRandomSource>();
-        services.AddSingleton<StreamTokenService>();
-        services.AddSingleton<IBumperRenderer, FfmpegBumperRenderer>();
-        services.AddHostedService<SchedulingBackgroundService>();
-        services.AddHostedService<MaintenanceBackgroundService>();
-    }
-
-    /// <summary>Хранилище медиа, обработка ffmpeg, очередь и фоновые сервисы (очередь + inbox-сканер).</summary>
-    private static void AddMedia(IServiceCollection services, IConfiguration configuration)
-    {
-        services.Configure<StorageOptions>(configuration.GetSection(StorageOptions.SectionName));
-        services.Configure<MediaOptions>(configuration.GetSection(MediaOptions.SectionName));
-
-        services.AddSingleton<MediaPathResolver>();
-        services.AddSingleton<IMediaStorage, FileSystemMediaStorage>();
-        services.AddSingleton<IBumperTemplateStorage, BumperTemplateStorage>();
-        services.AddSingleton<IImageStore, ImageStore>();
-        services.AddSingleton<IImageDownloader, ImageDownloader>();
-        services.AddSingleton<IAudioProbe, FfprobeAudioProbe>();
-        services.AddSingleton<IMediaProcessor, FfmpegMediaProcessor>();
-        services.AddSingleton<IMediaProcessingQueue, MediaProcessingQueue>();
-        services.AddSingleton<IBumperRenderQueue, BumperRenderQueue>();
-
-        services.AddHostedService<MediaProcessingBackgroundService>();
-        services.AddHostedService<InboxScannerBackgroundService>();
-        services.AddHostedService<BumperRenderBackgroundService>();
-    }
-}
+using System.Text;
+using Microsoft.AspNetCore.Authentication.JwtBearer;
+using Microsoft.AspNetCore.Identity;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.IdentityModel.Tokens;
+using TeleWave.Application.Broadcast.Bumpers;
+using TeleWave.Application.Broadcast.Scheduling;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Streaming;
+using TeleWave.Domain.Broadcast.Scheduling;
+using TeleWave.Infrastructure.Broadcast;
+using TeleWave.Infrastructure.Identity;
+using TeleWave.Infrastructure.Library;
+using TeleWave.Infrastructure.Media;
+using TeleWave.Infrastructure.Metadata;
+using TeleWave.Infrastructure.Persistence;
+using TeleWave.Infrastructure.Settings;
+using TeleWave.Infrastructure.Streaming;
+
+namespace TeleWave.Infrastructure;
+
+/// <summary>
+/// Регистрация сервисов инфраструктуры: EF Core (PostgreSQL), Identity/JWT-аутентификация.
+/// </summary>
+public static class DependencyInjection
+{
+    public static IServiceCollection AddInfrastructure(
+        this IServiceCollection services,
+        IConfiguration configuration
+    )
+    {
+        services.AddDbContext<AppDbContext>(options =>
+            options.UseNpgsql(
+                configuration["ConnectionStrings:Default"]
+                    ?? throw new InvalidOperationException(
+                        "Строка подключения 'ConnectionStrings:Default' не сконфигурирована."
+                    )
+            )
+        );
+        services.AddScoped<IAppDbContext>(sp => sp.GetRequiredService<AppDbContext>());
+
+        services
+            .AddIdentityCore<AppUser>(options =>
+            {
+                options.User.RequireUniqueEmail = false;
+                options.Password.RequiredLength = 8;
+                options.Password.RequireDigit = true;
+                options.Password.RequireUppercase = true;
+                options.Password.RequireNonAlphanumeric = false;
+                options.Lockout.MaxFailedAccessAttempts = 5;
+                options.Lockout.DefaultLockoutTimeSpan = TimeSpan.FromMinutes(5);
+                options.Lockout.AllowedForNewUsers = true;
+            })
+            .AddRoles<AppRole>()
+            .AddEntityFrameworkStores<AppDbContext>()
+            .AddSignInManager()
+            .AddDefaultTokenProviders();
+
+        services.Configure<JwtOptions>(configuration.GetSection(JwtOptions.SectionName));
+        services.Configure<AdminSeedOptions>(
+            configuration.GetSection(AdminSeedOptions.SectionName)
+        );
+
+        var jwtOptions =
+            configuration.GetSection(JwtOptions.SectionName).Get<JwtOptions>()
+            ?? throw new InvalidOperationException("Секция конфигурации 'Jwt' не задана.");
+
+        // Fail-fast на подписывающем ключе: этот же ключ подписывает и JWT, и stream-токены
+        // (StreamTokenService), поэтому placeholder/короткий ключ из appsettings.json = полный обход
+        // авторизации (можно сфорджить admin-JWT). Лучше не стартовать вовсе, чем стартовать уязвимым.
+        // HMAC-SHA256 требует ключ не короче размера хеша (32 байта), иначе он ослаблен нулевым паддингом.
+        if (Encoding.UTF8.GetByteCount(jwtOptions.SigningKey) < 32)
+            throw new InvalidOperationException(
+                "Jwt:SigningKey должен быть не короче 32 байт. Задайте криптостойкий секрет через конфигурацию/переменную окружения Jwt__SigningKey."
+            );
+        if (jwtOptions.SigningKey.Contains("change-me", StringComparison.OrdinalIgnoreCase))
+            throw new InvalidOperationException(
+                "Jwt:SigningKey использует значение-заглушку из appsettings.json. Переопределите его криптостойким секретом (Jwt__SigningKey)."
+            );
+
+        services
+            .AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
+            .AddJwtBearer(options =>
+            {
+                options.TokenValidationParameters = new TokenValidationParameters
+                {
+                    ValidateIssuer = true,
+                    ValidIssuer = jwtOptions.Issuer,
+                    ValidateAudience = true,
+                    ValidAudience = jwtOptions.Audience,
+                    ValidateIssuerSigningKey = true,
+                    IssuerSigningKey = new SymmetricSecurityKey(
+                        Encoding.UTF8.GetBytes(jwtOptions.SigningKey)
+                    ),
+                    ValidateLifetime = true,
+                    ClockSkew = TimeSpan.FromSeconds(30),
+                };
+            });
+
+        services.AddAuthorization();
+
+        services.AddScoped<IIdentityService, IdentityService>();
+        services.AddScoped<IJwtTokenService, JwtTokenService>();
+        services.AddScoped<IRefreshTokenService, RefreshTokenService>();
+        services.AddScoped<IRoleService, RoleService>();
+        services.AddScoped<ICurrentUser, CurrentUser>();
+        services.AddScoped<ISiteSettings, SiteSettings>();
+        services.AddScoped<DbInitializer>();
+        services.AddScoped<GenreSeeder>();
+
+        AddMedia(services, configuration);
+        AddBroadcast(services, configuration);
+        AddMetadata(services, configuration);
+
+        return services;
+    }
+
+    /// <summary>Метаданные шоу/серий: провайдеры TMDb/OMDb, резолвер, локальное хранилище картинок.</summary>
+    private static void AddMetadata(IServiceCollection services, IConfiguration configuration)
+    {
+        services.Configure<MetadataOptions>(configuration.GetSection(MetadataOptions.SectionName));
+        services.AddHttpClient("metadata", client => client.Timeout = TimeSpan.FromSeconds(15));
+        services.AddSingleton<IMetadataProvider, TmdbMetadataProvider>();
+        services.AddSingleton<IMetadataProvider, OmdbMetadataProvider>();
+        services.AddSingleton<IMetadataProviderResolver, MetadataProviderResolver>();
+    }
+
+    /// <summary>Планировщик расписания: генератор, источник случайности и фоновый сервис горизонта.</summary>
+    private static void AddBroadcast(IServiceCollection services, IConfiguration configuration)
+    {
+        services.Configure<SchedulerOptions>(
+            configuration.GetSection(SchedulerOptions.SectionName)
+        );
+        services.Configure<StreamingOptions>(
+            configuration.GetSection(StreamingOptions.SectionName)
+        );
+        services.Configure<BumperOptions>(configuration.GetSection(BumperOptions.SectionName));
+
+        services.AddSingleton<IRandomSource, SystemRandomSource>();
+        services.AddSingleton<StreamTokenService>();
+        services.AddSingleton<IBumperRenderer, FfmpegBumperRenderer>();
+        services.AddHostedService<SchedulingBackgroundService>();
+        services.AddHostedService<MaintenanceBackgroundService>();
+    }
+
+    /// <summary>Хранилище медиа, обработка ffmpeg, очередь и фоновые сервисы (очередь + inbox-сканер).</summary>
+    private static void AddMedia(IServiceCollection services, IConfiguration configuration)
+    {
+        services.Configure<StorageOptions>(configuration.GetSection(StorageOptions.SectionName));
+        services.Configure<MediaOptions>(configuration.GetSection(MediaOptions.SectionName));
+
+        services.AddSingleton<MediaPathResolver>();
+        services.AddSingleton<IMediaStorage, FileSystemMediaStorage>();
+        services.AddSingleton<IBumperTemplateStorage, BumperTemplateStorage>();
+        services.AddSingleton<IImageStore, ImageStore>();
+        services.AddSingleton<IImageDownloader, ImageDownloader>();
+        services.AddSingleton<IAudioProbe, FfprobeAudioProbe>();
+        services.AddSingleton<IMediaProcessor, FfmpegMediaProcessor>();
+        services.AddSingleton<IMediaProcessingQueue, MediaProcessingQueue>();
+        services.AddSingleton<IBumperRenderQueue, BumperRenderQueue>();
+
+        services.AddHostedService<MediaProcessingBackgroundService>();
+        services.AddHostedService<InboxScannerBackgroundService>();
+        services.AddHostedService<BumperRenderBackgroundService>();
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Media/FileSystemMediaStorage.cs b/backend/src/TeleWave.Infrastructure/Media/FileSystemMediaStorage.cs
index e074fbb..1266b2f 100644
--- a/backend/src/TeleWave.Infrastructure/Media/FileSystemMediaStorage.cs
+++ b/backend/src/TeleWave.Infrastructure/Media/FileSystemMediaStorage.cs
@@ -1,171 +1,171 @@
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Media;
-using TeleWave.Domain.Media;
-
-namespace TeleWave.Infrastructure.Media;
-
-/// <summary>Файловая реализация <see cref="IMediaStorage"/> поверх <see cref="MediaPathResolver"/>.</summary>
-public sealed class FileSystemMediaStorage(MediaPathResolver paths) : IMediaStorage
-{
-    private const int CopyBufferSize = 1024 * 1024;
-
-    public long GetAvailableFreeSpaceBytes()
-    {
-        try
-        {
-            return new DriveInfo(paths.AssetsDir).AvailableFreeSpace;
-        }
-        catch (Exception ex) when (ex is ArgumentException or IOException)
-        {
-            // Не блокируем загрузку, если ФС не отдаёт метрику (например экзотическая точка монтирования).
-            return long.MaxValue;
-        }
-    }
-
-    public async Task<string> SaveUploadAsync(
-        Stream content,
-        string extension,
-        CancellationToken cancellationToken
-    )
-    {
-        Directory.CreateDirectory(paths.UploadsDir);
-        var token = Guid.NewGuid().ToString("N") + extension.ToLowerInvariant();
-        var path = paths.UploadPath(token);
-
-        await using var file = new FileStream(
-            path,
-            FileMode.CreateNew,
-            FileAccess.Write,
-            FileShare.None,
-            CopyBufferSize,
-            useAsync: true
-        );
-        await content.CopyToAsync(file, CopyBufferSize, cancellationToken);
-        return token;
-    }
-
-    public Task DeleteUploadAsync(string uploadToken, CancellationToken cancellationToken)
-    {
-        var path = paths.UploadPath(uploadToken);
-        if (File.Exists(path))
-            File.Delete(path);
-        return Task.CompletedTask;
-    }
-
-    public IReadOnlyList<IMediaStorage.ManualInboxFile> ListManualInbox(int max)
-    {
-        if (!Directory.Exists(paths.ManualDir))
-            return [];
-
-        return Directory
-            .EnumerateFiles(paths.ManualDir, "*", SearchOption.AllDirectories)
-            .Take(Math.Max(1, max))
-            .Select(path => new FileInfo(path))
-            .Where(file => file.Exists)
-            .Select(file => new IMediaStorage.ManualInboxFile(
-                // Разделитель нормализуем: путь уезжает в URL и обратно приходит строкой запроса.
-                Path.GetRelativePath(paths.ManualDir, file.FullName).Replace('\\', '/'),
-                file.Name,
-                file.Length
-            ))
-            .OrderBy(f => f.RelativePath, StringComparer.OrdinalIgnoreCase)
-            .ToList();
-    }
-
-    public Task CleanupManualLeftoversAsync(
-        string relativePath,
-        CancellationToken cancellationToken
-    )
-    {
-        var path = paths.ManualPath(relativePath);
-        var directory = Path.GetDirectoryName(path);
-        if (directory is null || !Directory.Exists(directory))
-            return Task.CompletedTask;
-
-        // Спутник — файл, чьё имя начинается с имени забранного (без расширения) и точки:
-        // так ловятся и «Серия.srt», и «Серия.ru.srt». Видеофайлы исключены намеренно —
-        // «Серия.Extended.mkv» это не мусор, а другой материал.
-        // Отбор — своим сравнением, а не маской поиска: в имени файла на Linux законно встречается
-        // «*», и маска захватила бы чужие файлы. Код удаляет — он обязан быть буквальным.
-        var prefix = Path.GetFileNameWithoutExtension(path) + ".";
-        foreach (var sibling in Directory.EnumerateFiles(directory))
-        {
-            var name = Path.GetFileName(sibling);
-            if (!name.StartsWith(prefix, StringComparison.OrdinalIgnoreCase))
-                continue;
-            if (MediaFormats.IsAllowed(name))
-                continue;
-            try
-            {
-                File.Delete(sibling);
-            }
-            catch (IOException)
-            {
-                // Файл занят или уже удалён — не повод валить импорт целиком.
-            }
-        }
-
-        // Опустевший подкаталог тоже мусор. Корень manual/ не трогаем: он нужен всегда.
-        if (
-            !string.Equals(directory, paths.ManualDir, StringComparison.Ordinal)
-            && !Directory.EnumerateFileSystemEntries(directory).Any()
-        )
-        {
-            try
-            {
-                Directory.Delete(directory);
-            }
-            catch (IOException)
-            {
-                // Каталог занят — оставим как есть.
-            }
-        }
-
-        return Task.CompletedTask;
-    }
-
-    public Task PromoteToOriginalAsync(
-        MediaSource source,
-        string sourceToken,
-        Guid assetId,
-        string extension,
-        CancellationToken cancellationToken
-    )
-    {
-        var sourcePath = source switch
-        {
-            MediaSource.Inbox => paths.InboxPath(sourceToken),
-            MediaSource.ManualInbox => paths.ManualPath(sourceToken),
-            _ => paths.UploadPath(sourceToken),
-        };
-
-        if (!File.Exists(sourcePath))
-            throw new FileNotFoundException("Исходный файл не найден в хранилище.", sourcePath);
-
-        Directory.CreateDirectory(paths.OriginalsDir);
-        var destination = paths.OriginalPath(assetId, extension);
-        File.Move(sourcePath, destination, overwrite: true);
-        return Task.CompletedTask;
-    }
-
-    public Task DeleteAssetArtifactsAsync(
-        Guid assetId,
-        string extension,
-        CancellationToken cancellationToken
-    ) =>
-        // Каталог сегментов удаляется рекурсивно (может быть много .ts) — офлоадим с вызывающего потока
-        // (запрос/фоновый сервис), чтобы не блокировать его на время файлового I/O.
-        Task.Run(
-            () =>
-            {
-                var original = paths.OriginalPath(assetId, extension);
-                if (File.Exists(original))
-                    File.Delete(original);
-
-                var assetDir = paths.AssetDir(assetId);
-                if (Directory.Exists(assetDir))
-                    Directory.Delete(assetDir, recursive: true);
-            },
-            cancellationToken
-        );
-}
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Media;
+using TeleWave.Domain.Media;
+
+namespace TeleWave.Infrastructure.Media;
+
+/// <summary>Файловая реализация <see cref="IMediaStorage"/> поверх <see cref="MediaPathResolver"/>.</summary>
+public sealed class FileSystemMediaStorage(MediaPathResolver paths) : IMediaStorage
+{
+    private const int CopyBufferSize = 1024 * 1024;
+
+    public long GetAvailableFreeSpaceBytes()
+    {
+        try
+        {
+            return new DriveInfo(paths.AssetsDir).AvailableFreeSpace;
+        }
+        catch (Exception ex) when (ex is ArgumentException or IOException)
+        {
+            // Не блокируем загрузку, если ФС не отдаёт метрику (например экзотическая точка монтирования).
+            return long.MaxValue;
+        }
+    }
+
+    public async Task<string> SaveUploadAsync(
+        Stream content,
+        string extension,
+        CancellationToken cancellationToken
+    )
+    {
+        Directory.CreateDirectory(paths.UploadsDir);
+        var token = Guid.NewGuid().ToString("N") + extension.ToLowerInvariant();
+        var path = paths.UploadPath(token);
+
+        await using var file = new FileStream(
+            path,
+            FileMode.CreateNew,
+            FileAccess.Write,
+            FileShare.None,
+            CopyBufferSize,
+            useAsync: true
+        );
+        await content.CopyToAsync(file, CopyBufferSize, cancellationToken);
+        return token;
+    }
+
+    public Task DeleteUploadAsync(string uploadToken, CancellationToken cancellationToken)
+    {
+        var path = paths.UploadPath(uploadToken);
+        if (File.Exists(path))
+            File.Delete(path);
+        return Task.CompletedTask;
+    }
+
+    public IReadOnlyList<IMediaStorage.ManualInboxFile> ListManualInbox(int max)
+    {
+        if (!Directory.Exists(paths.ManualDir))
+            return [];
+
+        return Directory
+            .EnumerateFiles(paths.ManualDir, "*", SearchOption.AllDirectories)
+            .Take(Math.Max(1, max))
+            .Select(path => new FileInfo(path))
+            .Where(file => file.Exists)
+            .Select(file => new IMediaStorage.ManualInboxFile(
+                // Разделитель нормализуем: путь уезжает в URL и обратно приходит строкой запроса.
+                Path.GetRelativePath(paths.ManualDir, file.FullName).Replace('\\', '/'),
+                file.Name,
+                file.Length
+            ))
+            .OrderBy(f => f.RelativePath, StringComparer.OrdinalIgnoreCase)
+            .ToList();
+    }
+
+    public Task CleanupManualLeftoversAsync(
+        string relativePath,
+        CancellationToken cancellationToken
+    )
+    {
+        var path = paths.ManualPath(relativePath);
+        var directory = Path.GetDirectoryName(path);
+        if (directory is null || !Directory.Exists(directory))
+            return Task.CompletedTask;
+
+        // Спутник — файл, чьё имя начинается с имени забранного (без расширения) и точки:
+        // так ловятся и «Серия.srt», и «Серия.ru.srt». Видеофайлы исключены намеренно —
+        // «Серия.Extended.mkv» это не мусор, а другой материал.
+        // Отбор — своим сравнением, а не маской поиска: в имени файла на Linux законно встречается
+        // «*», и маска захватила бы чужие файлы. Код удаляет — он обязан быть буквальным.
+        var prefix = Path.GetFileNameWithoutExtension(path) + ".";
+        foreach (var sibling in Directory.EnumerateFiles(directory))
+        {
+            var name = Path.GetFileName(sibling);
+            if (!name.StartsWith(prefix, StringComparison.OrdinalIgnoreCase))
+                continue;
+            if (MediaFormats.IsAllowed(name))
+                continue;
+            try
+            {
+                File.Delete(sibling);
+            }
+            catch (IOException)
+            {
+                // Файл занят или уже удалён — не повод валить импорт целиком.
+            }
+        }
+
+        // Опустевший подкаталог тоже мусор. Корень manual/ не трогаем: он нужен всегда.
+        if (
+            !string.Equals(directory, paths.ManualDir, StringComparison.Ordinal)
+            && !Directory.EnumerateFileSystemEntries(directory).Any()
+        )
+        {
+            try
+            {
+                Directory.Delete(directory);
+            }
+            catch (IOException)
+            {
+                // Каталог занят — оставим как есть.
+            }
+        }
+
+        return Task.CompletedTask;
+    }
+
+    public Task PromoteToOriginalAsync(
+        MediaSource source,
+        string sourceToken,
+        Guid assetId,
+        string extension,
+        CancellationToken cancellationToken
+    )
+    {
+        var sourcePath = source switch
+        {
+            MediaSource.Inbox => paths.InboxPath(sourceToken),
+            MediaSource.ManualInbox => paths.ManualPath(sourceToken),
+            _ => paths.UploadPath(sourceToken),
+        };
+
+        if (!File.Exists(sourcePath))
+            throw new FileNotFoundException("Исходный файл не найден в хранилище.", sourcePath);
+
+        Directory.CreateDirectory(paths.OriginalsDir);
+        var destination = paths.OriginalPath(assetId, extension);
+        File.Move(sourcePath, destination, overwrite: true);
+        return Task.CompletedTask;
+    }
+
+    public Task DeleteAssetArtifactsAsync(
+        Guid assetId,
+        string extension,
+        CancellationToken cancellationToken
+    ) =>
+        // Каталог сегментов удаляется рекурсивно (может быть много .ts) — офлоадим с вызывающего потока
+        // (запрос/фоновый сервис), чтобы не блокировать его на время файлового I/O.
+        Task.Run(
+            () =>
+            {
+                var original = paths.OriginalPath(assetId, extension);
+                if (File.Exists(original))
+                    File.Delete(original);
+
+                var assetDir = paths.AssetDir(assetId);
+                if (Directory.Exists(assetDir))
+                    Directory.Delete(assetDir, recursive: true);
+            },
+            cancellationToken
+        );
+}
diff --git a/backend/src/TeleWave.Infrastructure/Media/MediaPathResolver.cs b/backend/src/TeleWave.Infrastructure/Media/MediaPathResolver.cs
index ac1a4fc..8e4e571 100644
--- a/backend/src/TeleWave.Infrastructure/Media/MediaPathResolver.cs
+++ b/backend/src/TeleWave.Infrastructure/Media/MediaPathResolver.cs
@@ -1,111 +1,111 @@
-using Microsoft.Extensions.Options;
-
-namespace TeleWave.Infrastructure.Media;
-
-/// <summary>
-/// Единая точка резолва путей хранилища + защита от path traversal. Любой путь, собранный из
-/// внешних данных (имя загруженного файла, имя из inbox/), проверяется на нахождение внутри корня.
-/// </summary>
-public sealed class MediaPathResolver
-{
-    private readonly string _root;
-
-    public MediaPathResolver(IOptions<StorageOptions> options)
-    {
-        _root = Path.GetFullPath(options.Value.RootPath);
-        InboxDir = Path.Combine(_root, "inbox");
-        ManualDir = Path.Combine(_root, "manual");
-        UploadsDir = Path.Combine(_root, "uploads");
-        OriginalsDir = Path.Combine(_root, "originals");
-        AssetsDir = Path.Combine(_root, "assets");
-        BumpersDir = Path.Combine(_root, "bumpers");
-        ImagesDir = Path.Combine(_root, "images");
-    }
-
-    public string InboxDir { get; }
-
-    /// <summary>Ручной inbox: сканером не разбирается, файлы забирает админ из UI сразу в шоу.</summary>
-    public string ManualDir { get; }
-    public string UploadsDir { get; }
-    public string OriginalsDir { get; }
-    public string AssetsDir { get; }
-
-    /// <summary>Сырые файлы шаблонов заставок (фон/музыка) по каналам — не режутся на HLS.</summary>
-    public string BumpersDir { get; }
-
-    /// <summary>Общий реестр изображений (галерея): файлы images/{imageId}{ext}.</summary>
-    public string ImagesDir { get; }
-
-    public void EnsureDirectories()
-    {
-        Directory.CreateDirectory(InboxDir);
-        Directory.CreateDirectory(ManualDir);
-        Directory.CreateDirectory(UploadsDir);
-        Directory.CreateDirectory(OriginalsDir);
-        Directory.CreateDirectory(AssetsDir);
-        Directory.CreateDirectory(BumpersDir);
-        Directory.CreateDirectory(ImagesDir);
-    }
-
-    public string BumperTemplateDir(Guid templateId) =>
-        EnsureWithinRoot(Path.Combine(BumpersDir, templateId.ToString("N")));
-
-    /// <summary>Путь к файлу блока заставки (kind — «audio»/«background», extension — с точкой).</summary>
-    public string BumperTemplateFilePath(Guid templateId, string kind, string extension) =>
-        EnsureWithinRoot(Path.Combine(BumpersDir, templateId.ToString("N"), kind + extension));
-
-    /// <summary>Путь к файлу изображения общего реестра (extension — с точкой).</summary>
-    public string ImagePath(Guid imageId, string extension) =>
-        EnsureWithinRoot(Path.Combine(ImagesDir, imageId.ToString("N") + extension));
-
-    public string OriginalPath(Guid assetId, string extension) =>
-        EnsureWithinRoot(Path.Combine(OriginalsDir, assetId.ToString("N") + extension));
-
-    public string AssetDir(Guid assetId) =>
-        EnsureWithinRoot(Path.Combine(AssetsDir, assetId.ToString("N")));
-
-    public static string AssetRelativePath(Guid assetId) => $"assets/{assetId:N}";
-
-    /// <summary>Путь к файлу сегмента внутри каталога ассета (имя файла проверяется на traversal).</summary>
-    public string SegmentPath(Guid assetId, string fileName)
-    {
-        var assetDir = AssetDir(assetId);
-        return EnsureWithin(assetDir, Path.Combine(assetDir, fileName));
-    }
-
-    /// <summary>Резолвит имя файла внутри uploads/ (токен загрузки), проверяя выход за пределы каталога.</summary>
-    public string UploadPath(string token) =>
-        EnsureWithin(UploadsDir, Path.Combine(UploadsDir, token));
-
-    /// <summary>Резолвит имя файла внутри inbox/, проверяя выход за пределы каталога.</summary>
-    public string InboxPath(string fileName) =>
-        EnsureWithin(InboxDir, Path.Combine(InboxDir, fileName));
-
-    /// <summary>
-    /// Резолвит путь внутри manual/. Путь относительный и может содержать подкаталоги — качалки
-    /// раскладывают файлы по папкам, — поэтому проверка на выход за пределы каталога здесь
-    /// обязательна: строка приходит из запроса.
-    /// </summary>
-    public string ManualPath(string relativePath) =>
-        EnsureWithin(ManualDir, Path.Combine(ManualDir, relativePath));
-
-    private string EnsureWithinRoot(string candidate) => EnsureWithin(_root, candidate);
-
-    private static string EnsureWithin(string baseDir, string candidate)
-    {
-        var full = Path.GetFullPath(candidate);
-        var normalizedBase = baseDir.EndsWith(Path.DirectorySeparatorChar)
-            ? baseDir
-            : baseDir + Path.DirectorySeparatorChar;
-
-        if (
-            !full.StartsWith(normalizedBase, StringComparison.Ordinal)
-            && !string.Equals(full, baseDir, StringComparison.Ordinal)
-        )
-            throw new UnauthorizedAccessException(
-                $"Путь '{candidate}' выходит за пределы каталога хранилища."
-            );
-
-        return full;
-    }
-}
+using Microsoft.Extensions.Options;
+
+namespace TeleWave.Infrastructure.Media;
+
+/// <summary>
+/// Единая точка резолва путей хранилища + защита от path traversal. Любой путь, собранный из
+/// внешних данных (имя загруженного файла, имя из inbox/), проверяется на нахождение внутри корня.
+/// </summary>
+public sealed class MediaPathResolver
+{
+    private readonly string _root;
+
+    public MediaPathResolver(IOptions<StorageOptions> options)
+    {
+        _root = Path.GetFullPath(options.Value.RootPath);
+        InboxDir = Path.Combine(_root, "inbox");
+        ManualDir = Path.Combine(_root, "manual");
+        UploadsDir = Path.Combine(_root, "uploads");
+        OriginalsDir = Path.Combine(_root, "originals");
+        AssetsDir = Path.Combine(_root, "assets");
+        BumpersDir = Path.Combine(_root, "bumpers");
+        ImagesDir = Path.Combine(_root, "images");
+    }
+
+    public string InboxDir { get; }
+
+    /// <summary>Ручной inbox: сканером не разбирается, файлы забирает админ из UI сразу в шоу.</summary>
+    public string ManualDir { get; }
+    public string UploadsDir { get; }
+    public string OriginalsDir { get; }
+    public string AssetsDir { get; }
+
+    /// <summary>Сырые файлы шаблонов заставок (фон/музыка) по каналам — не режутся на HLS.</summary>
+    public string BumpersDir { get; }
+
+    /// <summary>Общий реестр изображений (галерея): файлы images/{imageId}{ext}.</summary>
+    public string ImagesDir { get; }
+
+    public void EnsureDirectories()
+    {
+        Directory.CreateDirectory(InboxDir);
+        Directory.CreateDirectory(ManualDir);
+        Directory.CreateDirectory(UploadsDir);
+        Directory.CreateDirectory(OriginalsDir);
+        Directory.CreateDirectory(AssetsDir);
+        Directory.CreateDirectory(BumpersDir);
+        Directory.CreateDirectory(ImagesDir);
+    }
+
+    public string BumperTemplateDir(Guid templateId) =>
+        EnsureWithinRoot(Path.Combine(BumpersDir, templateId.ToString("N")));
+
+    /// <summary>Путь к файлу блока заставки (kind — «audio»/«background», extension — с точкой).</summary>
+    public string BumperTemplateFilePath(Guid templateId, string kind, string extension) =>
+        EnsureWithinRoot(Path.Combine(BumpersDir, templateId.ToString("N"), kind + extension));
+
+    /// <summary>Путь к файлу изображения общего реестра (extension — с точкой).</summary>
+    public string ImagePath(Guid imageId, string extension) =>
+        EnsureWithinRoot(Path.Combine(ImagesDir, imageId.ToString("N") + extension));
+
+    public string OriginalPath(Guid assetId, string extension) =>
+        EnsureWithinRoot(Path.Combine(OriginalsDir, assetId.ToString("N") + extension));
+
+    public string AssetDir(Guid assetId) =>
+        EnsureWithinRoot(Path.Combine(AssetsDir, assetId.ToString("N")));
+
+    public static string AssetRelativePath(Guid assetId) => $"assets/{assetId:N}";
+
+    /// <summary>Путь к файлу сегмента внутри каталога ассета (имя файла проверяется на traversal).</summary>
+    public string SegmentPath(Guid assetId, string fileName)
+    {
+        var assetDir = AssetDir(assetId);
+        return EnsureWithin(assetDir, Path.Combine(assetDir, fileName));
+    }
+
+    /// <summary>Резолвит имя файла внутри uploads/ (токен загрузки), проверяя выход за пределы каталога.</summary>
+    public string UploadPath(string token) =>
+        EnsureWithin(UploadsDir, Path.Combine(UploadsDir, token));
+
+    /// <summary>Резолвит имя файла внутри inbox/, проверяя выход за пределы каталога.</summary>
+    public string InboxPath(string fileName) =>
+        EnsureWithin(InboxDir, Path.Combine(InboxDir, fileName));
+
+    /// <summary>
+    /// Резолвит путь внутри manual/. Путь относительный и может содержать подкаталоги — качалки
+    /// раскладывают файлы по папкам, — поэтому проверка на выход за пределы каталога здесь
+    /// обязательна: строка приходит из запроса.
+    /// </summary>
+    public string ManualPath(string relativePath) =>
+        EnsureWithin(ManualDir, Path.Combine(ManualDir, relativePath));
+
+    private string EnsureWithinRoot(string candidate) => EnsureWithin(_root, candidate);
+
+    private static string EnsureWithin(string baseDir, string candidate)
+    {
+        var full = Path.GetFullPath(candidate);
+        var normalizedBase = baseDir.EndsWith(Path.DirectorySeparatorChar)
+            ? baseDir
+            : baseDir + Path.DirectorySeparatorChar;
+
+        if (
+            !full.StartsWith(normalizedBase, StringComparison.Ordinal)
+            && !string.Equals(full, baseDir, StringComparison.Ordinal)
+        )
+            throw new UnauthorizedAccessException(
+                $"Путь '{candidate}' выходит за пределы каталога хранилища."
+            );
+
+        return full;
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260724021315_InitialCreate.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260724021315_InitialCreate.cs
index b0f7980..a3f8be5 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260724021315_InitialCreate.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260724021315_InitialCreate.cs
@@ -1,330 +1,330 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class InitialCreate : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "AspNetRoles",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    IsSystem = table.Column<bool>(type: "boolean", nullable: false),
-                    Name = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: true
-                    ),
-                    NormalizedName = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: true
-                    ),
-                    ConcurrencyStamp = table.Column<string>(type: "text", nullable: true),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_AspNetRoles", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "AspNetUsers",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    IsBlocked = table.Column<bool>(type: "boolean", nullable: false),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                    UserName = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: true
-                    ),
-                    NormalizedUserName = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: true
-                    ),
-                    Email = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: true
-                    ),
-                    NormalizedEmail = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: true
-                    ),
-                    EmailConfirmed = table.Column<bool>(type: "boolean", nullable: false),
-                    PasswordHash = table.Column<string>(type: "text", nullable: true),
-                    SecurityStamp = table.Column<string>(type: "text", nullable: true),
-                    ConcurrencyStamp = table.Column<string>(type: "text", nullable: true),
-                    PhoneNumber = table.Column<string>(type: "text", nullable: true),
-                    PhoneNumberConfirmed = table.Column<bool>(type: "boolean", nullable: false),
-                    TwoFactorEnabled = table.Column<bool>(type: "boolean", nullable: false),
-                    LockoutEnd = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: true
-                    ),
-                    LockoutEnabled = table.Column<bool>(type: "boolean", nullable: false),
-                    AccessFailedCount = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_AspNetUsers", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "RefreshTokens",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
-                    TokenHash = table.Column<string>(type: "text", nullable: false),
-                    ExpiresAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                    RevokedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: true
-                    ),
-                    ReplacedByTokenHash = table.Column<string>(type: "text", nullable: true),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_RefreshTokens", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "AspNetRoleClaims",
-                columns: table => new
-                {
-                    Id = table
-                        .Column<int>(type: "integer", nullable: false)
-                        .Annotation(
-                            "Npgsql:ValueGenerationStrategy",
-                            NpgsqlValueGenerationStrategy.IdentityByDefaultColumn
-                        ),
-                    RoleId = table.Column<Guid>(type: "uuid", nullable: false),
-                    ClaimType = table.Column<string>(type: "text", nullable: true),
-                    ClaimValue = table.Column<string>(type: "text", nullable: true),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_AspNetRoleClaims", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_AspNetRoleClaims_AspNetRoles_RoleId",
-                        column: x => x.RoleId,
-                        principalTable: "AspNetRoles",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "AspNetUserClaims",
-                columns: table => new
-                {
-                    Id = table
-                        .Column<int>(type: "integer", nullable: false)
-                        .Annotation(
-                            "Npgsql:ValueGenerationStrategy",
-                            NpgsqlValueGenerationStrategy.IdentityByDefaultColumn
-                        ),
-                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
-                    ClaimType = table.Column<string>(type: "text", nullable: true),
-                    ClaimValue = table.Column<string>(type: "text", nullable: true),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_AspNetUserClaims", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_AspNetUserClaims_AspNetUsers_UserId",
-                        column: x => x.UserId,
-                        principalTable: "AspNetUsers",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "AspNetUserLogins",
-                columns: table => new
-                {
-                    LoginProvider = table.Column<string>(type: "text", nullable: false),
-                    ProviderKey = table.Column<string>(type: "text", nullable: false),
-                    ProviderDisplayName = table.Column<string>(type: "text", nullable: true),
-                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey(
-                        "PK_AspNetUserLogins",
-                        x => new { x.LoginProvider, x.ProviderKey }
-                    );
-                    table.ForeignKey(
-                        name: "FK_AspNetUserLogins_AspNetUsers_UserId",
-                        column: x => x.UserId,
-                        principalTable: "AspNetUsers",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "AspNetUserRoles",
-                columns: table => new
-                {
-                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
-                    RoleId = table.Column<Guid>(type: "uuid", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_AspNetUserRoles", x => new { x.UserId, x.RoleId });
-                    table.ForeignKey(
-                        name: "FK_AspNetUserRoles_AspNetRoles_RoleId",
-                        column: x => x.RoleId,
-                        principalTable: "AspNetRoles",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                    table.ForeignKey(
-                        name: "FK_AspNetUserRoles_AspNetUsers_UserId",
-                        column: x => x.UserId,
-                        principalTable: "AspNetUsers",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "AspNetUserTokens",
-                columns: table => new
-                {
-                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
-                    LoginProvider = table.Column<string>(type: "text", nullable: false),
-                    Name = table.Column<string>(type: "text", nullable: false),
-                    Value = table.Column<string>(type: "text", nullable: true),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey(
-                        "PK_AspNetUserTokens",
-                        x => new
-                        {
-                            x.UserId,
-                            x.LoginProvider,
-                            x.Name,
-                        }
-                    );
-                    table.ForeignKey(
-                        name: "FK_AspNetUserTokens_AspNetUsers_UserId",
-                        column: x => x.UserId,
-                        principalTable: "AspNetUsers",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_AspNetRoleClaims_RoleId",
-                table: "AspNetRoleClaims",
-                column: "RoleId"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "RoleNameIndex",
-                table: "AspNetRoles",
-                column: "NormalizedName",
-                unique: true
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_AspNetUserClaims_UserId",
-                table: "AspNetUserClaims",
-                column: "UserId"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_AspNetUserLogins_UserId",
-                table: "AspNetUserLogins",
-                column: "UserId"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_AspNetUserRoles_RoleId",
-                table: "AspNetUserRoles",
-                column: "RoleId"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "EmailIndex",
-                table: "AspNetUsers",
-                column: "NormalizedEmail"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "UserNameIndex",
-                table: "AspNetUsers",
-                column: "NormalizedUserName",
-                unique: true
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_RefreshTokens_TokenHash",
-                table: "RefreshTokens",
-                column: "TokenHash",
-                unique: true
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_RefreshTokens_UserId",
-                table: "RefreshTokens",
-                column: "UserId"
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "AspNetRoleClaims");
-
-            migrationBuilder.DropTable(name: "AspNetUserClaims");
-
-            migrationBuilder.DropTable(name: "AspNetUserLogins");
-
-            migrationBuilder.DropTable(name: "AspNetUserRoles");
-
-            migrationBuilder.DropTable(name: "AspNetUserTokens");
-
-            migrationBuilder.DropTable(name: "RefreshTokens");
-
-            migrationBuilder.DropTable(name: "AspNetRoles");
-
-            migrationBuilder.DropTable(name: "AspNetUsers");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class InitialCreate : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "AspNetRoles",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    IsSystem = table.Column<bool>(type: "boolean", nullable: false),
+                    Name = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: true
+                    ),
+                    NormalizedName = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: true
+                    ),
+                    ConcurrencyStamp = table.Column<string>(type: "text", nullable: true),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_AspNetRoles", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "AspNetUsers",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    IsBlocked = table.Column<bool>(type: "boolean", nullable: false),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                    UserName = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: true
+                    ),
+                    NormalizedUserName = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: true
+                    ),
+                    Email = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: true
+                    ),
+                    NormalizedEmail = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: true
+                    ),
+                    EmailConfirmed = table.Column<bool>(type: "boolean", nullable: false),
+                    PasswordHash = table.Column<string>(type: "text", nullable: true),
+                    SecurityStamp = table.Column<string>(type: "text", nullable: true),
+                    ConcurrencyStamp = table.Column<string>(type: "text", nullable: true),
+                    PhoneNumber = table.Column<string>(type: "text", nullable: true),
+                    PhoneNumberConfirmed = table.Column<bool>(type: "boolean", nullable: false),
+                    TwoFactorEnabled = table.Column<bool>(type: "boolean", nullable: false),
+                    LockoutEnd = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: true
+                    ),
+                    LockoutEnabled = table.Column<bool>(type: "boolean", nullable: false),
+                    AccessFailedCount = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_AspNetUsers", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "RefreshTokens",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
+                    TokenHash = table.Column<string>(type: "text", nullable: false),
+                    ExpiresAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                    RevokedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: true
+                    ),
+                    ReplacedByTokenHash = table.Column<string>(type: "text", nullable: true),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_RefreshTokens", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "AspNetRoleClaims",
+                columns: table => new
+                {
+                    Id = table
+                        .Column<int>(type: "integer", nullable: false)
+                        .Annotation(
+                            "Npgsql:ValueGenerationStrategy",
+                            NpgsqlValueGenerationStrategy.IdentityByDefaultColumn
+                        ),
+                    RoleId = table.Column<Guid>(type: "uuid", nullable: false),
+                    ClaimType = table.Column<string>(type: "text", nullable: true),
+                    ClaimValue = table.Column<string>(type: "text", nullable: true),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_AspNetRoleClaims", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_AspNetRoleClaims_AspNetRoles_RoleId",
+                        column: x => x.RoleId,
+                        principalTable: "AspNetRoles",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "AspNetUserClaims",
+                columns: table => new
+                {
+                    Id = table
+                        .Column<int>(type: "integer", nullable: false)
+                        .Annotation(
+                            "Npgsql:ValueGenerationStrategy",
+                            NpgsqlValueGenerationStrategy.IdentityByDefaultColumn
+                        ),
+                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
+                    ClaimType = table.Column<string>(type: "text", nullable: true),
+                    ClaimValue = table.Column<string>(type: "text", nullable: true),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_AspNetUserClaims", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_AspNetUserClaims_AspNetUsers_UserId",
+                        column: x => x.UserId,
+                        principalTable: "AspNetUsers",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "AspNetUserLogins",
+                columns: table => new
+                {
+                    LoginProvider = table.Column<string>(type: "text", nullable: false),
+                    ProviderKey = table.Column<string>(type: "text", nullable: false),
+                    ProviderDisplayName = table.Column<string>(type: "text", nullable: true),
+                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey(
+                        "PK_AspNetUserLogins",
+                        x => new { x.LoginProvider, x.ProviderKey }
+                    );
+                    table.ForeignKey(
+                        name: "FK_AspNetUserLogins_AspNetUsers_UserId",
+                        column: x => x.UserId,
+                        principalTable: "AspNetUsers",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "AspNetUserRoles",
+                columns: table => new
+                {
+                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
+                    RoleId = table.Column<Guid>(type: "uuid", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_AspNetUserRoles", x => new { x.UserId, x.RoleId });
+                    table.ForeignKey(
+                        name: "FK_AspNetUserRoles_AspNetRoles_RoleId",
+                        column: x => x.RoleId,
+                        principalTable: "AspNetRoles",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                    table.ForeignKey(
+                        name: "FK_AspNetUserRoles_AspNetUsers_UserId",
+                        column: x => x.UserId,
+                        principalTable: "AspNetUsers",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "AspNetUserTokens",
+                columns: table => new
+                {
+                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
+                    LoginProvider = table.Column<string>(type: "text", nullable: false),
+                    Name = table.Column<string>(type: "text", nullable: false),
+                    Value = table.Column<string>(type: "text", nullable: true),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey(
+                        "PK_AspNetUserTokens",
+                        x => new
+                        {
+                            x.UserId,
+                            x.LoginProvider,
+                            x.Name,
+                        }
+                    );
+                    table.ForeignKey(
+                        name: "FK_AspNetUserTokens_AspNetUsers_UserId",
+                        column: x => x.UserId,
+                        principalTable: "AspNetUsers",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_AspNetRoleClaims_RoleId",
+                table: "AspNetRoleClaims",
+                column: "RoleId"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "RoleNameIndex",
+                table: "AspNetRoles",
+                column: "NormalizedName",
+                unique: true
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_AspNetUserClaims_UserId",
+                table: "AspNetUserClaims",
+                column: "UserId"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_AspNetUserLogins_UserId",
+                table: "AspNetUserLogins",
+                column: "UserId"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_AspNetUserRoles_RoleId",
+                table: "AspNetUserRoles",
+                column: "RoleId"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "EmailIndex",
+                table: "AspNetUsers",
+                column: "NormalizedEmail"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "UserNameIndex",
+                table: "AspNetUsers",
+                column: "NormalizedUserName",
+                unique: true
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_RefreshTokens_TokenHash",
+                table: "RefreshTokens",
+                column: "TokenHash",
+                unique: true
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_RefreshTokens_UserId",
+                table: "RefreshTokens",
+                column: "UserId"
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "AspNetRoleClaims");
+
+            migrationBuilder.DropTable(name: "AspNetUserClaims");
+
+            migrationBuilder.DropTable(name: "AspNetUserLogins");
+
+            migrationBuilder.DropTable(name: "AspNetUserRoles");
+
+            migrationBuilder.DropTable(name: "AspNetUserTokens");
+
+            migrationBuilder.DropTable(name: "RefreshTokens");
+
+            migrationBuilder.DropTable(name: "AspNetRoles");
+
+            migrationBuilder.DropTable(name: "AspNetUsers");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260724052802_AddMediaAssets.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260724052802_AddMediaAssets.cs
index c417858..0dc8296 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260724052802_AddMediaAssets.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260724052802_AddMediaAssets.cs
@@ -1,90 +1,90 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddMediaAssets : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "MediaAssets",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    OriginalFileName = table.Column<string>(
-                        type: "character varying(512)",
-                        maxLength: 512,
-                        nullable: false
-                    ),
-                    OriginalExtension = table.Column<string>(
-                        type: "character varying(16)",
-                        maxLength: 16,
-                        nullable: false
-                    ),
-                    Source = table.Column<int>(type: "integer", nullable: false),
-                    Status = table.Column<int>(type: "integer", nullable: false),
-                    Duration = table.Column<TimeSpan>(type: "interval", nullable: true),
-                    SegmentSeconds = table.Column<int>(type: "integer", nullable: true),
-                    SegmentCount = table.Column<int>(type: "integer", nullable: true),
-                    Width = table.Column<int>(type: "integer", nullable: true),
-                    Height = table.Column<int>(type: "integer", nullable: true),
-                    VideoCodec = table.Column<string>(
-                        type: "character varying(32)",
-                        maxLength: 32,
-                        nullable: true
-                    ),
-                    AudioCodec = table.Column<string>(
-                        type: "character varying(32)",
-                        maxLength: 32,
-                        nullable: true
-                    ),
-                    RelativePath = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: true
-                    ),
-                    ErrorMessage = table.Column<string>(
-                        type: "character varying(2048)",
-                        maxLength: 2048,
-                        nullable: true
-                    ),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                    UpdatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_MediaAssets", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_MediaAssets_CreatedAt",
-                table: "MediaAssets",
-                column: "CreatedAt"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_MediaAssets_Status",
-                table: "MediaAssets",
-                column: "Status"
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "MediaAssets");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddMediaAssets : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "MediaAssets",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    OriginalFileName = table.Column<string>(
+                        type: "character varying(512)",
+                        maxLength: 512,
+                        nullable: false
+                    ),
+                    OriginalExtension = table.Column<string>(
+                        type: "character varying(16)",
+                        maxLength: 16,
+                        nullable: false
+                    ),
+                    Source = table.Column<int>(type: "integer", nullable: false),
+                    Status = table.Column<int>(type: "integer", nullable: false),
+                    Duration = table.Column<TimeSpan>(type: "interval", nullable: true),
+                    SegmentSeconds = table.Column<int>(type: "integer", nullable: true),
+                    SegmentCount = table.Column<int>(type: "integer", nullable: true),
+                    Width = table.Column<int>(type: "integer", nullable: true),
+                    Height = table.Column<int>(type: "integer", nullable: true),
+                    VideoCodec = table.Column<string>(
+                        type: "character varying(32)",
+                        maxLength: 32,
+                        nullable: true
+                    ),
+                    AudioCodec = table.Column<string>(
+                        type: "character varying(32)",
+                        maxLength: 32,
+                        nullable: true
+                    ),
+                    RelativePath = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: true
+                    ),
+                    ErrorMessage = table.Column<string>(
+                        type: "character varying(2048)",
+                        maxLength: 2048,
+                        nullable: true
+                    ),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                    UpdatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_MediaAssets", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_MediaAssets_CreatedAt",
+                table: "MediaAssets",
+                column: "CreatedAt"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_MediaAssets_Status",
+                table: "MediaAssets",
+                column: "Status"
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "MediaAssets");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260724055417_AddBroadcastAndLibrary.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260724055417_AddBroadcastAndLibrary.cs
index 8c684b7..d7d3d31 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260724055417_AddBroadcastAndLibrary.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260724055417_AddBroadcastAndLibrary.cs
@@ -1,308 +1,308 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddBroadcastAndLibrary : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "Channels",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    Name = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: false
-                    ),
-                    Slug = table.Column<string>(
-                        type: "character varying(128)",
-                        maxLength: 128,
-                        nullable: false
-                    ),
-                    IsEnabled = table.Column<bool>(type: "boolean", nullable: false),
-                    EpochUtc = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                    AdInsertion = table.Column<int>(type: "integer", nullable: false),
-                    AdsPerBreak = table.Column<int>(type: "integer", nullable: false),
-                    FillerAssetId = table.Column<Guid>(type: "uuid", nullable: true),
-                    NextAdIndex = table.Column<int>(type: "integer", nullable: false),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_Channels", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ScheduleEntries",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
-                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Kind = table.Column<int>(type: "integer", nullable: false),
-                    StartsAtUtc = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                    EndsAtUtc = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                    ShowId = table.Column<Guid>(type: "uuid", nullable: true),
-                    EpisodeIndex = table.Column<int>(type: "integer", nullable: true),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ScheduleEntries", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "Shows",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    Name = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: false
-                    ),
-                    Description = table.Column<string>(
-                        type: "character varying(2048)",
-                        maxLength: 2048,
-                        nullable: true
-                    ),
-                    Kind = table.Column<int>(type: "integer", nullable: false),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_Shows", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ChannelAd",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
-                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Position = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ChannelAd", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_ChannelAd_Channels_ChannelId",
-                        column: x => x.ChannelId,
-                        principalTable: "Channels",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ChannelShow",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
-                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Weight = table.Column<int>(type: "integer", nullable: false),
-                    BlockMode = table.Column<int>(type: "integer", nullable: false),
-                    BlockValue = table.Column<int>(type: "integer", nullable: false),
-                    IsEnabled = table.Column<bool>(type: "boolean", nullable: false),
-                    NextEpisodeIndex = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ChannelShow", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_ChannelShow_Channels_ChannelId",
-                        column: x => x.ChannelId,
-                        principalTable: "Channels",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ProgrammingOverride",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Mode = table.Column<int>(type: "integer", nullable: false),
-                    StartsAtUtc = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                    EndsAtUtc = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ProgrammingOverride", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_ProgrammingOverride_Channels_ChannelId",
-                        column: x => x.ChannelId,
-                        principalTable: "Channels",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ShowEpisode",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
-                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Position = table.Column<int>(type: "integer", nullable: false),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ShowEpisode", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_ShowEpisode_Shows_ShowId",
-                        column: x => x.ShowId,
-                        principalTable: "Shows",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "OverrideShow",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ProgrammingOverrideId = table.Column<Guid>(type: "uuid", nullable: false),
-                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Weight = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_OverrideShow", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_OverrideShow_ProgrammingOverride_ProgrammingOverrideId",
-                        column: x => x.ProgrammingOverrideId,
-                        principalTable: "ProgrammingOverride",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ChannelAd_ChannelId_Position",
-                table: "ChannelAd",
-                columns: new[] { "ChannelId", "Position" }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_Channels_Slug",
-                table: "Channels",
-                column: "Slug",
-                unique: true
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ChannelShow_ChannelId_ShowId",
-                table: "ChannelShow",
-                columns: new[] { "ChannelId", "ShowId" }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_OverrideShow_ProgrammingOverrideId",
-                table: "OverrideShow",
-                column: "ProgrammingOverrideId"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ProgrammingOverride_ChannelId_StartsAtUtc_EndsAtUtc",
-                table: "ProgrammingOverride",
-                columns: new[] { "ChannelId", "StartsAtUtc", "EndsAtUtc" }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ScheduleEntries_ChannelId_EndsAtUtc",
-                table: "ScheduleEntries",
-                columns: new[] { "ChannelId", "EndsAtUtc" }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ScheduleEntries_ChannelId_ShowId",
-                table: "ScheduleEntries",
-                columns: new[] { "ChannelId", "ShowId" }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ScheduleEntries_ChannelId_StartsAtUtc",
-                table: "ScheduleEntries",
-                columns: new[] { "ChannelId", "StartsAtUtc" }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ShowEpisode_MediaAssetId",
-                table: "ShowEpisode",
-                column: "MediaAssetId"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ShowEpisode_ShowId_Position",
-                table: "ShowEpisode",
-                columns: new[] { "ShowId", "Position" }
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "ChannelAd");
-
-            migrationBuilder.DropTable(name: "ChannelShow");
-
-            migrationBuilder.DropTable(name: "OverrideShow");
-
-            migrationBuilder.DropTable(name: "ScheduleEntries");
-
-            migrationBuilder.DropTable(name: "ShowEpisode");
-
-            migrationBuilder.DropTable(name: "ProgrammingOverride");
-
-            migrationBuilder.DropTable(name: "Shows");
-
-            migrationBuilder.DropTable(name: "Channels");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddBroadcastAndLibrary : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Channels",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    Name = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: false
+                    ),
+                    Slug = table.Column<string>(
+                        type: "character varying(128)",
+                        maxLength: 128,
+                        nullable: false
+                    ),
+                    IsEnabled = table.Column<bool>(type: "boolean", nullable: false),
+                    EpochUtc = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                    AdInsertion = table.Column<int>(type: "integer", nullable: false),
+                    AdsPerBreak = table.Column<int>(type: "integer", nullable: false),
+                    FillerAssetId = table.Column<Guid>(type: "uuid", nullable: true),
+                    NextAdIndex = table.Column<int>(type: "integer", nullable: false),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Channels", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ScheduleEntries",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
+                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Kind = table.Column<int>(type: "integer", nullable: false),
+                    StartsAtUtc = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                    EndsAtUtc = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                    ShowId = table.Column<Guid>(type: "uuid", nullable: true),
+                    EpisodeIndex = table.Column<int>(type: "integer", nullable: true),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ScheduleEntries", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "Shows",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    Name = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: false
+                    ),
+                    Description = table.Column<string>(
+                        type: "character varying(2048)",
+                        maxLength: 2048,
+                        nullable: true
+                    ),
+                    Kind = table.Column<int>(type: "integer", nullable: false),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Shows", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ChannelAd",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
+                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Position = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ChannelAd", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ChannelAd_Channels_ChannelId",
+                        column: x => x.ChannelId,
+                        principalTable: "Channels",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ChannelShow",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
+                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Weight = table.Column<int>(type: "integer", nullable: false),
+                    BlockMode = table.Column<int>(type: "integer", nullable: false),
+                    BlockValue = table.Column<int>(type: "integer", nullable: false),
+                    IsEnabled = table.Column<bool>(type: "boolean", nullable: false),
+                    NextEpisodeIndex = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ChannelShow", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ChannelShow_Channels_ChannelId",
+                        column: x => x.ChannelId,
+                        principalTable: "Channels",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ProgrammingOverride",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Mode = table.Column<int>(type: "integer", nullable: false),
+                    StartsAtUtc = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                    EndsAtUtc = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ProgrammingOverride", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ProgrammingOverride_Channels_ChannelId",
+                        column: x => x.ChannelId,
+                        principalTable: "Channels",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ShowEpisode",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
+                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Position = table.Column<int>(type: "integer", nullable: false),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ShowEpisode", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ShowEpisode_Shows_ShowId",
+                        column: x => x.ShowId,
+                        principalTable: "Shows",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "OverrideShow",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ProgrammingOverrideId = table.Column<Guid>(type: "uuid", nullable: false),
+                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Weight = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_OverrideShow", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_OverrideShow_ProgrammingOverride_ProgrammingOverrideId",
+                        column: x => x.ProgrammingOverrideId,
+                        principalTable: "ProgrammingOverride",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ChannelAd_ChannelId_Position",
+                table: "ChannelAd",
+                columns: new[] { "ChannelId", "Position" }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Channels_Slug",
+                table: "Channels",
+                column: "Slug",
+                unique: true
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ChannelShow_ChannelId_ShowId",
+                table: "ChannelShow",
+                columns: new[] { "ChannelId", "ShowId" }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_OverrideShow_ProgrammingOverrideId",
+                table: "OverrideShow",
+                column: "ProgrammingOverrideId"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ProgrammingOverride_ChannelId_StartsAtUtc_EndsAtUtc",
+                table: "ProgrammingOverride",
+                columns: new[] { "ChannelId", "StartsAtUtc", "EndsAtUtc" }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ScheduleEntries_ChannelId_EndsAtUtc",
+                table: "ScheduleEntries",
+                columns: new[] { "ChannelId", "EndsAtUtc" }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ScheduleEntries_ChannelId_ShowId",
+                table: "ScheduleEntries",
+                columns: new[] { "ChannelId", "ShowId" }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ScheduleEntries_ChannelId_StartsAtUtc",
+                table: "ScheduleEntries",
+                columns: new[] { "ChannelId", "StartsAtUtc" }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ShowEpisode_MediaAssetId",
+                table: "ShowEpisode",
+                column: "MediaAssetId"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ShowEpisode_ShowId_Position",
+                table: "ShowEpisode",
+                columns: new[] { "ShowId", "Position" }
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "ChannelAd");
+
+            migrationBuilder.DropTable(name: "ChannelShow");
+
+            migrationBuilder.DropTable(name: "OverrideShow");
+
+            migrationBuilder.DropTable(name: "ScheduleEntries");
+
+            migrationBuilder.DropTable(name: "ShowEpisode");
+
+            migrationBuilder.DropTable(name: "ProgrammingOverride");
+
+            migrationBuilder.DropTable(name: "Shows");
+
+            migrationBuilder.DropTable(name: "Channels");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260724204325_AddBumpers.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260724204325_AddBumpers.cs
index 8f3abaf..3bac54b 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260724204325_AddBumpers.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260724204325_AddBumpers.cs
@@ -1,61 +1,61 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddBumpers : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<bool>(
-                name: "BumpersEnabled",
-                table: "Channels",
-                type: "boolean",
-                nullable: false,
-                defaultValue: false
-            );
-
-            migrationBuilder.CreateTable(
-                name: "BumperAssets",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    FromShowId = table.Column<Guid>(type: "uuid", nullable: false),
-                    ToShowId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Signature = table.Column<string>(
-                        type: "character varying(128)",
-                        maxLength: 128,
-                        nullable: false
-                    ),
-                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_BumperAssets", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_BumperAssets_FromShowId_ToShowId_Signature",
-                table: "BumperAssets",
-                columns: new[] { "FromShowId", "ToShowId", "Signature" }
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "BumperAssets");
-
-            migrationBuilder.DropColumn(name: "BumpersEnabled", table: "Channels");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddBumpers : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<bool>(
+                name: "BumpersEnabled",
+                table: "Channels",
+                type: "boolean",
+                nullable: false,
+                defaultValue: false
+            );
+
+            migrationBuilder.CreateTable(
+                name: "BumperAssets",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    FromShowId = table.Column<Guid>(type: "uuid", nullable: false),
+                    ToShowId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Signature = table.Column<string>(
+                        type: "character varying(128)",
+                        maxLength: 128,
+                        nullable: false
+                    ),
+                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_BumperAssets", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_BumperAssets_FromShowId_ToShowId_Signature",
+                table: "BumperAssets",
+                columns: new[] { "FromShowId", "ToShowId", "Signature" }
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "BumperAssets");
+
+            migrationBuilder.DropColumn(name: "BumpersEnabled", table: "Channels");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260724210635_ChannelBumperSettings.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260724210635_ChannelBumperSettings.cs
index 41b2222..af1d6ed 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260724210635_ChannelBumperSettings.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260724210635_ChannelBumperSettings.cs
@@ -1,118 +1,118 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class ChannelBumperSettings : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<string>(
-                name: "BumperAccentColor",
-                table: "Channels",
-                type: "text",
-                nullable: false,
-                defaultValue: "0x38bdf8"
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperBackgroundColor",
-                table: "Channels",
-                type: "text",
-                nullable: false,
-                defaultValue: "0x0b1020"
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperBackgroundColor2",
-                table: "Channels",
-                type: "text",
-                nullable: false,
-                defaultValue: "0x1e293b"
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "BumperDurationSeconds",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 8
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "BumperFont",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "BumperMinIntervalMinutes",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperNextLabel",
-                table: "Channels",
-                type: "text",
-                nullable: false,
-                defaultValue: "ДАЛЕЕ"
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperNowLabel",
-                table: "Channels",
-                type: "text",
-                nullable: false,
-                defaultValue: "СЕЙЧАС"
-            );
-
-            migrationBuilder.AddColumn<bool>(
-                name: "BumperOnlyBetweenDifferentShows",
-                table: "Channels",
-                type: "boolean",
-                nullable: false,
-                defaultValue: true
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperTextColor",
-                table: "Channels",
-                type: "text",
-                nullable: false,
-                defaultValue: "white"
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "BumperAccentColor", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperBackgroundColor", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperBackgroundColor2", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperDurationSeconds", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperFont", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperMinIntervalMinutes", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperNextLabel", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperNowLabel", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperOnlyBetweenDifferentShows", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperTextColor", table: "Channels");
-        }
-    }
-}
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class ChannelBumperSettings : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "BumperAccentColor",
+                table: "Channels",
+                type: "text",
+                nullable: false,
+                defaultValue: "0x38bdf8"
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperBackgroundColor",
+                table: "Channels",
+                type: "text",
+                nullable: false,
+                defaultValue: "0x0b1020"
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperBackgroundColor2",
+                table: "Channels",
+                type: "text",
+                nullable: false,
+                defaultValue: "0x1e293b"
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "BumperDurationSeconds",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 8
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "BumperFont",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "BumperMinIntervalMinutes",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperNextLabel",
+                table: "Channels",
+                type: "text",
+                nullable: false,
+                defaultValue: "ДАЛЕЕ"
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperNowLabel",
+                table: "Channels",
+                type: "text",
+                nullable: false,
+                defaultValue: "СЕЙЧАС"
+            );
+
+            migrationBuilder.AddColumn<bool>(
+                name: "BumperOnlyBetweenDifferentShows",
+                table: "Channels",
+                type: "boolean",
+                nullable: false,
+                defaultValue: true
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperTextColor",
+                table: "Channels",
+                type: "text",
+                nullable: false,
+                defaultValue: "white"
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "BumperAccentColor", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperBackgroundColor", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperBackgroundColor2", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperDurationSeconds", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperFont", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperMinIntervalMinutes", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperNextLabel", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperNowLabel", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperOnlyBetweenDifferentShows", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperTextColor", table: "Channels");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260724212853_BumperFilesAndJingles.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260724212853_BumperFilesAndJingles.cs
index aac7d80..893fe00 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260724212853_BumperFilesAndJingles.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260724212853_BumperFilesAndJingles.cs
@@ -1,97 +1,97 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class BumperFilesAndJingles : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<string>(
-                name: "BumperBackgroundExtension",
-                table: "Channels",
-                type: "text",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "BumperMode",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperMusicExtension",
-                table: "Channels",
-                type: "text",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "BumperRevision",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "NextJingleIndex",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ChannelJingle",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
-                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Position = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ChannelJingle", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_ChannelJingle_Channels_ChannelId",
-                        column: x => x.ChannelId,
-                        principalTable: "Channels",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ChannelJingle_ChannelId_Position",
-                table: "ChannelJingle",
-                columns: new[] { "ChannelId", "Position" }
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "ChannelJingle");
-
-            migrationBuilder.DropColumn(name: "BumperBackgroundExtension", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperMode", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperMusicExtension", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperRevision", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "NextJingleIndex", table: "Channels");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class BumperFilesAndJingles : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "BumperBackgroundExtension",
+                table: "Channels",
+                type: "text",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "BumperMode",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperMusicExtension",
+                table: "Channels",
+                type: "text",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "BumperRevision",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "NextJingleIndex",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ChannelJingle",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
+                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Position = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ChannelJingle", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ChannelJingle_Channels_ChannelId",
+                        column: x => x.ChannelId,
+                        principalTable: "Channels",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ChannelJingle_ChannelId_Position",
+                table: "ChannelJingle",
+                columns: new[] { "ChannelId", "Position" }
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "ChannelJingle");
+
+            migrationBuilder.DropColumn(name: "BumperBackgroundExtension", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperMode", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperMusicExtension", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperRevision", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "NextJingleIndex", table: "Channels");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725041827_AppSettings.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725041827_AppSettings.cs
index cfbe647..48912d6 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725041827_AppSettings.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725041827_AppSettings.cs
@@ -1,41 +1,41 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class AppSettings : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "AppSettings",
-                columns: table => new
-                {
-                    Key = table.Column<string>(
-                        type: "character varying(128)",
-                        maxLength: 128,
-                        nullable: false
-                    ),
-                    Value = table.Column<string>(
-                        type: "character varying(1024)",
-                        maxLength: 1024,
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_AppSettings", x => x.Key);
-                }
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "AppSettings");
-        }
-    }
-}
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AppSettings : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "AppSettings",
+                columns: table => new
+                {
+                    Key = table.Column<string>(
+                        type: "character varying(128)",
+                        maxLength: 128,
+                        nullable: false
+                    ),
+                    Value = table.Column<string>(
+                        type: "character varying(1024)",
+                        maxLength: 1024,
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_AppSettings", x => x.Key);
+                }
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "AppSettings");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725055823_ShowMetadata.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725055823_ShowMetadata.cs
index 2769e12..a49d918 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725055823_ShowMetadata.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725055823_ShowMetadata.cs
@@ -1,57 +1,57 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class ShowMetadata : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<string>(
-                name: "MetadataExternalId",
-                table: "Shows",
-                type: "character varying(64)",
-                maxLength: 64,
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "MetadataProvider",
-                table: "Shows",
-                type: "character varying(16)",
-                maxLength: 16,
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "PosterPath",
-                table: "Shows",
-                type: "character varying(256)",
-                maxLength: 256,
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "Year",
-                table: "Shows",
-                type: "integer",
-                nullable: true
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "MetadataExternalId", table: "Shows");
-
-            migrationBuilder.DropColumn(name: "MetadataProvider", table: "Shows");
-
-            migrationBuilder.DropColumn(name: "PosterPath", table: "Shows");
-
-            migrationBuilder.DropColumn(name: "Year", table: "Shows");
-        }
-    }
-}
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class ShowMetadata : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "MetadataExternalId",
+                table: "Shows",
+                type: "character varying(64)",
+                maxLength: 64,
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "MetadataProvider",
+                table: "Shows",
+                type: "character varying(16)",
+                maxLength: 16,
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "PosterPath",
+                table: "Shows",
+                type: "character varying(256)",
+                maxLength: 256,
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "Year",
+                table: "Shows",
+                type: "integer",
+                nullable: true
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "MetadataExternalId", table: "Shows");
+
+            migrationBuilder.DropColumn(name: "MetadataProvider", table: "Shows");
+
+            migrationBuilder.DropColumn(name: "PosterPath", table: "Shows");
+
+            migrationBuilder.DropColumn(name: "Year", table: "Shows");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725061302_EpisodeMetadata.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725061302_EpisodeMetadata.cs
index 83a5d06..f04c44c 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725061302_EpisodeMetadata.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725061302_EpisodeMetadata.cs
@@ -1,76 +1,76 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class EpisodeMetadata : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<DateOnly>(
-                name: "AirDate",
-                table: "ShowEpisode",
-                type: "date",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "Episode",
-                table: "ShowEpisode",
-                type: "integer",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "Overview",
-                table: "ShowEpisode",
-                type: "character varying(4096)",
-                maxLength: 4096,
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "Season",
-                table: "ShowEpisode",
-                type: "integer",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "StillPath",
-                table: "ShowEpisode",
-                type: "character varying(256)",
-                maxLength: 256,
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "Title",
-                table: "ShowEpisode",
-                type: "character varying(512)",
-                maxLength: 512,
-                nullable: true
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "AirDate", table: "ShowEpisode");
-
-            migrationBuilder.DropColumn(name: "Episode", table: "ShowEpisode");
-
-            migrationBuilder.DropColumn(name: "Overview", table: "ShowEpisode");
-
-            migrationBuilder.DropColumn(name: "Season", table: "ShowEpisode");
-
-            migrationBuilder.DropColumn(name: "StillPath", table: "ShowEpisode");
-
-            migrationBuilder.DropColumn(name: "Title", table: "ShowEpisode");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class EpisodeMetadata : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<DateOnly>(
+                name: "AirDate",
+                table: "ShowEpisode",
+                type: "date",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "Episode",
+                table: "ShowEpisode",
+                type: "integer",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "Overview",
+                table: "ShowEpisode",
+                type: "character varying(4096)",
+                maxLength: 4096,
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "Season",
+                table: "ShowEpisode",
+                type: "integer",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "StillPath",
+                table: "ShowEpisode",
+                type: "character varying(256)",
+                maxLength: 256,
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "Title",
+                table: "ShowEpisode",
+                type: "character varying(512)",
+                maxLength: 512,
+                nullable: true
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "AirDate", table: "ShowEpisode");
+
+            migrationBuilder.DropColumn(name: "Episode", table: "ShowEpisode");
+
+            migrationBuilder.DropColumn(name: "Overview", table: "ShowEpisode");
+
+            migrationBuilder.DropColumn(name: "Season", table: "ShowEpisode");
+
+            migrationBuilder.DropColumn(name: "StillPath", table: "ShowEpisode");
+
+            migrationBuilder.DropColumn(name: "Title", table: "ShowEpisode");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725074209_BumperTemplates.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725074209_BumperTemplates.cs
index 27fc2fd..ac931ed 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725074209_BumperTemplates.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725074209_BumperTemplates.cs
@@ -1,246 +1,246 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class BumperTemplates : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "ChannelJingle");
-
-            migrationBuilder.DropColumn(name: "BumperAccentColor", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperBackgroundColor", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperBackgroundColor2", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperBackgroundExtension", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperDurationSeconds", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperMode", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperMusicExtension", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperTextColor", table: "Channels");
-
-            migrationBuilder.RenameColumn(
-                name: "NextJingleIndex",
-                table: "Channels",
-                newName: "NextBumperIndex"
-            );
-
-            // Ревизия файлов уехала на блоки заставок — старый счётчик не переносим, стратегия по
-            // умолчанию Rotation (0).
-            migrationBuilder.DropColumn(name: "BumperRevision", table: "Channels");
-
-            migrationBuilder.AddColumn<int>(
-                name: "BumperSelection",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.CreateTable(
-                name: "BumperTemplate",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Position = table.Column<int>(type: "integer", nullable: false),
-                    Name = table.Column<string>(
-                        type: "character varying(64)",
-                        maxLength: 64,
-                        nullable: false
-                    ),
-                    BackgroundColor = table.Column<string>(
-                        type: "character varying(32)",
-                        maxLength: 32,
-                        nullable: false
-                    ),
-                    BackgroundColor2 = table.Column<string>(
-                        type: "character varying(32)",
-                        maxLength: 32,
-                        nullable: false
-                    ),
-                    AccentColor = table.Column<string>(
-                        type: "character varying(32)",
-                        maxLength: 32,
-                        nullable: false
-                    ),
-                    TextColor = table.Column<string>(
-                        type: "character varying(32)",
-                        maxLength: 32,
-                        nullable: false
-                    ),
-                    BackgroundImageExtension = table.Column<string>(
-                        type: "character varying(16)",
-                        maxLength: 16,
-                        nullable: true
-                    ),
-                    AudioExtension = table.Column<string>(
-                        type: "character varying(16)",
-                        maxLength: 16,
-                        nullable: true
-                    ),
-                    AudioDurationSeconds = table.Column<double>(
-                        type: "double precision",
-                        nullable: true
-                    ),
-                    Revision = table.Column<int>(type: "integer", nullable: false),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_BumperTemplate", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_BumperTemplate_Channels_ChannelId",
-                        column: x => x.ChannelId,
-                        principalTable: "Channels",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_BumperTemplate_ChannelId_Position",
-                table: "BumperTemplate",
-                columns: new[] { "ChannelId", "Position" }
-            );
-
-            // Каждому существующему каналу — дефолтный блок заставки (Position 0, без звука/фона).
-            migrationBuilder.Sql(
-                """
-                INSERT INTO "BumperTemplate"
-                    ("Id", "ChannelId", "Position", "Name", "BackgroundColor", "BackgroundColor2",
-                     "AccentColor", "TextColor", "Revision", "CreatedAt")
-                SELECT gen_random_uuid(), c."Id", 0, 'Заставка 1', '0x0b1020', '0x1e293b',
-                       '0x38bdf8', 'white', 0, now()
-                FROM "Channels" c;
-                """
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "BumperTemplate");
-
-            migrationBuilder.RenameColumn(
-                name: "NextBumperIndex",
-                table: "Channels",
-                newName: "NextJingleIndex"
-            );
-
-            migrationBuilder.DropColumn(name: "BumperSelection", table: "Channels");
-
-            migrationBuilder.AddColumn<int>(
-                name: "BumperRevision",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperAccentColor",
-                table: "Channels",
-                type: "text",
-                nullable: false,
-                defaultValue: ""
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperBackgroundColor",
-                table: "Channels",
-                type: "text",
-                nullable: false,
-                defaultValue: ""
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperBackgroundColor2",
-                table: "Channels",
-                type: "text",
-                nullable: false,
-                defaultValue: ""
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperBackgroundExtension",
-                table: "Channels",
-                type: "text",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "BumperDurationSeconds",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "BumperMode",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperMusicExtension",
-                table: "Channels",
-                type: "text",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperTextColor",
-                table: "Channels",
-                type: "text",
-                nullable: false,
-                defaultValue: ""
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ChannelJingle",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
-                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Position = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ChannelJingle", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_ChannelJingle_Channels_ChannelId",
-                        column: x => x.ChannelId,
-                        principalTable: "Channels",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ChannelJingle_ChannelId_Position",
-                table: "ChannelJingle",
-                columns: new[] { "ChannelId", "Position" }
-            );
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class BumperTemplates : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "ChannelJingle");
+
+            migrationBuilder.DropColumn(name: "BumperAccentColor", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperBackgroundColor", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperBackgroundColor2", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperBackgroundExtension", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperDurationSeconds", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperMode", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperMusicExtension", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperTextColor", table: "Channels");
+
+            migrationBuilder.RenameColumn(
+                name: "NextJingleIndex",
+                table: "Channels",
+                newName: "NextBumperIndex"
+            );
+
+            // Ревизия файлов уехала на блоки заставок — старый счётчик не переносим, стратегия по
+            // умолчанию Rotation (0).
+            migrationBuilder.DropColumn(name: "BumperRevision", table: "Channels");
+
+            migrationBuilder.AddColumn<int>(
+                name: "BumperSelection",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.CreateTable(
+                name: "BumperTemplate",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Position = table.Column<int>(type: "integer", nullable: false),
+                    Name = table.Column<string>(
+                        type: "character varying(64)",
+                        maxLength: 64,
+                        nullable: false
+                    ),
+                    BackgroundColor = table.Column<string>(
+                        type: "character varying(32)",
+                        maxLength: 32,
+                        nullable: false
+                    ),
+                    BackgroundColor2 = table.Column<string>(
+                        type: "character varying(32)",
+                        maxLength: 32,
+                        nullable: false
+                    ),
+                    AccentColor = table.Column<string>(
+                        type: "character varying(32)",
+                        maxLength: 32,
+                        nullable: false
+                    ),
+                    TextColor = table.Column<string>(
+                        type: "character varying(32)",
+                        maxLength: 32,
+                        nullable: false
+                    ),
+                    BackgroundImageExtension = table.Column<string>(
+                        type: "character varying(16)",
+                        maxLength: 16,
+                        nullable: true
+                    ),
+                    AudioExtension = table.Column<string>(
+                        type: "character varying(16)",
+                        maxLength: 16,
+                        nullable: true
+                    ),
+                    AudioDurationSeconds = table.Column<double>(
+                        type: "double precision",
+                        nullable: true
+                    ),
+                    Revision = table.Column<int>(type: "integer", nullable: false),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_BumperTemplate", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_BumperTemplate_Channels_ChannelId",
+                        column: x => x.ChannelId,
+                        principalTable: "Channels",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_BumperTemplate_ChannelId_Position",
+                table: "BumperTemplate",
+                columns: new[] { "ChannelId", "Position" }
+            );
+
+            // Каждому существующему каналу — дефолтный блок заставки (Position 0, без звука/фона).
+            migrationBuilder.Sql(
+                """
+                INSERT INTO "BumperTemplate"
+                    ("Id", "ChannelId", "Position", "Name", "BackgroundColor", "BackgroundColor2",
+                     "AccentColor", "TextColor", "Revision", "CreatedAt")
+                SELECT gen_random_uuid(), c."Id", 0, 'Заставка 1', '0x0b1020', '0x1e293b',
+                       '0x38bdf8', 'white', 0, now()
+                FROM "Channels" c;
+                """
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "BumperTemplate");
+
+            migrationBuilder.RenameColumn(
+                name: "NextBumperIndex",
+                table: "Channels",
+                newName: "NextJingleIndex"
+            );
+
+            migrationBuilder.DropColumn(name: "BumperSelection", table: "Channels");
+
+            migrationBuilder.AddColumn<int>(
+                name: "BumperRevision",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperAccentColor",
+                table: "Channels",
+                type: "text",
+                nullable: false,
+                defaultValue: ""
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperBackgroundColor",
+                table: "Channels",
+                type: "text",
+                nullable: false,
+                defaultValue: ""
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperBackgroundColor2",
+                table: "Channels",
+                type: "text",
+                nullable: false,
+                defaultValue: ""
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperBackgroundExtension",
+                table: "Channels",
+                type: "text",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "BumperDurationSeconds",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "BumperMode",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperMusicExtension",
+                table: "Channels",
+                type: "text",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperTextColor",
+                table: "Channels",
+                type: "text",
+                nullable: false,
+                defaultValue: ""
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ChannelJingle",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
+                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Position = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ChannelJingle", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ChannelJingle_Channels_ChannelId",
+                        column: x => x.ChannelId,
+                        principalTable: "Channels",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ChannelJingle_ChannelId_Position",
+                table: "ChannelJingle",
+                columns: new[] { "ChannelId", "Position" }
+            );
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725080749_ShowOriginalName.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725080749_ShowOriginalName.cs
index d09cef4..a3484c9 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725080749_ShowOriginalName.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725080749_ShowOriginalName.cs
@@ -1,27 +1,27 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class ShowOriginalName : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<string>(
-                name: "OriginalName",
-                table: "Shows",
-                type: "text",
-                nullable: true
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "OriginalName", table: "Shows");
-        }
-    }
-}
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class ShowOriginalName : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "OriginalName",
+                table: "Shows",
+                type: "text",
+                nullable: true
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "OriginalName", table: "Shows");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725082032_ImageRegistry.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725082032_ImageRegistry.cs
index f54c7a0..1b44e86 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725082032_ImageRegistry.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725082032_ImageRegistry.cs
@@ -1,54 +1,54 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class ImageRegistry : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "Images",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    Category = table.Column<int>(type: "integer", nullable: false),
-                    FileExtension = table.Column<string>(
-                        type: "character varying(16)",
-                        maxLength: 16,
-                        nullable: false
-                    ),
-                    OriginalFileName = table.Column<string>(
-                        type: "character varying(512)",
-                        maxLength: 512,
-                        nullable: true
-                    ),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_Images", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_Images_Category_CreatedAt",
-                table: "Images",
-                columns: new[] { "Category", "CreatedAt" }
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "Images");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class ImageRegistry : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Images",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    Category = table.Column<int>(type: "integer", nullable: false),
+                    FileExtension = table.Column<string>(
+                        type: "character varying(16)",
+                        maxLength: 16,
+                        nullable: false
+                    ),
+                    OriginalFileName = table.Column<string>(
+                        type: "character varying(512)",
+                        maxLength: 512,
+                        nullable: true
+                    ),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Images", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Images_Category_CreatedAt",
+                table: "Images",
+                columns: new[] { "Category", "CreatedAt" }
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "Images");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725083827_ShowPosterImage.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725083827_ShowPosterImage.cs
index e8ad5bd..1776b59 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725083827_ShowPosterImage.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725083827_ShowPosterImage.cs
@@ -1,78 +1,78 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class ShowPosterImage : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AlterColumn<string>(
-                name: "OriginalName",
-                table: "Shows",
-                type: "character varying(256)",
-                maxLength: 256,
-                nullable: true,
-                oldClrType: typeof(string),
-                oldType: "text",
-                oldNullable: true
-            );
-
-            migrationBuilder.AddColumn<Guid>(
-                name: "PosterImageId",
-                table: "Shows",
-                type: "uuid",
-                nullable: true
-            );
-
-            // Переносим существующие постеры шоу в общий реестр изображений: на каждый постер —
-            // запись Images (Category=1 ShowPoster) с расширением из старого пути; файлы перекладывает
-            // startup-шаг RelocateLegacyImagesAsync. Затем удаляем колонку PosterPath.
-            migrationBuilder.Sql(
-                """
-                DO $$
-                DECLARE r RECORD; img uuid;
-                BEGIN
-                  FOR r IN SELECT "Id", "PosterPath" FROM "Shows" WHERE "PosterPath" IS NOT NULL LOOP
-                    img := gen_random_uuid();
-                    INSERT INTO "Images" ("Id", "Category", "FileExtension", "OriginalFileName", "CreatedAt")
-                    VALUES (img, 1, lower(coalesce(substring(r."PosterPath" from '\.[^.]*$'), '.jpg')), 'poster', now());
-                    UPDATE "Shows" SET "PosterImageId" = img WHERE "Id" = r."Id";
-                  END LOOP;
-                END $$;
-                """
-            );
-
-            migrationBuilder.DropColumn(name: "PosterPath", table: "Shows");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "PosterImageId", table: "Shows");
-
-            migrationBuilder.AlterColumn<string>(
-                name: "OriginalName",
-                table: "Shows",
-                type: "text",
-                nullable: true,
-                oldClrType: typeof(string),
-                oldType: "character varying(256)",
-                oldMaxLength: 256,
-                oldNullable: true
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "PosterPath",
-                table: "Shows",
-                type: "character varying(256)",
-                maxLength: 256,
-                nullable: true
-            );
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class ShowPosterImage : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<string>(
+                name: "OriginalName",
+                table: "Shows",
+                type: "character varying(256)",
+                maxLength: 256,
+                nullable: true,
+                oldClrType: typeof(string),
+                oldType: "text",
+                oldNullable: true
+            );
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "PosterImageId",
+                table: "Shows",
+                type: "uuid",
+                nullable: true
+            );
+
+            // Переносим существующие постеры шоу в общий реестр изображений: на каждый постер —
+            // запись Images (Category=1 ShowPoster) с расширением из старого пути; файлы перекладывает
+            // startup-шаг RelocateLegacyImagesAsync. Затем удаляем колонку PosterPath.
+            migrationBuilder.Sql(
+                """
+                DO $$
+                DECLARE r RECORD; img uuid;
+                BEGIN
+                  FOR r IN SELECT "Id", "PosterPath" FROM "Shows" WHERE "PosterPath" IS NOT NULL LOOP
+                    img := gen_random_uuid();
+                    INSERT INTO "Images" ("Id", "Category", "FileExtension", "OriginalFileName", "CreatedAt")
+                    VALUES (img, 1, lower(coalesce(substring(r."PosterPath" from '\.[^.]*$'), '.jpg')), 'poster', now());
+                    UPDATE "Shows" SET "PosterImageId" = img WHERE "Id" = r."Id";
+                  END LOOP;
+                END $$;
+                """
+            );
+
+            migrationBuilder.DropColumn(name: "PosterPath", table: "Shows");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "PosterImageId", table: "Shows");
+
+            migrationBuilder.AlterColumn<string>(
+                name: "OriginalName",
+                table: "Shows",
+                type: "text",
+                nullable: true,
+                oldClrType: typeof(string),
+                oldType: "character varying(256)",
+                oldMaxLength: 256,
+                oldNullable: true
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "PosterPath",
+                table: "Shows",
+                type: "character varying(256)",
+                maxLength: 256,
+                nullable: true
+            );
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725085149_EpisodeStillAndBumperBgImages.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725085149_EpisodeStillAndBumperBgImages.cs
index 75be8b2..fdfb267 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725085149_EpisodeStillAndBumperBgImages.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725085149_EpisodeStillAndBumperBgImages.cs
@@ -1,89 +1,89 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class EpisodeStillAndBumperBgImages : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<Guid>(
-                name: "StillImageId",
-                table: "ShowEpisode",
-                type: "uuid",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<Guid>(
-                name: "BackgroundImageId",
-                table: "BumperTemplate",
-                type: "uuid",
-                nullable: true
-            );
-
-            // Кадры серий → реестр (Category=2 EpisodeStill); файлы перекладывает RelocateLegacyImagesAsync.
-            migrationBuilder.Sql(
-                """
-                DO $$
-                DECLARE r RECORD; img uuid;
-                BEGIN
-                  FOR r IN SELECT "Id", "StillPath" FROM "ShowEpisode" WHERE "StillPath" IS NOT NULL LOOP
-                    img := gen_random_uuid();
-                    INSERT INTO "Images" ("Id", "Category", "FileExtension", "OriginalFileName", "CreatedAt")
-                    VALUES (img, 2, lower(coalesce(substring(r."StillPath" from '\.[^.]*$'), '.jpg')), 'still', now());
-                    UPDATE "ShowEpisode" SET "StillImageId" = img WHERE "Id" = r."Id";
-                  END LOOP;
-                END $$;
-                """
-            );
-
-            // Фоны блоков заставок → реестр (Category=3 BumperBackground).
-            migrationBuilder.Sql(
-                """
-                DO $$
-                DECLARE r RECORD; img uuid;
-                BEGIN
-                  FOR r IN SELECT "Id", "BackgroundImageExtension" FROM "BumperTemplate" WHERE "BackgroundImageExtension" IS NOT NULL LOOP
-                    img := gen_random_uuid();
-                    INSERT INTO "Images" ("Id", "Category", "FileExtension", "OriginalFileName", "CreatedAt")
-                    VALUES (img, 3, lower(r."BackgroundImageExtension"), 'background', now());
-                    UPDATE "BumperTemplate" SET "BackgroundImageId" = img WHERE "Id" = r."Id";
-                  END LOOP;
-                END $$;
-                """
-            );
-
-            migrationBuilder.DropColumn(name: "StillPath", table: "ShowEpisode");
-
-            migrationBuilder.DropColumn(name: "BackgroundImageExtension", table: "BumperTemplate");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "StillImageId", table: "ShowEpisode");
-
-            migrationBuilder.DropColumn(name: "BackgroundImageId", table: "BumperTemplate");
-
-            migrationBuilder.AddColumn<string>(
-                name: "StillPath",
-                table: "ShowEpisode",
-                type: "character varying(256)",
-                maxLength: 256,
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BackgroundImageExtension",
-                table: "BumperTemplate",
-                type: "character varying(16)",
-                maxLength: 16,
-                nullable: true
-            );
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class EpisodeStillAndBumperBgImages : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<Guid>(
+                name: "StillImageId",
+                table: "ShowEpisode",
+                type: "uuid",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "BackgroundImageId",
+                table: "BumperTemplate",
+                type: "uuid",
+                nullable: true
+            );
+
+            // Кадры серий → реестр (Category=2 EpisodeStill); файлы перекладывает RelocateLegacyImagesAsync.
+            migrationBuilder.Sql(
+                """
+                DO $$
+                DECLARE r RECORD; img uuid;
+                BEGIN
+                  FOR r IN SELECT "Id", "StillPath" FROM "ShowEpisode" WHERE "StillPath" IS NOT NULL LOOP
+                    img := gen_random_uuid();
+                    INSERT INTO "Images" ("Id", "Category", "FileExtension", "OriginalFileName", "CreatedAt")
+                    VALUES (img, 2, lower(coalesce(substring(r."StillPath" from '\.[^.]*$'), '.jpg')), 'still', now());
+                    UPDATE "ShowEpisode" SET "StillImageId" = img WHERE "Id" = r."Id";
+                  END LOOP;
+                END $$;
+                """
+            );
+
+            // Фоны блоков заставок → реестр (Category=3 BumperBackground).
+            migrationBuilder.Sql(
+                """
+                DO $$
+                DECLARE r RECORD; img uuid;
+                BEGIN
+                  FOR r IN SELECT "Id", "BackgroundImageExtension" FROM "BumperTemplate" WHERE "BackgroundImageExtension" IS NOT NULL LOOP
+                    img := gen_random_uuid();
+                    INSERT INTO "Images" ("Id", "Category", "FileExtension", "OriginalFileName", "CreatedAt")
+                    VALUES (img, 3, lower(r."BackgroundImageExtension"), 'background', now());
+                    UPDATE "BumperTemplate" SET "BackgroundImageId" = img WHERE "Id" = r."Id";
+                  END LOOP;
+                END $$;
+                """
+            );
+
+            migrationBuilder.DropColumn(name: "StillPath", table: "ShowEpisode");
+
+            migrationBuilder.DropColumn(name: "BackgroundImageExtension", table: "BumperTemplate");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "StillImageId", table: "ShowEpisode");
+
+            migrationBuilder.DropColumn(name: "BackgroundImageId", table: "BumperTemplate");
+
+            migrationBuilder.AddColumn<string>(
+                name: "StillPath",
+                table: "ShowEpisode",
+                type: "character varying(256)",
+                maxLength: 256,
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BackgroundImageExtension",
+                table: "BumperTemplate",
+                type: "character varying(16)",
+                maxLength: 16,
+                nullable: true
+            );
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725101820_BumperTextVariants.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725101820_BumperTextVariants.cs
index c6ea1f4..989eda2 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725101820_BumperTextVariants.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725101820_BumperTextVariants.cs
@@ -1,131 +1,131 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class BumperTextVariants : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "BumperTextVariant",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    BumperTemplateId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Position = table.Column<int>(type: "integer", nullable: false),
-                    Name = table.Column<string>(
-                        type: "character varying(64)",
-                        maxLength: 64,
-                        nullable: false
-                    ),
-                    Kind = table.Column<int>(type: "integer", nullable: false),
-                    NowLabel = table.Column<string>(
-                        type: "character varying(64)",
-                        maxLength: 64,
-                        nullable: false
-                    ),
-                    NextLabel = table.Column<string>(
-                        type: "character varying(64)",
-                        maxLength: 64,
-                        nullable: false
-                    ),
-                    Line1 = table.Column<string>(
-                        type: "character varying(120)",
-                        maxLength: 120,
-                        nullable: false
-                    ),
-                    Line2 = table.Column<string>(
-                        type: "character varying(120)",
-                        maxLength: 120,
-                        nullable: false
-                    ),
-                    Trigger = table.Column<int>(type: "integer", nullable: false),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_BumperTextVariant", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_BumperTextVariant_BumperTemplate_BumperTemplateId",
-                        column: x => x.BumperTemplateId,
-                        principalTable: "BumperTemplate",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_BumperTextVariant_BumperTemplateId_Position",
-                table: "BumperTextVariant",
-                columns: new[] { "BumperTemplateId", "Position" }
-            );
-
-            // Каждому блоку — дефолтный подблок «Сейчас/Далее» с прежними подписями канала; правило
-            // показа переносим из старой галочки (только на смене шоу → OnShowChange=0, иначе Both=2).
-            migrationBuilder.Sql(
-                """
-                DO $$
-                DECLARE r RECORD;
-                BEGIN
-                  FOR r IN
-                    SELECT t."Id" AS tid, c."BumperNowLabel" AS nl, c."BumperNextLabel" AS xl,
-                           c."BumperOnlyBetweenDifferentShows" AS only_diff
-                    FROM "BumperTemplate" t
-                    JOIN "Channels" c ON c."Id" = t."ChannelId"
-                  LOOP
-                    INSERT INTO "BumperTextVariant"
-                      ("Id", "BumperTemplateId", "Position", "Name", "Kind",
-                       "NowLabel", "NextLabel", "Line1", "Line2", "Trigger", "CreatedAt")
-                    VALUES (gen_random_uuid(), r.tid, 0, 'Текст 1', 0,
-                            COALESCE(NULLIF(r.nl, ''), 'СЕЙЧАС'), COALESCE(NULLIF(r.xl, ''), 'ДАЛЕЕ'),
-                            '', '', CASE WHEN r.only_diff THEN 0 ELSE 2 END, now());
-                  END LOOP;
-                END $$;
-                """
-            );
-
-            migrationBuilder.DropColumn(name: "BumperNextLabel", table: "Channels");
-            migrationBuilder.DropColumn(name: "BumperNowLabel", table: "Channels");
-            migrationBuilder.DropColumn(name: "BumperOnlyBetweenDifferentShows", table: "Channels");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "BumperTextVariant");
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperNextLabel",
-                table: "Channels",
-                type: "text",
-                nullable: false,
-                defaultValue: ""
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "BumperNowLabel",
-                table: "Channels",
-                type: "text",
-                nullable: false,
-                defaultValue: ""
-            );
-
-            migrationBuilder.AddColumn<bool>(
-                name: "BumperOnlyBetweenDifferentShows",
-                table: "Channels",
-                type: "boolean",
-                nullable: false,
-                defaultValue: false
-            );
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class BumperTextVariants : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "BumperTextVariant",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    BumperTemplateId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Position = table.Column<int>(type: "integer", nullable: false),
+                    Name = table.Column<string>(
+                        type: "character varying(64)",
+                        maxLength: 64,
+                        nullable: false
+                    ),
+                    Kind = table.Column<int>(type: "integer", nullable: false),
+                    NowLabel = table.Column<string>(
+                        type: "character varying(64)",
+                        maxLength: 64,
+                        nullable: false
+                    ),
+                    NextLabel = table.Column<string>(
+                        type: "character varying(64)",
+                        maxLength: 64,
+                        nullable: false
+                    ),
+                    Line1 = table.Column<string>(
+                        type: "character varying(120)",
+                        maxLength: 120,
+                        nullable: false
+                    ),
+                    Line2 = table.Column<string>(
+                        type: "character varying(120)",
+                        maxLength: 120,
+                        nullable: false
+                    ),
+                    Trigger = table.Column<int>(type: "integer", nullable: false),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_BumperTextVariant", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_BumperTextVariant_BumperTemplate_BumperTemplateId",
+                        column: x => x.BumperTemplateId,
+                        principalTable: "BumperTemplate",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_BumperTextVariant_BumperTemplateId_Position",
+                table: "BumperTextVariant",
+                columns: new[] { "BumperTemplateId", "Position" }
+            );
+
+            // Каждому блоку — дефолтный подблок «Сейчас/Далее» с прежними подписями канала; правило
+            // показа переносим из старой галочки (только на смене шоу → OnShowChange=0, иначе Both=2).
+            migrationBuilder.Sql(
+                """
+                DO $$
+                DECLARE r RECORD;
+                BEGIN
+                  FOR r IN
+                    SELECT t."Id" AS tid, c."BumperNowLabel" AS nl, c."BumperNextLabel" AS xl,
+                           c."BumperOnlyBetweenDifferentShows" AS only_diff
+                    FROM "BumperTemplate" t
+                    JOIN "Channels" c ON c."Id" = t."ChannelId"
+                  LOOP
+                    INSERT INTO "BumperTextVariant"
+                      ("Id", "BumperTemplateId", "Position", "Name", "Kind",
+                       "NowLabel", "NextLabel", "Line1", "Line2", "Trigger", "CreatedAt")
+                    VALUES (gen_random_uuid(), r.tid, 0, 'Текст 1', 0,
+                            COALESCE(NULLIF(r.nl, ''), 'СЕЙЧАС'), COALESCE(NULLIF(r.xl, ''), 'ДАЛЕЕ'),
+                            '', '', CASE WHEN r.only_diff THEN 0 ELSE 2 END, now());
+                  END LOOP;
+                END $$;
+                """
+            );
+
+            migrationBuilder.DropColumn(name: "BumperNextLabel", table: "Channels");
+            migrationBuilder.DropColumn(name: "BumperNowLabel", table: "Channels");
+            migrationBuilder.DropColumn(name: "BumperOnlyBetweenDifferentShows", table: "Channels");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "BumperTextVariant");
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperNextLabel",
+                table: "Channels",
+                type: "text",
+                nullable: false,
+                defaultValue: ""
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "BumperNowLabel",
+                table: "Channels",
+                type: "text",
+                nullable: false,
+                defaultValue: ""
+            );
+
+            migrationBuilder.AddColumn<bool>(
+                name: "BumperOnlyBetweenDifferentShows",
+                table: "Channels",
+                type: "boolean",
+                nullable: false,
+                defaultValue: false
+            );
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725105210_BumperChancesWeightsAndScheduleVariant.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725105210_BumperChancesWeightsAndScheduleVariant.cs
index d98ebaa..87751d5 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725105210_BumperChancesWeightsAndScheduleVariant.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725105210_BumperChancesWeightsAndScheduleVariant.cs
@@ -1,125 +1,125 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class BumperChancesWeightsAndScheduleVariant : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropForeignKey(
-                name: "FK_BumperTextVariant_BumperTemplate_BumperTemplateId",
-                table: "BumperTextVariant"
-            );
-
-            migrationBuilder.DropPrimaryKey(
-                name: "PK_BumperTextVariant",
-                table: "BumperTextVariant"
-            );
-
-            migrationBuilder.RenameTable(name: "BumperTextVariant", newName: "BumperTextVariants");
-
-            migrationBuilder.RenameIndex(
-                name: "IX_BumperTextVariant_BumperTemplateId_Position",
-                table: "BumperTextVariants",
-                newName: "IX_BumperTextVariants_BumperTemplateId_Position"
-            );
-
-            migrationBuilder.AddColumn<Guid>(
-                name: "BumperVariantId",
-                table: "ScheduleEntries",
-                type: "uuid",
-                nullable: true
-            );
-
-            // Существующим каналам — 1.0 (заставка на каждом подходящем переходе, как было до фичи).
-            migrationBuilder.AddColumn<double>(
-                name: "BumperEpisodeChangeChance",
-                table: "Channels",
-                type: "double precision",
-                nullable: false,
-                defaultValue: 1.0
-            );
-
-            migrationBuilder.AddColumn<double>(
-                name: "BumperShowChangeChance",
-                table: "Channels",
-                type: "double precision",
-                nullable: false,
-                defaultValue: 1.0
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "Weight",
-                table: "BumperTextVariants",
-                type: "integer",
-                nullable: false,
-                defaultValue: 1
-            );
-
-            migrationBuilder.AddPrimaryKey(
-                name: "PK_BumperTextVariants",
-                table: "BumperTextVariants",
-                column: "Id"
-            );
-
-            migrationBuilder.AddForeignKey(
-                name: "FK_BumperTextVariants_BumperTemplate_BumperTemplateId",
-                table: "BumperTextVariants",
-                column: "BumperTemplateId",
-                principalTable: "BumperTemplate",
-                principalColumn: "Id",
-                onDelete: ReferentialAction.Cascade
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropForeignKey(
-                name: "FK_BumperTextVariants_BumperTemplate_BumperTemplateId",
-                table: "BumperTextVariants"
-            );
-
-            migrationBuilder.DropPrimaryKey(
-                name: "PK_BumperTextVariants",
-                table: "BumperTextVariants"
-            );
-
-            migrationBuilder.DropColumn(name: "BumperVariantId", table: "ScheduleEntries");
-
-            migrationBuilder.DropColumn(name: "BumperEpisodeChangeChance", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperShowChangeChance", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "Weight", table: "BumperTextVariants");
-
-            migrationBuilder.RenameTable(name: "BumperTextVariants", newName: "BumperTextVariant");
-
-            migrationBuilder.RenameIndex(
-                name: "IX_BumperTextVariants_BumperTemplateId_Position",
-                table: "BumperTextVariant",
-                newName: "IX_BumperTextVariant_BumperTemplateId_Position"
-            );
-
-            migrationBuilder.AddPrimaryKey(
-                name: "PK_BumperTextVariant",
-                table: "BumperTextVariant",
-                column: "Id"
-            );
-
-            migrationBuilder.AddForeignKey(
-                name: "FK_BumperTextVariant_BumperTemplate_BumperTemplateId",
-                table: "BumperTextVariant",
-                column: "BumperTemplateId",
-                principalTable: "BumperTemplate",
-                principalColumn: "Id",
-                onDelete: ReferentialAction.Cascade
-            );
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class BumperChancesWeightsAndScheduleVariant : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_BumperTextVariant_BumperTemplate_BumperTemplateId",
+                table: "BumperTextVariant"
+            );
+
+            migrationBuilder.DropPrimaryKey(
+                name: "PK_BumperTextVariant",
+                table: "BumperTextVariant"
+            );
+
+            migrationBuilder.RenameTable(name: "BumperTextVariant", newName: "BumperTextVariants");
+
+            migrationBuilder.RenameIndex(
+                name: "IX_BumperTextVariant_BumperTemplateId_Position",
+                table: "BumperTextVariants",
+                newName: "IX_BumperTextVariants_BumperTemplateId_Position"
+            );
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "BumperVariantId",
+                table: "ScheduleEntries",
+                type: "uuid",
+                nullable: true
+            );
+
+            // Существующим каналам — 1.0 (заставка на каждом подходящем переходе, как было до фичи).
+            migrationBuilder.AddColumn<double>(
+                name: "BumperEpisodeChangeChance",
+                table: "Channels",
+                type: "double precision",
+                nullable: false,
+                defaultValue: 1.0
+            );
+
+            migrationBuilder.AddColumn<double>(
+                name: "BumperShowChangeChance",
+                table: "Channels",
+                type: "double precision",
+                nullable: false,
+                defaultValue: 1.0
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "Weight",
+                table: "BumperTextVariants",
+                type: "integer",
+                nullable: false,
+                defaultValue: 1
+            );
+
+            migrationBuilder.AddPrimaryKey(
+                name: "PK_BumperTextVariants",
+                table: "BumperTextVariants",
+                column: "Id"
+            );
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_BumperTextVariants_BumperTemplate_BumperTemplateId",
+                table: "BumperTextVariants",
+                column: "BumperTemplateId",
+                principalTable: "BumperTemplate",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Cascade
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_BumperTextVariants_BumperTemplate_BumperTemplateId",
+                table: "BumperTextVariants"
+            );
+
+            migrationBuilder.DropPrimaryKey(
+                name: "PK_BumperTextVariants",
+                table: "BumperTextVariants"
+            );
+
+            migrationBuilder.DropColumn(name: "BumperVariantId", table: "ScheduleEntries");
+
+            migrationBuilder.DropColumn(name: "BumperEpisodeChangeChance", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperShowChangeChance", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "Weight", table: "BumperTextVariants");
+
+            migrationBuilder.RenameTable(name: "BumperTextVariants", newName: "BumperTextVariant");
+
+            migrationBuilder.RenameIndex(
+                name: "IX_BumperTextVariants_BumperTemplateId_Position",
+                table: "BumperTextVariant",
+                newName: "IX_BumperTextVariant_BumperTemplateId_Position"
+            );
+
+            migrationBuilder.AddPrimaryKey(
+                name: "PK_BumperTextVariant",
+                table: "BumperTextVariant",
+                column: "Id"
+            );
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_BumperTextVariant_BumperTemplate_BumperTemplateId",
+                table: "BumperTextVariant",
+                column: "BumperTemplateId",
+                principalTable: "BumperTemplate",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Cascade
+            );
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725154034_ChannelShowPreferredHours.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725154034_ChannelShowPreferredHours.cs
index 92059f6..b21a08f 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725154034_ChannelShowPreferredHours.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725154034_ChannelShowPreferredHours.cs
@@ -1,59 +1,59 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class ChannelShowPreferredHours : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<int>(
-                name: "PreferredWeightMultiplier",
-                table: "ChannelShow",
-                type: "integer",
-                nullable: false,
-                defaultValue: 3
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ChannelShowHour",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelShowId = table.Column<Guid>(type: "uuid", nullable: false),
-                    StartHour = table.Column<int>(type: "integer", nullable: false),
-                    EndHour = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ChannelShowHour", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_ChannelShowHour_ChannelShow_ChannelShowId",
-                        column: x => x.ChannelShowId,
-                        principalTable: "ChannelShow",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ChannelShowHour_ChannelShowId",
-                table: "ChannelShowHour",
-                column: "ChannelShowId"
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "ChannelShowHour");
-
-            migrationBuilder.DropColumn(name: "PreferredWeightMultiplier", table: "ChannelShow");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class ChannelShowPreferredHours : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "PreferredWeightMultiplier",
+                table: "ChannelShow",
+                type: "integer",
+                nullable: false,
+                defaultValue: 3
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ChannelShowHour",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelShowId = table.Column<Guid>(type: "uuid", nullable: false),
+                    StartHour = table.Column<int>(type: "integer", nullable: false),
+                    EndHour = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ChannelShowHour", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ChannelShowHour_ChannelShow_ChannelShowId",
+                        column: x => x.ChannelShowId,
+                        principalTable: "ChannelShow",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ChannelShowHour_ChannelShowId",
+                table: "ChannelShowHour",
+                column: "ChannelShowId"
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "ChannelShowHour");
+
+            migrationBuilder.DropColumn(name: "PreferredWeightMultiplier", table: "ChannelShow");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725164501_WeeklyProgrammingOverrides.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725164501_WeeklyProgrammingOverrides.cs
index 5df923f..37482ac 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725164501_WeeklyProgrammingOverrides.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725164501_WeeklyProgrammingOverrides.cs
@@ -1,102 +1,102 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class WeeklyProgrammingOverrides : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AlterColumn<DateTimeOffset>(
-                name: "StartsAtUtc",
-                table: "ProgrammingOverride",
-                type: "timestamp with time zone",
-                nullable: true,
-                oldClrType: typeof(DateTimeOffset),
-                oldType: "timestamp with time zone"
-            );
-
-            migrationBuilder.AlterColumn<DateTimeOffset>(
-                name: "EndsAtUtc",
-                table: "ProgrammingOverride",
-                type: "timestamp with time zone",
-                nullable: true,
-                oldClrType: typeof(DateTimeOffset),
-                oldType: "timestamp with time zone"
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "DayOfWeek",
-                table: "ProgrammingOverride",
-                type: "integer",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "EndMinute",
-                table: "ProgrammingOverride",
-                type: "integer",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "Recurrence",
-                table: "ProgrammingOverride",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "StartMinute",
-                table: "ProgrammingOverride",
-                type: "integer",
-                nullable: true
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "DayOfWeek", table: "ProgrammingOverride");
-
-            migrationBuilder.DropColumn(name: "EndMinute", table: "ProgrammingOverride");
-
-            migrationBuilder.DropColumn(name: "Recurrence", table: "ProgrammingOverride");
-
-            migrationBuilder.DropColumn(name: "StartMinute", table: "ProgrammingOverride");
-
-            migrationBuilder.AlterColumn<DateTimeOffset>(
-                name: "StartsAtUtc",
-                table: "ProgrammingOverride",
-                type: "timestamp with time zone",
-                nullable: false,
-                defaultValue: new DateTimeOffset(
-                    new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
-                    new TimeSpan(0, 0, 0, 0, 0)
-                ),
-                oldClrType: typeof(DateTimeOffset),
-                oldType: "timestamp with time zone",
-                oldNullable: true
-            );
-
-            migrationBuilder.AlterColumn<DateTimeOffset>(
-                name: "EndsAtUtc",
-                table: "ProgrammingOverride",
-                type: "timestamp with time zone",
-                nullable: false,
-                defaultValue: new DateTimeOffset(
-                    new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
-                    new TimeSpan(0, 0, 0, 0, 0)
-                ),
-                oldClrType: typeof(DateTimeOffset),
-                oldType: "timestamp with time zone",
-                oldNullable: true
-            );
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class WeeklyProgrammingOverrides : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<DateTimeOffset>(
+                name: "StartsAtUtc",
+                table: "ProgrammingOverride",
+                type: "timestamp with time zone",
+                nullable: true,
+                oldClrType: typeof(DateTimeOffset),
+                oldType: "timestamp with time zone"
+            );
+
+            migrationBuilder.AlterColumn<DateTimeOffset>(
+                name: "EndsAtUtc",
+                table: "ProgrammingOverride",
+                type: "timestamp with time zone",
+                nullable: true,
+                oldClrType: typeof(DateTimeOffset),
+                oldType: "timestamp with time zone"
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "DayOfWeek",
+                table: "ProgrammingOverride",
+                type: "integer",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "EndMinute",
+                table: "ProgrammingOverride",
+                type: "integer",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "Recurrence",
+                table: "ProgrammingOverride",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "StartMinute",
+                table: "ProgrammingOverride",
+                type: "integer",
+                nullable: true
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "DayOfWeek", table: "ProgrammingOverride");
+
+            migrationBuilder.DropColumn(name: "EndMinute", table: "ProgrammingOverride");
+
+            migrationBuilder.DropColumn(name: "Recurrence", table: "ProgrammingOverride");
+
+            migrationBuilder.DropColumn(name: "StartMinute", table: "ProgrammingOverride");
+
+            migrationBuilder.AlterColumn<DateTimeOffset>(
+                name: "StartsAtUtc",
+                table: "ProgrammingOverride",
+                type: "timestamp with time zone",
+                nullable: false,
+                defaultValue: new DateTimeOffset(
+                    new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                    new TimeSpan(0, 0, 0, 0, 0)
+                ),
+                oldClrType: typeof(DateTimeOffset),
+                oldType: "timestamp with time zone",
+                oldNullable: true
+            );
+
+            migrationBuilder.AlterColumn<DateTimeOffset>(
+                name: "EndsAtUtc",
+                table: "ProgrammingOverride",
+                type: "timestamp with time zone",
+                nullable: false,
+                defaultValue: new DateTimeOffset(
+                    new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                    new TimeSpan(0, 0, 0, 0, 0)
+                ),
+                oldClrType: typeof(DateTimeOffset),
+                oldType: "timestamp with time zone",
+                oldNullable: true
+            );
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725202904_BumperAssetRenderContext.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725202904_BumperAssetRenderContext.cs
index 003ec37..75a1268 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725202904_BumperAssetRenderContext.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725202904_BumperAssetRenderContext.cs
@@ -1,49 +1,49 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class BumperAssetRenderContext : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<Guid>(
-                name: "ChannelId",
-                table: "BumperAssets",
-                type: "uuid",
-                nullable: false,
-                defaultValue: new Guid("00000000-0000-0000-0000-000000000000")
-            );
-
-            migrationBuilder.AddColumn<Guid>(
-                name: "TemplateId",
-                table: "BumperAssets",
-                type: "uuid",
-                nullable: false,
-                defaultValue: new Guid("00000000-0000-0000-0000-000000000000")
-            );
-
-            migrationBuilder.AddColumn<Guid>(
-                name: "VariantId",
-                table: "BumperAssets",
-                type: "uuid",
-                nullable: false,
-                defaultValue: new Guid("00000000-0000-0000-0000-000000000000")
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "ChannelId", table: "BumperAssets");
-
-            migrationBuilder.DropColumn(name: "TemplateId", table: "BumperAssets");
-
-            migrationBuilder.DropColumn(name: "VariantId", table: "BumperAssets");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class BumperAssetRenderContext : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<Guid>(
+                name: "ChannelId",
+                table: "BumperAssets",
+                type: "uuid",
+                nullable: false,
+                defaultValue: new Guid("00000000-0000-0000-0000-000000000000")
+            );
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "TemplateId",
+                table: "BumperAssets",
+                type: "uuid",
+                nullable: false,
+                defaultValue: new Guid("00000000-0000-0000-0000-000000000000")
+            );
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "VariantId",
+                table: "BumperAssets",
+                type: "uuid",
+                nullable: false,
+                defaultValue: new Guid("00000000-0000-0000-0000-000000000000")
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "ChannelId", table: "BumperAssets");
+
+            migrationBuilder.DropColumn(name: "TemplateId", table: "BumperAssets");
+
+            migrationBuilder.DropColumn(name: "VariantId", table: "BumperAssets");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725210453_MediaProcessingTiming.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725210453_MediaProcessingTiming.cs
index 3ac8b0e..0b5021c 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725210453_MediaProcessingTiming.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725210453_MediaProcessingTiming.cs
@@ -1,37 +1,37 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class MediaProcessingTiming : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<TimeSpan>(
-                name: "ProcessingDuration",
-                table: "MediaAssets",
-                type: "interval",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<DateTimeOffset>(
-                name: "ProcessingStartedAt",
-                table: "MediaAssets",
-                type: "timestamp with time zone",
-                nullable: true
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "ProcessingDuration", table: "MediaAssets");
-
-            migrationBuilder.DropColumn(name: "ProcessingStartedAt", table: "MediaAssets");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class MediaProcessingTiming : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<TimeSpan>(
+                name: "ProcessingDuration",
+                table: "MediaAssets",
+                type: "interval",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<DateTimeOffset>(
+                name: "ProcessingStartedAt",
+                table: "MediaAssets",
+                type: "timestamp with time zone",
+                nullable: true
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "ProcessingDuration", table: "MediaAssets");
+
+            migrationBuilder.DropColumn(name: "ProcessingStartedAt", table: "MediaAssets");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260725225737_ShowAudience.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260725225737_ShowAudience.cs
index 6f89a55..fad5b65 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260725225737_ShowAudience.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260725225737_ShowAudience.cs
@@ -1,28 +1,28 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class ShowAudience : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<int>(
-                name: "Audience",
-                table: "Shows",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "Audience", table: "Shows");
-        }
-    }
-}
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class ShowAudience : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "Audience",
+                table: "Shows",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "Audience", table: "Shows");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260726012618_AddGenres.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260726012618_AddGenres.cs
index 4e1e6c5..ec1a944 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260726012618_AddGenres.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260726012618_AddGenres.cs
@@ -1,132 +1,132 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddGenres : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "Genres",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    Name = table.Column<string>(
-                        type: "character varying(128)",
-                        maxLength: 128,
-                        nullable: false
-                    ),
-                    Slug = table.Column<string>(
-                        type: "character varying(64)",
-                        maxLength: 64,
-                        nullable: false
-                    ),
-                    SortOrder = table.Column<int>(type: "integer", nullable: false),
-                    IsSystem = table.Column<bool>(type: "boolean", nullable: false),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_Genres", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "GenreAliases",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    GenreId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Value = table.Column<string>(
-                        type: "character varying(128)",
-                        maxLength: 128,
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_GenreAliases", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_GenreAliases_Genres_GenreId",
-                        column: x => x.GenreId,
-                        principalTable: "Genres",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ShowGenres",
-                columns: table => new
-                {
-                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
-                    GenreId = table.Column<Guid>(type: "uuid", nullable: false),
-                    IsPrimary = table.Column<bool>(type: "boolean", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ShowGenres", x => new { x.ShowId, x.GenreId });
-                    table.ForeignKey(
-                        name: "FK_ShowGenres_Genres_GenreId",
-                        column: x => x.GenreId,
-                        principalTable: "Genres",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Restrict
-                    );
-                    table.ForeignKey(
-                        name: "FK_ShowGenres_Shows_ShowId",
-                        column: x => x.ShowId,
-                        principalTable: "Shows",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_GenreAliases_GenreId",
-                table: "GenreAliases",
-                column: "GenreId"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_GenreAliases_Value",
-                table: "GenreAliases",
-                column: "Value",
-                unique: true
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_Genres_Slug",
-                table: "Genres",
-                column: "Slug",
-                unique: true
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ShowGenres_GenreId",
-                table: "ShowGenres",
-                column: "GenreId"
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "GenreAliases");
-
-            migrationBuilder.DropTable(name: "ShowGenres");
-
-            migrationBuilder.DropTable(name: "Genres");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddGenres : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Genres",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    Name = table.Column<string>(
+                        type: "character varying(128)",
+                        maxLength: 128,
+                        nullable: false
+                    ),
+                    Slug = table.Column<string>(
+                        type: "character varying(64)",
+                        maxLength: 64,
+                        nullable: false
+                    ),
+                    SortOrder = table.Column<int>(type: "integer", nullable: false),
+                    IsSystem = table.Column<bool>(type: "boolean", nullable: false),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Genres", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "GenreAliases",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    GenreId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Value = table.Column<string>(
+                        type: "character varying(128)",
+                        maxLength: 128,
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_GenreAliases", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_GenreAliases_Genres_GenreId",
+                        column: x => x.GenreId,
+                        principalTable: "Genres",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ShowGenres",
+                columns: table => new
+                {
+                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
+                    GenreId = table.Column<Guid>(type: "uuid", nullable: false),
+                    IsPrimary = table.Column<bool>(type: "boolean", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ShowGenres", x => new { x.ShowId, x.GenreId });
+                    table.ForeignKey(
+                        name: "FK_ShowGenres_Genres_GenreId",
+                        column: x => x.GenreId,
+                        principalTable: "Genres",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict
+                    );
+                    table.ForeignKey(
+                        name: "FK_ShowGenres_Shows_ShowId",
+                        column: x => x.ShowId,
+                        principalTable: "Shows",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_GenreAliases_GenreId",
+                table: "GenreAliases",
+                column: "GenreId"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_GenreAliases_Value",
+                table: "GenreAliases",
+                column: "Value",
+                unique: true
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Genres_Slug",
+                table: "Genres",
+                column: "Slug",
+                unique: true
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ShowGenres_GenreId",
+                table: "ShowGenres",
+                column: "GenreId"
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "GenreAliases");
+
+            migrationBuilder.DropTable(name: "ShowGenres");
+
+            migrationBuilder.DropTable(name: "Genres");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260726014301_AddCollections.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260726014301_AddCollections.cs
index c0f61ae..d5f588a 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260726014301_AddCollections.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260726014301_AddCollections.cs
@@ -1,98 +1,98 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddCollections : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "Collections",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    Name = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: false
-                    ),
-                    Description = table.Column<string>(
-                        type: "character varying(2048)",
-                        maxLength: 2048,
-                        nullable: true
-                    ),
-                    PosterImageId = table.Column<Guid>(type: "uuid", nullable: true),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_Collections", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "CollectionItems",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    CollectionId = table.Column<Guid>(type: "uuid", nullable: false),
-                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Position = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_CollectionItems", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_CollectionItems_Collections_CollectionId",
-                        column: x => x.CollectionId,
-                        principalTable: "Collections",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                    table.ForeignKey(
-                        name: "FK_CollectionItems_Shows_ShowId",
-                        column: x => x.ShowId,
-                        principalTable: "Shows",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_CollectionItems_CollectionId_Position",
-                table: "CollectionItems",
-                columns: new[] { "CollectionId", "Position" }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_CollectionItems_CollectionId_ShowId",
-                table: "CollectionItems",
-                columns: new[] { "CollectionId", "ShowId" },
-                unique: true
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_CollectionItems_ShowId",
-                table: "CollectionItems",
-                column: "ShowId"
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "CollectionItems");
-
-            migrationBuilder.DropTable(name: "Collections");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddCollections : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Collections",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    Name = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: false
+                    ),
+                    Description = table.Column<string>(
+                        type: "character varying(2048)",
+                        maxLength: 2048,
+                        nullable: true
+                    ),
+                    PosterImageId = table.Column<Guid>(type: "uuid", nullable: true),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Collections", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "CollectionItems",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    CollectionId = table.Column<Guid>(type: "uuid", nullable: false),
+                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Position = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_CollectionItems", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_CollectionItems_Collections_CollectionId",
+                        column: x => x.CollectionId,
+                        principalTable: "Collections",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                    table.ForeignKey(
+                        name: "FK_CollectionItems_Shows_ShowId",
+                        column: x => x.ShowId,
+                        principalTable: "Shows",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_CollectionItems_CollectionId_Position",
+                table: "CollectionItems",
+                columns: new[] { "CollectionId", "Position" }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_CollectionItems_CollectionId_ShowId",
+                table: "CollectionItems",
+                columns: new[] { "CollectionId", "ShowId" },
+                unique: true
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_CollectionItems_ShowId",
+                table: "CollectionItems",
+                column: "ShowId"
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "CollectionItems");
+
+            migrationBuilder.DropTable(name: "Collections");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260726014922_AddGroups.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260726014922_AddGroups.cs
index 4dc96dd..b579489 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260726014922_AddGroups.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260726014922_AddGroups.cs
@@ -1,100 +1,100 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddGroups : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "Groups",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    Name = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: false
-                    ),
-                    Description = table.Column<string>(
-                        type: "character varying(2048)",
-                        maxLength: 2048,
-                        nullable: true
-                    ),
-                    FilterJson = table.Column<string>(type: "jsonb", nullable: true),
-                    ItemCount = table.Column<int>(type: "integer", nullable: false),
-                    UnitCount = table.Column<int>(type: "integer", nullable: false),
-                    TotalDuration = table.Column<TimeSpan>(type: "interval", nullable: false),
-                    StatsComputedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: true
-                    ),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_Groups", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "GroupItems",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    GroupId = table.Column<Guid>(type: "uuid", nullable: false),
-                    ElementKind = table.Column<int>(type: "integer", nullable: false),
-                    ElementId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Weight = table.Column<int>(type: "integer", nullable: false),
-                    Position = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_GroupItems", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_GroupItems_Groups_GroupId",
-                        column: x => x.GroupId,
-                        principalTable: "Groups",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_GroupItems_ElementKind_ElementId",
-                table: "GroupItems",
-                columns: new[] { "ElementKind", "ElementId" }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_GroupItems_GroupId_ElementKind_ElementId",
-                table: "GroupItems",
-                columns: new[] { "GroupId", "ElementKind", "ElementId" },
-                unique: true
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_GroupItems_GroupId_Position",
-                table: "GroupItems",
-                columns: new[] { "GroupId", "Position" }
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "GroupItems");
-
-            migrationBuilder.DropTable(name: "Groups");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddGroups : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Groups",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    Name = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: false
+                    ),
+                    Description = table.Column<string>(
+                        type: "character varying(2048)",
+                        maxLength: 2048,
+                        nullable: true
+                    ),
+                    FilterJson = table.Column<string>(type: "jsonb", nullable: true),
+                    ItemCount = table.Column<int>(type: "integer", nullable: false),
+                    UnitCount = table.Column<int>(type: "integer", nullable: false),
+                    TotalDuration = table.Column<TimeSpan>(type: "interval", nullable: false),
+                    StatsComputedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: true
+                    ),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Groups", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "GroupItems",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    GroupId = table.Column<Guid>(type: "uuid", nullable: false),
+                    ElementKind = table.Column<int>(type: "integer", nullable: false),
+                    ElementId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Weight = table.Column<int>(type: "integer", nullable: false),
+                    Position = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_GroupItems", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_GroupItems_Groups_GroupId",
+                        column: x => x.GroupId,
+                        principalTable: "Groups",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_GroupItems_ElementKind_ElementId",
+                table: "GroupItems",
+                columns: new[] { "ElementKind", "ElementId" }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_GroupItems_GroupId_ElementKind_ElementId",
+                table: "GroupItems",
+                columns: new[] { "GroupId", "ElementKind", "ElementId" },
+                unique: true
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_GroupItems_GroupId_Position",
+                table: "GroupItems",
+                columns: new[] { "GroupId", "Position" }
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "GroupItems");
+
+            migrationBuilder.DropTable(name: "Groups");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260726020225_AddScheduleTemplate.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260726020225_AddScheduleTemplate.cs
index 54821d2..ce0e55b 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260726020225_AddScheduleTemplate.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260726020225_AddScheduleTemplate.cs
@@ -1,224 +1,224 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddScheduleTemplate : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<TimeOnly>(
-                name: "DayStartTime",
-                table: "Channels",
-                type: "time without time zone",
-                nullable: false,
-                defaultValue: new TimeOnly(0, 0, 0)
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "Number",
-                table: "Channels",
-                type: "integer",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<Guid>(
-                name: "TemplateId",
-                table: "Channels",
-                type: "uuid",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "UtcOffsetMinutes",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ScheduleTemplates",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Name = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: false
-                    ),
-                    FallbackGroupId = table.Column<Guid>(type: "uuid", nullable: true),
-                    Revision = table.Column<int>(type: "integer", nullable: false),
-                    AppliedRevision = table.Column<int>(type: "integer", nullable: false),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ScheduleTemplates", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "GridLayers",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    TemplateId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Name = table.Column<string>(
-                        type: "character varying(128)",
-                        maxLength: 128,
-                        nullable: false
-                    ),
-                    Priority = table.Column<int>(type: "integer", nullable: false),
-                    ApplicabilityJson = table.Column<string>(type: "jsonb", nullable: true),
-                    IsEnabled = table.Column<bool>(type: "boolean", nullable: false),
-                    IsBackground = table.Column<bool>(type: "boolean", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_GridLayers", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_GridLayers_ScheduleTemplates_TemplateId",
-                        column: x => x.TemplateId,
-                        principalTable: "ScheduleTemplates",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "Slots",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    LayerId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Weekday = table.Column<int>(type: "integer", nullable: true),
-                    TargetStart = table.Column<TimeOnly>(
-                        type: "time without time zone",
-                        nullable: false
-                    ),
-                    TargetDurationMinutes = table.Column<int>(type: "integer", nullable: false),
-                    Title = table.Column<string>(
-                        type: "character varying(256)",
-                        maxLength: 256,
-                        nullable: false
-                    ),
-                    Daypart = table.Column<int>(type: "integer", nullable: false),
-                    SlotKind = table.Column<int>(type: "integer", nullable: false),
-                    GroupId = table.Column<Guid>(type: "uuid", nullable: true),
-                    StrategyJson = table.Column<string>(type: "jsonb", nullable: true),
-                    RepeatSourceJson = table.Column<string>(type: "jsonb", nullable: true),
-                    BlockMode = table.Column<int>(type: "integer", nullable: false),
-                    BlockValue = table.Column<int>(type: "integer", nullable: false),
-                    OverflowPolicy = table.Column<int>(type: "integer", nullable: false),
-                    IsAnchor = table.Column<bool>(type: "boolean", nullable: false),
-                    MaxDriftMinutes = table.Column<int>(type: "integer", nullable: false),
-                    SnapToMinutes = table.Column<int>(type: "integer", nullable: true),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_Slots", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_Slots_GridLayers_LayerId",
-                        column: x => x.LayerId,
-                        principalTable: "GridLayers",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                    table.ForeignKey(
-                        name: "FK_Slots_Groups_GroupId",
-                        column: x => x.GroupId,
-                        principalTable: "Groups",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Restrict
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "SlotStates",
-                columns: table => new
-                {
-                    SlotId = table.Column<Guid>(type: "uuid", nullable: false),
-                    CurrentElementKind = table.Column<int>(type: "integer", nullable: true),
-                    CurrentElementId = table.Column<Guid>(type: "uuid", nullable: true),
-                    NextUnitIndex = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_SlotStates", x => x.SlotId);
-                    table.ForeignKey(
-                        name: "FK_SlotStates_Slots_SlotId",
-                        column: x => x.SlotId,
-                        principalTable: "Slots",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_Channels_Number",
-                table: "Channels",
-                column: "Number",
-                unique: true,
-                filter: "\"Number\" IS NOT NULL"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_GridLayers_TemplateId_Priority",
-                table: "GridLayers",
-                columns: new[] { "TemplateId", "Priority" }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ScheduleTemplates_ChannelId",
-                table: "ScheduleTemplates",
-                column: "ChannelId"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_Slots_GroupId",
-                table: "Slots",
-                column: "GroupId"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_Slots_LayerId_TargetStart",
-                table: "Slots",
-                columns: new[] { "LayerId", "TargetStart" }
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "SlotStates");
-
-            migrationBuilder.DropTable(name: "Slots");
-
-            migrationBuilder.DropTable(name: "GridLayers");
-
-            migrationBuilder.DropTable(name: "ScheduleTemplates");
-
-            migrationBuilder.DropIndex(name: "IX_Channels_Number", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "DayStartTime", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "Number", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "TemplateId", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "UtcOffsetMinutes", table: "Channels");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddScheduleTemplate : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<TimeOnly>(
+                name: "DayStartTime",
+                table: "Channels",
+                type: "time without time zone",
+                nullable: false,
+                defaultValue: new TimeOnly(0, 0, 0)
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "Number",
+                table: "Channels",
+                type: "integer",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "TemplateId",
+                table: "Channels",
+                type: "uuid",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "UtcOffsetMinutes",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ScheduleTemplates",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Name = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: false
+                    ),
+                    FallbackGroupId = table.Column<Guid>(type: "uuid", nullable: true),
+                    Revision = table.Column<int>(type: "integer", nullable: false),
+                    AppliedRevision = table.Column<int>(type: "integer", nullable: false),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ScheduleTemplates", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "GridLayers",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    TemplateId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Name = table.Column<string>(
+                        type: "character varying(128)",
+                        maxLength: 128,
+                        nullable: false
+                    ),
+                    Priority = table.Column<int>(type: "integer", nullable: false),
+                    ApplicabilityJson = table.Column<string>(type: "jsonb", nullable: true),
+                    IsEnabled = table.Column<bool>(type: "boolean", nullable: false),
+                    IsBackground = table.Column<bool>(type: "boolean", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_GridLayers", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_GridLayers_ScheduleTemplates_TemplateId",
+                        column: x => x.TemplateId,
+                        principalTable: "ScheduleTemplates",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "Slots",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    LayerId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Weekday = table.Column<int>(type: "integer", nullable: true),
+                    TargetStart = table.Column<TimeOnly>(
+                        type: "time without time zone",
+                        nullable: false
+                    ),
+                    TargetDurationMinutes = table.Column<int>(type: "integer", nullable: false),
+                    Title = table.Column<string>(
+                        type: "character varying(256)",
+                        maxLength: 256,
+                        nullable: false
+                    ),
+                    Daypart = table.Column<int>(type: "integer", nullable: false),
+                    SlotKind = table.Column<int>(type: "integer", nullable: false),
+                    GroupId = table.Column<Guid>(type: "uuid", nullable: true),
+                    StrategyJson = table.Column<string>(type: "jsonb", nullable: true),
+                    RepeatSourceJson = table.Column<string>(type: "jsonb", nullable: true),
+                    BlockMode = table.Column<int>(type: "integer", nullable: false),
+                    BlockValue = table.Column<int>(type: "integer", nullable: false),
+                    OverflowPolicy = table.Column<int>(type: "integer", nullable: false),
+                    IsAnchor = table.Column<bool>(type: "boolean", nullable: false),
+                    MaxDriftMinutes = table.Column<int>(type: "integer", nullable: false),
+                    SnapToMinutes = table.Column<int>(type: "integer", nullable: true),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Slots", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Slots_GridLayers_LayerId",
+                        column: x => x.LayerId,
+                        principalTable: "GridLayers",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                    table.ForeignKey(
+                        name: "FK_Slots_Groups_GroupId",
+                        column: x => x.GroupId,
+                        principalTable: "Groups",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "SlotStates",
+                columns: table => new
+                {
+                    SlotId = table.Column<Guid>(type: "uuid", nullable: false),
+                    CurrentElementKind = table.Column<int>(type: "integer", nullable: true),
+                    CurrentElementId = table.Column<Guid>(type: "uuid", nullable: true),
+                    NextUnitIndex = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_SlotStates", x => x.SlotId);
+                    table.ForeignKey(
+                        name: "FK_SlotStates_Slots_SlotId",
+                        column: x => x.SlotId,
+                        principalTable: "Slots",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Channels_Number",
+                table: "Channels",
+                column: "Number",
+                unique: true,
+                filter: "\"Number\" IS NOT NULL"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_GridLayers_TemplateId_Priority",
+                table: "GridLayers",
+                columns: new[] { "TemplateId", "Priority" }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ScheduleTemplates_ChannelId",
+                table: "ScheduleTemplates",
+                column: "ChannelId"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Slots_GroupId",
+                table: "Slots",
+                column: "GroupId"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Slots_LayerId_TargetStart",
+                table: "Slots",
+                columns: new[] { "LayerId", "TargetStart" }
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "SlotStates");
+
+            migrationBuilder.DropTable(name: "Slots");
+
+            migrationBuilder.DropTable(name: "GridLayers");
+
+            migrationBuilder.DropTable(name: "ScheduleTemplates");
+
+            migrationBuilder.DropIndex(name: "IX_Channels_Number", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "DayStartTime", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "Number", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "TemplateId", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "UtcOffsetMinutes", table: "Channels");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260726072637_ScheduleEntryTrace.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260726072637_ScheduleEntryTrace.cs
index d5cf8e9..4dd6187 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260726072637_ScheduleEntryTrace.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260726072637_ScheduleEntryTrace.cs
@@ -1,59 +1,59 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class ScheduleEntryTrace : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropIndex(
-                name: "IX_ScheduleEntries_ChannelId_ShowId",
-                table: "ScheduleEntries"
-            );
-
-            migrationBuilder.AddColumn<Guid>(
-                name: "SlotId",
-                table: "ScheduleEntries",
-                type: "uuid",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<string>(
-                name: "TraceJson",
-                table: "ScheduleEntries",
-                type: "jsonb",
-                nullable: true
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ScheduleEntries_ChannelId_ShowId_StartsAtUtc",
-                table: "ScheduleEntries",
-                columns: new[] { "ChannelId", "ShowId", "StartsAtUtc" }
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropIndex(
-                name: "IX_ScheduleEntries_ChannelId_ShowId_StartsAtUtc",
-                table: "ScheduleEntries"
-            );
-
-            migrationBuilder.DropColumn(name: "SlotId", table: "ScheduleEntries");
-
-            migrationBuilder.DropColumn(name: "TraceJson", table: "ScheduleEntries");
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ScheduleEntries_ChannelId_ShowId",
-                table: "ScheduleEntries",
-                columns: new[] { "ChannelId", "ShowId" }
-            );
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class ScheduleEntryTrace : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropIndex(
+                name: "IX_ScheduleEntries_ChannelId_ShowId",
+                table: "ScheduleEntries"
+            );
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "SlotId",
+                table: "ScheduleEntries",
+                type: "uuid",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<string>(
+                name: "TraceJson",
+                table: "ScheduleEntries",
+                type: "jsonb",
+                nullable: true
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ScheduleEntries_ChannelId_ShowId_StartsAtUtc",
+                table: "ScheduleEntries",
+                columns: new[] { "ChannelId", "ShowId", "StartsAtUtc" }
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropIndex(
+                name: "IX_ScheduleEntries_ChannelId_ShowId_StartsAtUtc",
+                table: "ScheduleEntries"
+            );
+
+            migrationBuilder.DropColumn(name: "SlotId", table: "ScheduleEntries");
+
+            migrationBuilder.DropColumn(name: "TraceJson", table: "ScheduleEntries");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ScheduleEntries_ChannelId_ShowId",
+                table: "ScheduleEntries",
+                columns: new[] { "ChannelId", "ShowId" }
+            );
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260726100547_DropLegacyRotation.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260726100547_DropLegacyRotation.cs
index d4a6629..5f05123 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260726100547_DropLegacyRotation.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260726100547_DropLegacyRotation.cs
@@ -1,219 +1,219 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class DropLegacyRotation : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "ChannelAd");
-
-            migrationBuilder.DropTable(name: "ChannelShowHour");
-
-            migrationBuilder.DropTable(name: "OverrideShow");
-
-            migrationBuilder.DropTable(name: "ChannelShow");
-
-            migrationBuilder.DropTable(name: "ProgrammingOverride");
-
-            migrationBuilder.DropColumn(name: "AdInsertion", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "AdsPerBreak", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "NextAdIndex", table: "Channels");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<int>(
-                name: "AdInsertion",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "AdsPerBreak",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "NextAdIndex",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ChannelAd",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
-                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Position = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ChannelAd", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_ChannelAd_Channels_ChannelId",
-                        column: x => x.ChannelId,
-                        principalTable: "Channels",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ChannelShow",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    BlockMode = table.Column<int>(type: "integer", nullable: false),
-                    BlockValue = table.Column<int>(type: "integer", nullable: false),
-                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
-                    IsEnabled = table.Column<bool>(type: "boolean", nullable: false),
-                    NextEpisodeIndex = table.Column<int>(type: "integer", nullable: false),
-                    PreferredWeightMultiplier = table.Column<int>(
-                        type: "integer",
-                        nullable: false,
-                        defaultValue: 3
-                    ),
-                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Weight = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ChannelShow", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_ChannelShow_Channels_ChannelId",
-                        column: x => x.ChannelId,
-                        principalTable: "Channels",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ProgrammingOverride",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
-                    DayOfWeek = table.Column<int>(type: "integer", nullable: true),
-                    EndMinute = table.Column<int>(type: "integer", nullable: true),
-                    EndsAtUtc = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: true
-                    ),
-                    Mode = table.Column<int>(type: "integer", nullable: false),
-                    Recurrence = table.Column<int>(type: "integer", nullable: false),
-                    StartMinute = table.Column<int>(type: "integer", nullable: true),
-                    StartsAtUtc = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: true
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ProgrammingOverride", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_ProgrammingOverride_Channels_ChannelId",
-                        column: x => x.ChannelId,
-                        principalTable: "Channels",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "ChannelShowHour",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelShowId = table.Column<Guid>(type: "uuid", nullable: false),
-                    EndHour = table.Column<int>(type: "integer", nullable: false),
-                    StartHour = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ChannelShowHour", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_ChannelShowHour_ChannelShow_ChannelShowId",
-                        column: x => x.ChannelShowId,
-                        principalTable: "ChannelShow",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "OverrideShow",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ProgrammingOverrideId = table.Column<Guid>(type: "uuid", nullable: false),
-                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Weight = table.Column<int>(type: "integer", nullable: false),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_OverrideShow", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_OverrideShow_ProgrammingOverride_ProgrammingOverrideId",
-                        column: x => x.ProgrammingOverrideId,
-                        principalTable: "ProgrammingOverride",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ChannelAd_ChannelId_Position",
-                table: "ChannelAd",
-                columns: new[] { "ChannelId", "Position" }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ChannelShow_ChannelId_ShowId",
-                table: "ChannelShow",
-                columns: new[] { "ChannelId", "ShowId" }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ChannelShowHour_ChannelShowId",
-                table: "ChannelShowHour",
-                column: "ChannelShowId"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_OverrideShow_ProgrammingOverrideId",
-                table: "OverrideShow",
-                column: "ProgrammingOverrideId"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ProgrammingOverride_ChannelId_StartsAtUtc_EndsAtUtc",
-                table: "ProgrammingOverride",
-                columns: new[] { "ChannelId", "StartsAtUtc", "EndsAtUtc" }
-            );
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class DropLegacyRotation : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "ChannelAd");
+
+            migrationBuilder.DropTable(name: "ChannelShowHour");
+
+            migrationBuilder.DropTable(name: "OverrideShow");
+
+            migrationBuilder.DropTable(name: "ChannelShow");
+
+            migrationBuilder.DropTable(name: "ProgrammingOverride");
+
+            migrationBuilder.DropColumn(name: "AdInsertion", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "AdsPerBreak", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "NextAdIndex", table: "Channels");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "AdInsertion",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "AdsPerBreak",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "NextAdIndex",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ChannelAd",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
+                    MediaAssetId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Position = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ChannelAd", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ChannelAd_Channels_ChannelId",
+                        column: x => x.ChannelId,
+                        principalTable: "Channels",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ChannelShow",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    BlockMode = table.Column<int>(type: "integer", nullable: false),
+                    BlockValue = table.Column<int>(type: "integer", nullable: false),
+                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
+                    IsEnabled = table.Column<bool>(type: "boolean", nullable: false),
+                    NextEpisodeIndex = table.Column<int>(type: "integer", nullable: false),
+                    PreferredWeightMultiplier = table.Column<int>(
+                        type: "integer",
+                        nullable: false,
+                        defaultValue: 3
+                    ),
+                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Weight = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ChannelShow", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ChannelShow_Channels_ChannelId",
+                        column: x => x.ChannelId,
+                        principalTable: "Channels",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ProgrammingOverride",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
+                    DayOfWeek = table.Column<int>(type: "integer", nullable: true),
+                    EndMinute = table.Column<int>(type: "integer", nullable: true),
+                    EndsAtUtc = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: true
+                    ),
+                    Mode = table.Column<int>(type: "integer", nullable: false),
+                    Recurrence = table.Column<int>(type: "integer", nullable: false),
+                    StartMinute = table.Column<int>(type: "integer", nullable: true),
+                    StartsAtUtc = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: true
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ProgrammingOverride", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ProgrammingOverride_Channels_ChannelId",
+                        column: x => x.ChannelId,
+                        principalTable: "Channels",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "ChannelShowHour",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelShowId = table.Column<Guid>(type: "uuid", nullable: false),
+                    EndHour = table.Column<int>(type: "integer", nullable: false),
+                    StartHour = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ChannelShowHour", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ChannelShowHour_ChannelShow_ChannelShowId",
+                        column: x => x.ChannelShowId,
+                        principalTable: "ChannelShow",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "OverrideShow",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ProgrammingOverrideId = table.Column<Guid>(type: "uuid", nullable: false),
+                    ShowId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Weight = table.Column<int>(type: "integer", nullable: false),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_OverrideShow", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_OverrideShow_ProgrammingOverride_ProgrammingOverrideId",
+                        column: x => x.ProgrammingOverrideId,
+                        principalTable: "ProgrammingOverride",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ChannelAd_ChannelId_Position",
+                table: "ChannelAd",
+                columns: new[] { "ChannelId", "Position" }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ChannelShow_ChannelId_ShowId",
+                table: "ChannelShow",
+                columns: new[] { "ChannelId", "ShowId" }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ChannelShowHour_ChannelShowId",
+                table: "ChannelShowHour",
+                column: "ChannelShowId"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_OverrideShow_ProgrammingOverrideId",
+                table: "OverrideShow",
+                column: "ProgrammingOverrideId"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ProgrammingOverride_ChannelId_StartsAtUtc_EndsAtUtc",
+                table: "ProgrammingOverride",
+                columns: new[] { "ChannelId", "StartsAtUtc", "EndsAtUtc" }
+            );
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260726102012_AddJunctionTemplates.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260726102012_AddJunctionTemplates.cs
index e3c8fdb..8443806 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260726102012_AddJunctionTemplates.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260726102012_AddJunctionTemplates.cs
@@ -1,125 +1,125 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddJunctionTemplates : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<Guid>(
-                name: "JunctionAfterId",
-                table: "Slots",
-                type: "uuid",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<Guid>(
-                name: "JunctionBetweenId",
-                table: "Slots",
-                type: "uuid",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<Guid>(
-                name: "DefaultJunctionId",
-                table: "ScheduleTemplates",
-                type: "uuid",
-                nullable: true
-            );
-
-            migrationBuilder.CreateTable(
-                name: "JunctionTemplates",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Name = table.Column<string>(
-                        type: "character varying(128)",
-                        maxLength: 128,
-                        nullable: false
-                    ),
-                    CreatedAt = table.Column<DateTimeOffset>(
-                        type: "timestamp with time zone",
-                        nullable: false
-                    ),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_JunctionTemplates", x => x.Id);
-                }
-            );
-
-            migrationBuilder.CreateTable(
-                name: "JunctionElements",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    JunctionTemplateId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Position = table.Column<int>(type: "integer", nullable: false),
-                    Kind = table.Column<int>(type: "integer", nullable: false),
-                    GroupId = table.Column<Guid>(type: "uuid", nullable: true),
-                    BumperTemplateId = table.Column<Guid>(type: "uuid", nullable: true),
-                    AmountMode = table.Column<int>(type: "integer", nullable: false),
-                    AmountValue = table.Column<int>(type: "integer", nullable: false),
-                    IsRequired = table.Column<bool>(type: "boolean", nullable: false),
-                    ConditionsJson = table.Column<string>(type: "jsonb", nullable: true),
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_JunctionElements", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_JunctionElements_Groups_GroupId",
-                        column: x => x.GroupId,
-                        principalTable: "Groups",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Restrict
-                    );
-                    table.ForeignKey(
-                        name: "FK_JunctionElements_JunctionTemplates_JunctionTemplateId",
-                        column: x => x.JunctionTemplateId,
-                        principalTable: "JunctionTemplates",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade
-                    );
-                }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_JunctionElements_GroupId",
-                table: "JunctionElements",
-                column: "GroupId"
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_JunctionElements_JunctionTemplateId_Position",
-                table: "JunctionElements",
-                columns: new[] { "JunctionTemplateId", "Position" }
-            );
-
-            migrationBuilder.CreateIndex(
-                name: "IX_JunctionTemplates_ChannelId",
-                table: "JunctionTemplates",
-                column: "ChannelId"
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "JunctionElements");
-
-            migrationBuilder.DropTable(name: "JunctionTemplates");
-
-            migrationBuilder.DropColumn(name: "JunctionAfterId", table: "Slots");
-
-            migrationBuilder.DropColumn(name: "JunctionBetweenId", table: "Slots");
-
-            migrationBuilder.DropColumn(name: "DefaultJunctionId", table: "ScheduleTemplates");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddJunctionTemplates : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<Guid>(
+                name: "JunctionAfterId",
+                table: "Slots",
+                type: "uuid",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "JunctionBetweenId",
+                table: "Slots",
+                type: "uuid",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "DefaultJunctionId",
+                table: "ScheduleTemplates",
+                type: "uuid",
+                nullable: true
+            );
+
+            migrationBuilder.CreateTable(
+                name: "JunctionTemplates",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    ChannelId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Name = table.Column<string>(
+                        type: "character varying(128)",
+                        maxLength: 128,
+                        nullable: false
+                    ),
+                    CreatedAt = table.Column<DateTimeOffset>(
+                        type: "timestamp with time zone",
+                        nullable: false
+                    ),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_JunctionTemplates", x => x.Id);
+                }
+            );
+
+            migrationBuilder.CreateTable(
+                name: "JunctionElements",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    JunctionTemplateId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Position = table.Column<int>(type: "integer", nullable: false),
+                    Kind = table.Column<int>(type: "integer", nullable: false),
+                    GroupId = table.Column<Guid>(type: "uuid", nullable: true),
+                    BumperTemplateId = table.Column<Guid>(type: "uuid", nullable: true),
+                    AmountMode = table.Column<int>(type: "integer", nullable: false),
+                    AmountValue = table.Column<int>(type: "integer", nullable: false),
+                    IsRequired = table.Column<bool>(type: "boolean", nullable: false),
+                    ConditionsJson = table.Column<string>(type: "jsonb", nullable: true),
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_JunctionElements", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_JunctionElements_Groups_GroupId",
+                        column: x => x.GroupId,
+                        principalTable: "Groups",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict
+                    );
+                    table.ForeignKey(
+                        name: "FK_JunctionElements_JunctionTemplates_JunctionTemplateId",
+                        column: x => x.JunctionTemplateId,
+                        principalTable: "JunctionTemplates",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade
+                    );
+                }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_JunctionElements_GroupId",
+                table: "JunctionElements",
+                column: "GroupId"
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_JunctionElements_JunctionTemplateId_Position",
+                table: "JunctionElements",
+                columns: new[] { "JunctionTemplateId", "Position" }
+            );
+
+            migrationBuilder.CreateIndex(
+                name: "IX_JunctionTemplates_ChannelId",
+                table: "JunctionTemplates",
+                column: "ChannelId"
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(name: "JunctionElements");
+
+            migrationBuilder.DropTable(name: "JunctionTemplates");
+
+            migrationBuilder.DropColumn(name: "JunctionAfterId", table: "Slots");
+
+            migrationBuilder.DropColumn(name: "JunctionBetweenId", table: "Slots");
+
+            migrationBuilder.DropColumn(name: "DefaultJunctionId", table: "ScheduleTemplates");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260726105315_DropDeadBumperSettings.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260726105315_DropDeadBumperSettings.cs
index 4089d36..f19dbd2 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260726105315_DropDeadBumperSettings.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260726105315_DropDeadBumperSettings.cs
@@ -1,64 +1,64 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class DropDeadBumperSettings : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            // Значение 0 (прежняя «ротация») из перечисления убрано: курсора ротации больше нет,
-            // и выбор молча вырождался в случайный. Переводим такие каналы на выбор по весам.
-            migrationBuilder.Sql(
-                """UPDATE "Channels" SET "BumperSelection" = 3 WHERE "BumperSelection" = 0;"""
-            );
-
-            migrationBuilder.DropColumn(name: "BumperEpisodeChangeChance", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperMinIntervalMinutes", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "BumperShowChangeChance", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "NextBumperIndex", table: "Channels");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<double>(
-                name: "BumperEpisodeChangeChance",
-                table: "Channels",
-                type: "double precision",
-                nullable: false,
-                defaultValue: 0.0
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "BumperMinIntervalMinutes",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.AddColumn<double>(
-                name: "BumperShowChangeChance",
-                table: "Channels",
-                type: "double precision",
-                nullable: false,
-                defaultValue: 0.0
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "NextBumperIndex",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-        }
-    }
-}
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class DropDeadBumperSettings : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            // Значение 0 (прежняя «ротация») из перечисления убрано: курсора ротации больше нет,
+            // и выбор молча вырождался в случайный. Переводим такие каналы на выбор по весам.
+            migrationBuilder.Sql(
+                """UPDATE "Channels" SET "BumperSelection" = 3 WHERE "BumperSelection" = 0;"""
+            );
+
+            migrationBuilder.DropColumn(name: "BumperEpisodeChangeChance", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperMinIntervalMinutes", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "BumperShowChangeChance", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "NextBumperIndex", table: "Channels");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<double>(
+                name: "BumperEpisodeChangeChance",
+                table: "Channels",
+                type: "double precision",
+                nullable: false,
+                defaultValue: 0.0
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "BumperMinIntervalMinutes",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.AddColumn<double>(
+                name: "BumperShowChangeChance",
+                table: "Channels",
+                type: "double precision",
+                nullable: false,
+                defaultValue: 0.0
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "NextBumperIndex",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260726110935_TemplatePlanningRules.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260726110935_TemplatePlanningRules.cs
index cb929b9..8d76b0c 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260726110935_TemplatePlanningRules.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260726110935_TemplatePlanningRules.cs
@@ -1,27 +1,27 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class TemplatePlanningRules : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<string>(
-                name: "RulesJson",
-                table: "ScheduleTemplates",
-                type: "jsonb",
-                nullable: true
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "RulesJson", table: "ScheduleTemplates");
-        }
-    }
-}
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class TemplatePlanningRules : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "RulesJson",
+                table: "ScheduleTemplates",
+                type: "jsonb",
+                nullable: true
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "RulesJson", table: "ScheduleTemplates");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260726114417_ChannelViewerSettings.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260726114417_ChannelViewerSettings.cs
index 6d0cd37..c046a78 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260726114417_ChannelViewerSettings.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260726114417_ChannelViewerSettings.cs
@@ -1,68 +1,68 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class ChannelViewerSettings : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<double>(
-                name: "AnalogFilterStrength",
-                table: "Channels",
-                type: "double precision",
-                nullable: false,
-                defaultValue: 0.0
-            );
-
-            migrationBuilder.AddColumn<int>(
-                name: "LogoCorner",
-                table: "Channels",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0
-            );
-
-            migrationBuilder.AddColumn<Guid>(
-                name: "LogoImageId",
-                table: "Channels",
-                type: "uuid",
-                nullable: true
-            );
-
-            migrationBuilder.AddColumn<double>(
-                name: "LogoOpacity",
-                table: "Channels",
-                type: "double precision",
-                nullable: false,
-                defaultValue: 0.0
-            );
-
-            migrationBuilder.AddColumn<bool>(
-                name: "ShowClock",
-                table: "Channels",
-                type: "boolean",
-                nullable: false,
-                defaultValue: false
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "AnalogFilterStrength", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "LogoCorner", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "LogoImageId", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "LogoOpacity", table: "Channels");
-
-            migrationBuilder.DropColumn(name: "ShowClock", table: "Channels");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class ChannelViewerSettings : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<double>(
+                name: "AnalogFilterStrength",
+                table: "Channels",
+                type: "double precision",
+                nullable: false,
+                defaultValue: 0.0
+            );
+
+            migrationBuilder.AddColumn<int>(
+                name: "LogoCorner",
+                table: "Channels",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0
+            );
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "LogoImageId",
+                table: "Channels",
+                type: "uuid",
+                nullable: true
+            );
+
+            migrationBuilder.AddColumn<double>(
+                name: "LogoOpacity",
+                table: "Channels",
+                type: "double precision",
+                nullable: false,
+                defaultValue: 0.0
+            );
+
+            migrationBuilder.AddColumn<bool>(
+                name: "ShowClock",
+                table: "Channels",
+                type: "boolean",
+                nullable: false,
+                defaultValue: false
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "AnalogFilterStrength", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "LogoCorner", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "LogoImageId", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "LogoOpacity", table: "Channels");
+
+            migrationBuilder.DropColumn(name: "ShowClock", table: "Channels");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260726115300_ScheduleEntryCollection.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260726115300_ScheduleEntryCollection.cs
index 95792b3..e8d9e14 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260726115300_ScheduleEntryCollection.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260726115300_ScheduleEntryCollection.cs
@@ -1,28 +1,28 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class ScheduleEntryCollection : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<Guid>(
-                name: "CollectionId",
-                table: "ScheduleEntries",
-                type: "uuid",
-                nullable: true
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(name: "CollectionId", table: "ScheduleEntries");
-        }
-    }
-}
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class ScheduleEntryCollection : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<Guid>(
+                name: "CollectionId",
+                table: "ScheduleEntries",
+                type: "uuid",
+                nullable: true
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(name: "CollectionId", table: "ScheduleEntries");
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Migrations/20260726190050_ShowAudienceMpaa.cs b/backend/src/TeleWave.Infrastructure/Migrations/20260726190050_ShowAudienceMpaa.cs
index 2792122..2fe5bd6 100644
--- a/backend/src/TeleWave.Infrastructure/Migrations/20260726190050_ShowAudienceMpaa.cs
+++ b/backend/src/TeleWave.Infrastructure/Migrations/20260726190050_ShowAudienceMpaa.cs
@@ -1,38 +1,38 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace TeleWave.Infrastructure.Migrations
-{
-    /// <inheritdoc />
-    public partial class ShowAudienceMpaa : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AlterColumn<int>(
-                name: "Audience",
-                table: "Shows",
-                type: "integer",
-                nullable: true,
-                oldClrType: typeof(int),
-                oldType: "integer"
-            );
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AlterColumn<int>(
-                name: "Audience",
-                table: "Shows",
-                type: "integer",
-                nullable: false,
-                defaultValue: 0,
-                oldClrType: typeof(int),
-                oldType: "integer",
-                oldNullable: true
-            );
-        }
-    }
-}
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class ShowAudienceMpaa : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<int>(
+                name: "Audience",
+                table: "Shows",
+                type: "integer",
+                nullable: true,
+                oldClrType: typeof(int),
+                oldType: "integer"
+            );
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<int>(
+                name: "Audience",
+                table: "Shows",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0,
+                oldClrType: typeof(int),
+                oldType: "integer",
+                oldNullable: true
+            );
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Persistence/AppDbContext.cs b/backend/src/TeleWave.Infrastructure/Persistence/AppDbContext.cs
index d8b8fed..fe07068 100644
--- a/backend/src/TeleWave.Infrastructure/Persistence/AppDbContext.cs
+++ b/backend/src/TeleWave.Infrastructure/Persistence/AppDbContext.cs
@@ -1,83 +1,83 @@
-using Microsoft.AspNetCore.Identity.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Metadata;
-using Microsoft.EntityFrameworkCore.Storage;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Domain.Auth;
-using TeleWave.Domain.Broadcast;
-using TeleWave.Domain.Images;
-using TeleWave.Domain.Library;
-using TeleWave.Domain.Media;
-using TeleWave.Domain.Programming;
-using TeleWave.Domain.Settings;
-using TeleWave.Infrastructure.Identity;
-
-namespace TeleWave.Infrastructure.Persistence;
-
-/// <summary>
-/// Корневой DbContext приложения: Identity-схема (пользователи/роли) + сущности домена
-/// (добавляются по мере реализации фич).
-/// </summary>
-public class AppDbContext(DbContextOptions<AppDbContext> options)
-    : IdentityDbContext<AppUser, AppRole, Guid>(options),
-        IAppDbContext
-{
-    public DbSet<RefreshToken> RefreshTokens => Set<RefreshToken>();
-    public DbSet<MediaAsset> MediaAssets => Set<MediaAsset>();
-    public DbSet<Show> Shows => Set<Show>();
-    public DbSet<Genre> Genres => Set<Genre>();
-    public DbSet<GenreAlias> GenreAliases => Set<GenreAlias>();
-    public DbSet<ShowGenre> ShowGenres => Set<ShowGenre>();
-    public DbSet<Collection> Collections => Set<Collection>();
-    public DbSet<CollectionItem> CollectionItems => Set<CollectionItem>();
-    public DbSet<Group> Groups => Set<Group>();
-    public DbSet<GroupItem> GroupItems => Set<GroupItem>();
-    public DbSet<ScheduleTemplate> ScheduleTemplates => Set<ScheduleTemplate>();
-    public DbSet<GridLayer> GridLayers => Set<GridLayer>();
-    public DbSet<Slot> Slots => Set<Slot>();
-    public DbSet<SlotState> SlotStates => Set<SlotState>();
-    public DbSet<JunctionTemplate> JunctionTemplates => Set<JunctionTemplate>();
-    public DbSet<JunctionElement> JunctionElements => Set<JunctionElement>();
-    public DbSet<Channel> Channels => Set<Channel>();
-    public DbSet<ScheduleEntry> ScheduleEntries => Set<ScheduleEntry>();
-    public DbSet<BumperTextVariant> BumperTextVariants => Set<BumperTextVariant>();
-    public DbSet<BumperAsset> BumperAssets => Set<BumperAsset>();
-    public DbSet<AppSetting> AppSettings => Set<AppSetting>();
-    public DbSet<Image> Images => Set<Image>();
-
-    public Task<IDbContextTransaction> BeginTransactionAsync(CancellationToken cancellationToken) =>
-        Database.BeginTransactionAsync(cancellationToken);
-
-    public Task AcquireChannelLockAsync(Guid channelId, CancellationToken cancellationToken)
-    {
-        // pg_advisory_xact_lock(bigint) освобождается автоматически при завершении транзакции.
-        // Ключ — стабильный int64 из GUID канала; коллизии между каналами лишь сериализуют их генерацию,
-        // корректности не нарушают.
-        var key = BitConverter.ToInt64(channelId.ToByteArray());
-        return Database.ExecuteSqlAsync($"SELECT pg_advisory_xact_lock({key})", cancellationToken);
-    }
-
-    protected override void OnModelCreating(ModelBuilder builder)
-    {
-        base.OnModelCreating(builder);
-        builder.ApplyConfigurationsFromAssembly(typeof(AppDbContext).Assembly);
-
-        // Guid-ключи доменных сущностей мы задаём сами в фабриках. Без этого EF считает выставленный
-        // ключ признаком уже существующей строки и при добавлении дочерней сущности через коллекцию
-        // отслеживаемого родителя (напр. show.AddEpisode) делает UPDATE вместо INSERT → «affected 0».
-        foreach (var entityType in builder.Model.GetEntityTypes())
-        {
-            if (
-                entityType.ClrType.Namespace?.StartsWith(
-                    "TeleWave.Domain",
-                    StringComparison.Ordinal
-                ) != true
-            )
-                continue;
-
-            var idProperty = entityType.FindProperty("Id");
-            if (idProperty is not null && idProperty.ClrType == typeof(Guid))
-                idProperty.ValueGenerated = ValueGenerated.Never;
-        }
-    }
-}
+using Microsoft.AspNetCore.Identity.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Storage;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Domain.Auth;
+using TeleWave.Domain.Broadcast;
+using TeleWave.Domain.Images;
+using TeleWave.Domain.Library;
+using TeleWave.Domain.Media;
+using TeleWave.Domain.Programming;
+using TeleWave.Domain.Settings;
+using TeleWave.Infrastructure.Identity;
+
+namespace TeleWave.Infrastructure.Persistence;
+
+/// <summary>
+/// Корневой DbContext приложения: Identity-схема (пользователи/роли) + сущности домена
+/// (добавляются по мере реализации фич).
+/// </summary>
+public class AppDbContext(DbContextOptions<AppDbContext> options)
+    : IdentityDbContext<AppUser, AppRole, Guid>(options),
+        IAppDbContext
+{
+    public DbSet<RefreshToken> RefreshTokens => Set<RefreshToken>();
+    public DbSet<MediaAsset> MediaAssets => Set<MediaAsset>();
+    public DbSet<Show> Shows => Set<Show>();
+    public DbSet<Genre> Genres => Set<Genre>();
+    public DbSet<GenreAlias> GenreAliases => Set<GenreAlias>();
+    public DbSet<ShowGenre> ShowGenres => Set<ShowGenre>();
+    public DbSet<Collection> Collections => Set<Collection>();
+    public DbSet<CollectionItem> CollectionItems => Set<CollectionItem>();
+    public DbSet<Group> Groups => Set<Group>();
+    public DbSet<GroupItem> GroupItems => Set<GroupItem>();
+    public DbSet<ScheduleTemplate> ScheduleTemplates => Set<ScheduleTemplate>();
+    public DbSet<GridLayer> GridLayers => Set<GridLayer>();
+    public DbSet<Slot> Slots => Set<Slot>();
+    public DbSet<SlotState> SlotStates => Set<SlotState>();
+    public DbSet<JunctionTemplate> JunctionTemplates => Set<JunctionTemplate>();
+    public DbSet<JunctionElement> JunctionElements => Set<JunctionElement>();
+    public DbSet<Channel> Channels => Set<Channel>();
+    public DbSet<ScheduleEntry> ScheduleEntries => Set<ScheduleEntry>();
+    public DbSet<BumperTextVariant> BumperTextVariants => Set<BumperTextVariant>();
+    public DbSet<BumperAsset> BumperAssets => Set<BumperAsset>();
+    public DbSet<AppSetting> AppSettings => Set<AppSetting>();
+    public DbSet<Image> Images => Set<Image>();
+
+    public Task<IDbContextTransaction> BeginTransactionAsync(CancellationToken cancellationToken) =>
+        Database.BeginTransactionAsync(cancellationToken);
+
+    public Task AcquireChannelLockAsync(Guid channelId, CancellationToken cancellationToken)
+    {
+        // pg_advisory_xact_lock(bigint) освобождается автоматически при завершении транзакции.
+        // Ключ — стабильный int64 из GUID канала; коллизии между каналами лишь сериализуют их генерацию,
+        // корректности не нарушают.
+        var key = BitConverter.ToInt64(channelId.ToByteArray());
+        return Database.ExecuteSqlAsync($"SELECT pg_advisory_xact_lock({key})", cancellationToken);
+    }
+
+    protected override void OnModelCreating(ModelBuilder builder)
+    {
+        base.OnModelCreating(builder);
+        builder.ApplyConfigurationsFromAssembly(typeof(AppDbContext).Assembly);
+
+        // Guid-ключи доменных сущностей мы задаём сами в фабриках. Без этого EF считает выставленный
+        // ключ признаком уже существующей строки и при добавлении дочерней сущности через коллекцию
+        // отслеживаемого родителя (напр. show.AddEpisode) делает UPDATE вместо INSERT → «affected 0».
+        foreach (var entityType in builder.Model.GetEntityTypes())
+        {
+            if (
+                entityType.ClrType.Namespace?.StartsWith(
+                    "TeleWave.Domain",
+                    StringComparison.Ordinal
+                ) != true
+            )
+                continue;
+
+            var idProperty = entityType.FindProperty("Id");
+            if (idProperty is not null && idProperty.ClrType == typeof(Guid))
+                idProperty.ValueGenerated = ValueGenerated.Never;
+        }
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Persistence/Configurations/ChannelConfiguration.cs b/backend/src/TeleWave.Infrastructure/Persistence/Configurations/ChannelConfiguration.cs
index cab846d..336f176 100644
--- a/backend/src/TeleWave.Infrastructure/Persistence/Configurations/ChannelConfiguration.cs
+++ b/backend/src/TeleWave.Infrastructure/Persistence/Configurations/ChannelConfiguration.cs
@@ -1,61 +1,61 @@
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Metadata;
-using Microsoft.EntityFrameworkCore.Metadata.Builders;
-using TeleWave.Domain.Broadcast;
-
-namespace TeleWave.Infrastructure.Persistence.Configurations;
-
-public class ChannelConfiguration : IEntityTypeConfiguration<Channel>
-{
-    public void Configure(EntityTypeBuilder<Channel> builder)
-    {
-        builder.Property(x => x.Name).IsRequired().HasMaxLength(256);
-        builder.Property(x => x.Slug).IsRequired().HasMaxLength(128);
-        builder.HasIndex(x => x.Slug).IsUnique();
-
-        // Номер канала уникален среди заданных: переключение вверх-вниз по номерам иначе неоднозначно.
-        builder.HasIndex(x => x.Number).IsUnique().HasFilter("\"Number\" IS NOT NULL");
-
-        builder
-            .HasMany(x => x.BumperTemplates)
-            .WithOne()
-            .HasForeignKey(t => t.ChannelId)
-            .OnDelete(DeleteBehavior.Cascade);
-        builder.Navigation(x => x.BumperTemplates).UsePropertyAccessMode(PropertyAccessMode.Field);
-    }
-}
-
-public class BumperTemplateConfiguration : IEntityTypeConfiguration<BumperTemplate>
-{
-    public void Configure(EntityTypeBuilder<BumperTemplate> builder)
-    {
-        builder.HasIndex(x => new { x.ChannelId, x.Position });
-        builder.Property(x => x.Name).IsRequired().HasMaxLength(64);
-        builder.Property(x => x.BackgroundColor).IsRequired().HasMaxLength(32);
-        builder.Property(x => x.BackgroundColor2).IsRequired().HasMaxLength(32);
-        builder.Property(x => x.AccentColor).IsRequired().HasMaxLength(32);
-        builder.Property(x => x.TextColor).IsRequired().HasMaxLength(32);
-        builder.Property(x => x.AudioExtension).HasMaxLength(16);
-
-        builder
-            .HasMany(x => x.Variants)
-            .WithOne()
-            .HasForeignKey(v => v.BumperTemplateId)
-            .OnDelete(DeleteBehavior.Cascade);
-        builder.Navigation(x => x.Variants).UsePropertyAccessMode(PropertyAccessMode.Field);
-    }
-}
-
-public class BumperTextVariantConfiguration : IEntityTypeConfiguration<BumperTextVariant>
-{
-    public void Configure(EntityTypeBuilder<BumperTextVariant> builder)
-    {
-        builder.HasIndex(x => new { x.BumperTemplateId, x.Position });
-        builder.Property(x => x.Name).IsRequired().HasMaxLength(64);
-        builder.Property(x => x.NowLabel).IsRequired().HasMaxLength(64);
-        builder.Property(x => x.NextLabel).IsRequired().HasMaxLength(64);
-        builder.Property(x => x.Line1).IsRequired().HasMaxLength(120);
-        builder.Property(x => x.Line2).IsRequired().HasMaxLength(120);
-        builder.Property(x => x.Weight).HasDefaultValue(BumperTextVariant.DefaultWeight);
-    }
-}
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+using TeleWave.Domain.Broadcast;
+
+namespace TeleWave.Infrastructure.Persistence.Configurations;
+
+public class ChannelConfiguration : IEntityTypeConfiguration<Channel>
+{
+    public void Configure(EntityTypeBuilder<Channel> builder)
+    {
+        builder.Property(x => x.Name).IsRequired().HasMaxLength(256);
+        builder.Property(x => x.Slug).IsRequired().HasMaxLength(128);
+        builder.HasIndex(x => x.Slug).IsUnique();
+
+        // Номер канала уникален среди заданных: переключение вверх-вниз по номерам иначе неоднозначно.
+        builder.HasIndex(x => x.Number).IsUnique().HasFilter("\"Number\" IS NOT NULL");
+
+        builder
+            .HasMany(x => x.BumperTemplates)
+            .WithOne()
+            .HasForeignKey(t => t.ChannelId)
+            .OnDelete(DeleteBehavior.Cascade);
+        builder.Navigation(x => x.BumperTemplates).UsePropertyAccessMode(PropertyAccessMode.Field);
+    }
+}
+
+public class BumperTemplateConfiguration : IEntityTypeConfiguration<BumperTemplate>
+{
+    public void Configure(EntityTypeBuilder<BumperTemplate> builder)
+    {
+        builder.HasIndex(x => new { x.ChannelId, x.Position });
+        builder.Property(x => x.Name).IsRequired().HasMaxLength(64);
+        builder.Property(x => x.BackgroundColor).IsRequired().HasMaxLength(32);
+        builder.Property(x => x.BackgroundColor2).IsRequired().HasMaxLength(32);
+        builder.Property(x => x.AccentColor).IsRequired().HasMaxLength(32);
+        builder.Property(x => x.TextColor).IsRequired().HasMaxLength(32);
+        builder.Property(x => x.AudioExtension).HasMaxLength(16);
+
+        builder
+            .HasMany(x => x.Variants)
+            .WithOne()
+            .HasForeignKey(v => v.BumperTemplateId)
+            .OnDelete(DeleteBehavior.Cascade);
+        builder.Navigation(x => x.Variants).UsePropertyAccessMode(PropertyAccessMode.Field);
+    }
+}
+
+public class BumperTextVariantConfiguration : IEntityTypeConfiguration<BumperTextVariant>
+{
+    public void Configure(EntityTypeBuilder<BumperTextVariant> builder)
+    {
+        builder.HasIndex(x => new { x.BumperTemplateId, x.Position });
+        builder.Property(x => x.Name).IsRequired().HasMaxLength(64);
+        builder.Property(x => x.NowLabel).IsRequired().HasMaxLength(64);
+        builder.Property(x => x.NextLabel).IsRequired().HasMaxLength(64);
+        builder.Property(x => x.Line1).IsRequired().HasMaxLength(120);
+        builder.Property(x => x.Line2).IsRequired().HasMaxLength(120);
+        builder.Property(x => x.Weight).HasDefaultValue(BumperTextVariant.DefaultWeight);
+    }
+}
diff --git a/backend/src/TeleWave.Infrastructure/Settings/SiteSettings.cs b/backend/src/TeleWave.Infrastructure/Settings/SiteSettings.cs
index 626d5ef..cc745ac 100644
--- a/backend/src/TeleWave.Infrastructure/Settings/SiteSettings.cs
+++ b/backend/src/TeleWave.Infrastructure/Settings/SiteSettings.cs
@@ -1,53 +1,53 @@
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Settings;
-using TeleWave.Domain.Settings;
-
-namespace TeleWave.Infrastructure.Settings;
-
-/// <summary>Настройки сайта поверх key-value таблицы AppSetting. Запись не сохраняет сама —
-/// сохранение выполняет UnitOfWorkBehavior команды (используется общий scoped-контекст).</summary>
-public sealed class SiteSettings(IAppDbContext dbContext) : ISiteSettings
-{
-    public Task<bool> IsRegistrationEnabledAsync(CancellationToken cancellationToken) =>
-        dbContext.GetBoolSettingAsync(SettingKeys.RegistrationEnabled, false, cancellationToken);
-
-    public async Task SetRegistrationEnabledAsync(bool enabled, CancellationToken cancellationToken)
-    {
-        await UpsertAsync(
-            SettingKeys.RegistrationEnabled,
-            enabled ? "true" : "false",
-            cancellationToken
-        );
-    }
-
-    public Task<string> GetPreferredAudioLanguagesAsync(CancellationToken cancellationToken) =>
-        dbContext.GetStringSettingAsync(SettingKeys.PreferredAudioLanguages, "", cancellationToken);
-
-    public Task SetPreferredAudioLanguagesAsync(
-        string value,
-        CancellationToken cancellationToken
-    ) => UpsertAsync(SettingKeys.PreferredAudioLanguages, value, cancellationToken);
-
-    public Task<bool> AreChannelNumbersEnabledAsync(CancellationToken cancellationToken) =>
-        dbContext.GetBoolSettingAsync(SettingKeys.ChannelNumbersEnabled, false, cancellationToken);
-
-    public Task SetChannelNumbersEnabledAsync(bool enabled, CancellationToken cancellationToken) =>
-        UpsertAsync(
-            SettingKeys.ChannelNumbersEnabled,
-            enabled ? "true" : "false",
-            cancellationToken
-        );
-
-    private async Task UpsertAsync(string key, string value, CancellationToken cancellationToken)
-    {
-        var existing = await dbContext.AppSettings.FirstOrDefaultAsync(
-            s => s.Key == key,
-            cancellationToken
-        );
-        if (existing is null)
-            dbContext.AppSettings.Add(AppSetting.Create(key, value));
-        else
-            existing.SetValue(value);
-    }
-}
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Settings;
+using TeleWave.Domain.Settings;
+
+namespace TeleWave.Infrastructure.Settings;
+
+/// <summary>Настройки сайта поверх key-value таблицы AppSetting. Запись не сохраняет сама —
+/// сохранение выполняет UnitOfWorkBehavior команды (используется общий scoped-контекст).</summary>
+public sealed class SiteSettings(IAppDbContext dbContext) : ISiteSettings
+{
+    public Task<bool> IsRegistrationEnabledAsync(CancellationToken cancellationToken) =>
+        dbContext.GetBoolSettingAsync(SettingKeys.RegistrationEnabled, false, cancellationToken);
+
+    public async Task SetRegistrationEnabledAsync(bool enabled, CancellationToken cancellationToken)
+    {
+        await UpsertAsync(
+            SettingKeys.RegistrationEnabled,
+            enabled ? "true" : "false",
+            cancellationToken
+        );
+    }
+
+    public Task<string> GetPreferredAudioLanguagesAsync(CancellationToken cancellationToken) =>
+        dbContext.GetStringSettingAsync(SettingKeys.PreferredAudioLanguages, "", cancellationToken);
+
+    public Task SetPreferredAudioLanguagesAsync(
+        string value,
+        CancellationToken cancellationToken
+    ) => UpsertAsync(SettingKeys.PreferredAudioLanguages, value, cancellationToken);
+
+    public Task<bool> AreChannelNumbersEnabledAsync(CancellationToken cancellationToken) =>
+        dbContext.GetBoolSettingAsync(SettingKeys.ChannelNumbersEnabled, false, cancellationToken);
+
+    public Task SetChannelNumbersEnabledAsync(bool enabled, CancellationToken cancellationToken) =>
+        UpsertAsync(
+            SettingKeys.ChannelNumbersEnabled,
+            enabled ? "true" : "false",
+            cancellationToken
+        );
+
+    private async Task UpsertAsync(string key, string value, CancellationToken cancellationToken)
+    {
+        var existing = await dbContext.AppSettings.FirstOrDefaultAsync(
+            s => s.Key == key,
+            cancellationToken
+        );
+        if (existing is null)
+            dbContext.AppSettings.Add(AppSetting.Create(key, value));
+        else
+            existing.SetValue(value);
+    }
+}
diff --git a/backend/tests/TeleWave.Application.Tests/Broadcast/ChannelHandlersTests.cs b/backend/tests/TeleWave.Application.Tests/Broadcast/ChannelHandlersTests.cs
index 0b28eef..abedb6e 100644
--- a/backend/tests/TeleWave.Application.Tests/Broadcast/ChannelHandlersTests.cs
+++ b/backend/tests/TeleWave.Application.Tests/Broadcast/ChannelHandlersTests.cs
@@ -1,69 +1,69 @@
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Broadcast;
-using TeleWave.Application.Broadcast.CreateChannel;
-using TeleWave.Application.Broadcast.UpdateChannelSettings;
-using TeleWave.Application.Tests.Support;
-using TeleWave.Domain.Broadcast;
-using TeleWave.Domain.Library;
-using TeleWave.Domain.Media;
-using Xunit;
-
-namespace TeleWave.Application.Tests.Broadcast;
-
-public class ChannelHandlersTests
-{
-    private static readonly DateTimeOffset T0 = new(2026, 1, 1, 0, 0, 0, TimeSpan.Zero);
-
-    [Fact]
-    public async Task CreateChannel_Succeeds_AndRejectsDuplicateSlug()
-    {
-        var fixture = new TestDb();
-        await using var db = fixture.New();
-
-        var ok = await new CreateChannelCommandHandler(db).Handle(
-            new CreateChannelCommand("News", "news"),
-            CancellationToken.None
-        );
-        Assert.True(ok.IsSuccess);
-        await db.SaveChangesAsync(CancellationToken.None);
-
-        var dup = await new CreateChannelCommandHandler(db).Handle(
-            new CreateChannelCommand("Other", "news"),
-            CancellationToken.None
-        );
-        Assert.False(dup.IsSuccess);
-        Assert.Equal(ChannelErrors.DuplicateSlug, dup.Error);
-    }
-
-    [Fact]
-    public async Task UpdateChannelSettings_UpdatesBumperChances()
-    {
-        var fixture = new TestDb();
-        var channel = Channel.Create("c", "c", T0);
-        await using (var seed = fixture.New())
-        {
-            seed.Channels.Add(channel);
-            await seed.SaveChangesAsync(CancellationToken.None);
-        }
-
-        await using var db = fixture.New();
-        var result = await new UpdateChannelSettingsCommandHandler(db).Handle(
-            new UpdateChannelSettingsCommand(
-                channel.Id,
-                "c",
-                true,
-                true,
-                new BumperSettingsInput(BumperFont.Sans, BumperSelection.WeightedRandom),
-                null
-            ),
-            CancellationToken.None
-        );
-        Assert.True(result.IsSuccess);
-        await db.SaveChangesAsync(CancellationToken.None);
-
-        await using var verify = fixture.New();
-        var stored = await verify.Channels.FindAsync(channel.Id);
-        Assert.Equal(BumperFont.Sans, stored!.BumperFont);
-        Assert.Equal(BumperSelection.WeightedRandom, stored.BumperSelection);
-    }
-}
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Broadcast;
+using TeleWave.Application.Broadcast.CreateChannel;
+using TeleWave.Application.Broadcast.UpdateChannelSettings;
+using TeleWave.Application.Tests.Support;
+using TeleWave.Domain.Broadcast;
+using TeleWave.Domain.Library;
+using TeleWave.Domain.Media;
+using Xunit;
+
+namespace TeleWave.Application.Tests.Broadcast;
+
+public class ChannelHandlersTests
+{
+    private static readonly DateTimeOffset T0 = new(2026, 1, 1, 0, 0, 0, TimeSpan.Zero);
+
+    [Fact]
+    public async Task CreateChannel_Succeeds_AndRejectsDuplicateSlug()
+    {
+        var fixture = new TestDb();
+        await using var db = fixture.New();
+
+        var ok = await new CreateChannelCommandHandler(db).Handle(
+            new CreateChannelCommand("News", "news"),
+            CancellationToken.None
+        );
+        Assert.True(ok.IsSuccess);
+        await db.SaveChangesAsync(CancellationToken.None);
+
+        var dup = await new CreateChannelCommandHandler(db).Handle(
+            new CreateChannelCommand("Other", "news"),
+            CancellationToken.None
+        );
+        Assert.False(dup.IsSuccess);
+        Assert.Equal(ChannelErrors.DuplicateSlug, dup.Error);
+    }
+
+    [Fact]
+    public async Task UpdateChannelSettings_UpdatesBumperChances()
+    {
+        var fixture = new TestDb();
+        var channel = Channel.Create("c", "c", T0);
+        await using (var seed = fixture.New())
+        {
+            seed.Channels.Add(channel);
+            await seed.SaveChangesAsync(CancellationToken.None);
+        }
+
+        await using var db = fixture.New();
+        var result = await new UpdateChannelSettingsCommandHandler(db).Handle(
+            new UpdateChannelSettingsCommand(
+                channel.Id,
+                "c",
+                true,
+                true,
+                new BumperSettingsInput(BumperFont.Sans, BumperSelection.WeightedRandom),
+                null
+            ),
+            CancellationToken.None
+        );
+        Assert.True(result.IsSuccess);
+        await db.SaveChangesAsync(CancellationToken.None);
+
+        await using var verify = fixture.New();
+        var stored = await verify.Channels.FindAsync(channel.Id);
+        Assert.Equal(BumperFont.Sans, stored!.BumperFont);
+        Assert.Equal(BumperSelection.WeightedRandom, stored.BumperSelection);
+    }
+}
diff --git a/backend/tests/TeleWave.Application.Tests/Broadcast/QueryHandlersTests.cs b/backend/tests/TeleWave.Application.Tests/Broadcast/QueryHandlersTests.cs
index c382fe3..679dacc 100644
--- a/backend/tests/TeleWave.Application.Tests/Broadcast/QueryHandlersTests.cs
+++ b/backend/tests/TeleWave.Application.Tests/Broadcast/QueryHandlersTests.cs
@@ -1,201 +1,201 @@
-using Microsoft.EntityFrameworkCore;
-using NSubstitute;
-using TeleWave.Application.Broadcast;
-using TeleWave.Application.Broadcast.Bumpers;
-using TeleWave.Application.Broadcast.GetChannel;
-using TeleWave.Application.Broadcast.GetSchedule;
-using TeleWave.Application.Broadcast.ListChannels;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Library.DeleteShow;
-using TeleWave.Application.Library.GetShow;
-using TeleWave.Application.Programming.Groups;
-using TeleWave.Application.Tests.Support;
-using TeleWave.Domain.Broadcast;
-using TeleWave.Domain.Library;
-using TeleWave.Domain.Media;
-using Xunit;
-
-namespace TeleWave.Application.Tests.Broadcast;
-
-public class QueryHandlersTests
-{
-    private static readonly DateTimeOffset T0 = new(2026, 1, 1, 0, 0, 0, TimeSpan.Zero);
-
-    private static GroupMembershipCleaner GroupCleaner(IAppDbContext db) =>
-        new(db, new GroupStatsService(db, new GroupElementResolver(db)));
-
-    [Fact]
-    public async Task GetChannel_UnknownId_ReturnsNotFound()
-    {
-        var fixture = new TestDb();
-        await using var db = fixture.New();
-        var result = await new GetChannelQueryHandler(db).Handle(
-            new GetChannelQuery(Guid.NewGuid()),
-            CancellationToken.None
-        );
-        Assert.False(result.IsSuccess);
-    }
-
-    [Fact]
-    public async Task ListChannels_ReturnsSummaries()
-    {
-        var fixture = new TestDb();
-        await using (var seed = fixture.New())
-        {
-            seed.Channels.Add(Channel.Create("A", "a", T0));
-            seed.Channels.Add(Channel.Create("B", "b", T0));
-            await seed.SaveChangesAsync(CancellationToken.None);
-        }
-
-        await using var db = fixture.New();
-        var result = await new ListChannelsQueryHandler(db).Handle(
-            new ListChannelsQuery(),
-            CancellationToken.None
-        );
-        Assert.Equal(2, result.Count);
-    }
-
-    [Fact]
-    public async Task GetChannelSchedule_ReturnsEntriesWithBumperLabel()
-    {
-        var fixture = new TestDb();
-        var channel = Channel.Create("c", "c", T0);
-        var show = Show.Create("Show A", ShowKind.Series);
-        var variant = channel.BumperTemplates[0].Variants[0];
-        var asset = MediaAsset.Register("Show.A.S01E01.mkv", ".mkv", MediaSource.Upload);
-        var program = ScheduleEntry.Program(
-            channel.Id,
-            asset.Id,
-            T0,
-            T0.AddMinutes(20),
-            show.Id,
-            0
-        );
-        var bumper = ScheduleEntry.Bumper(
-            channel.Id,
-            Guid.NewGuid(),
-            T0.AddMinutes(20),
-            T0.AddMinutes(20).AddSeconds(8),
-            show.Id,
-            variant.Id
-        );
-        await using (var seed = fixture.New())
-        {
-            seed.Shows.Add(show);
-            seed.Channels.Add(channel);
-            seed.MediaAssets.Add(asset);
-            seed.ScheduleEntries.Add(program);
-            seed.ScheduleEntries.Add(bumper);
-            await seed.SaveChangesAsync(CancellationToken.None);
-        }
-
-        await using var db = fixture.New();
-        var result = await new GetChannelScheduleQueryHandler(db).Handle(
-            new GetChannelScheduleQuery(channel.Id, T0.AddMinutes(-5), T0.AddHours(1)),
-            CancellationToken.None
-        );
-
-        Assert.True(result.IsSuccess);
-        Assert.Equal(2, result.Value.Count);
-        var bumperDto = result.Value.Single(e => e.Kind == ScheduleEntryKind.Bumper);
-        Assert.NotNull(bumperDto.BumperName);
-    }
-
-    [Fact]
-    public async Task GetShow_ReturnsDtoOrNotFound()
-    {
-        var fixture = new TestDb();
-        var show = Show.Create("A", ShowKind.Series);
-        await using (var seed = fixture.New())
-        {
-            seed.Shows.Add(show);
-            await seed.SaveChangesAsync(CancellationToken.None);
-        }
-
-        await using var db = fixture.New();
-        var ok = await new GetShowQueryHandler(db).Handle(
-            new GetShowQuery(show.Id),
-            CancellationToken.None
-        );
-        Assert.True(ok.IsSuccess);
-
-        var missing = await new GetShowQueryHandler(db).Handle(
-            new GetShowQuery(Guid.NewGuid()),
-            CancellationToken.None
-        );
-        Assert.False(missing.IsSuccess);
-    }
-
-    [Fact]
-    public async Task DeleteShow_RemovesOrNotFound()
-    {
-        var fixture = new TestDb();
-        var show = Show.Create("A", ShowKind.Series);
-        await using (var seed = fixture.New())
-        {
-            seed.Shows.Add(show);
-            await seed.SaveChangesAsync(CancellationToken.None);
-        }
-
-        await using var db = fixture.New();
-        var missing = await new DeleteShowCommandHandler(db, GroupCleaner(db)).Handle(
-            new DeleteShowCommand(Guid.NewGuid()),
-            CancellationToken.None
-        );
-        Assert.False(missing.IsSuccess);
-
-        var ok = await new DeleteShowCommandHandler(db, GroupCleaner(db)).Handle(
-            new DeleteShowCommand(show.Id),
-            CancellationToken.None
-        );
-        Assert.True(ok.IsSuccess);
-    }
-
-    [Fact]
-    public async Task AddAndRemoveBumperTemplate_WorkThroughStorage()
-    {
-        var fixture = new TestDb();
-        var channel = Channel.Create("c", "c", T0);
-        await using (var seed = fixture.New())
-        {
-            seed.Channels.Add(channel);
-            await seed.SaveChangesAsync(CancellationToken.None);
-        }
-
-        Guid templateId;
-        await using (var db = fixture.New())
-        {
-            var added = await new AddBumperTemplateCommandHandler(db).Handle(
-                new AddBumperTemplateCommand(channel.Id, ""),
-                CancellationToken.None
-            );
-            Assert.True(added.IsSuccess);
-            templateId = added.Value;
-            await db.SaveChangesAsync(CancellationToken.None);
-        }
-
-        var storage = Substitute.For<IBumperTemplateStorage>();
-        await using (var db = fixture.New())
-        {
-            var removed = await new RemoveBumperTemplateCommandHandler(db, storage).Handle(
-                new RemoveBumperTemplateCommand(channel.Id, templateId),
-                CancellationToken.None
-            );
-            Assert.True(removed.IsSuccess);
-        }
-        await storage.Received(1).DeleteTemplateAsync(templateId, Arg.Any<CancellationToken>());
-
-        // дефолтный блок удалить нельзя
-        await using (var db = fixture.New())
-        {
-            var def = await db
-                .Channels.Include(c => c.BumperTemplates)
-                .FirstAsync(c => c.Id == channel.Id);
-            var result = await new RemoveBumperTemplateCommandHandler(db, storage).Handle(
-                new RemoveBumperTemplateCommand(channel.Id, def.BumperTemplates[0].Id),
-                CancellationToken.None
-            );
-            Assert.Equal(ChannelErrors.CannotRemoveDefaultBumperTemplate, result.Error);
-        }
-    }
-}
+using Microsoft.EntityFrameworkCore;
+using NSubstitute;
+using TeleWave.Application.Broadcast;
+using TeleWave.Application.Broadcast.Bumpers;
+using TeleWave.Application.Broadcast.GetChannel;
+using TeleWave.Application.Broadcast.GetSchedule;
+using TeleWave.Application.Broadcast.ListChannels;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Library.DeleteShow;
+using TeleWave.Application.Library.GetShow;
+using TeleWave.Application.Programming.Groups;
+using TeleWave.Application.Tests.Support;
+using TeleWave.Domain.Broadcast;
+using TeleWave.Domain.Library;
+using TeleWave.Domain.Media;
+using Xunit;
+
+namespace TeleWave.Application.Tests.Broadcast;
+
+public class QueryHandlersTests
+{
+    private static readonly DateTimeOffset T0 = new(2026, 1, 1, 0, 0, 0, TimeSpan.Zero);
+
+    private static GroupMembershipCleaner GroupCleaner(IAppDbContext db) =>
+        new(db, new GroupStatsService(db, new GroupElementResolver(db)));
+
+    [Fact]
+    public async Task GetChannel_UnknownId_ReturnsNotFound()
+    {
+        var fixture = new TestDb();
+        await using var db = fixture.New();
+        var result = await new GetChannelQueryHandler(db).Handle(
+            new GetChannelQuery(Guid.NewGuid()),
+            CancellationToken.None
+        );
+        Assert.False(result.IsSuccess);
+    }
+
+    [Fact]
+    public async Task ListChannels_ReturnsSummaries()
+    {
+        var fixture = new TestDb();
+        await using (var seed = fixture.New())
+        {
+            seed.Channels.Add(Channel.Create("A", "a", T0));
+            seed.Channels.Add(Channel.Create("B", "b", T0));
+            await seed.SaveChangesAsync(CancellationToken.None);
+        }
+
+        await using var db = fixture.New();
+        var result = await new ListChannelsQueryHandler(db).Handle(
+            new ListChannelsQuery(),
+            CancellationToken.None
+        );
+        Assert.Equal(2, result.Count);
+    }
+
+    [Fact]
+    public async Task GetChannelSchedule_ReturnsEntriesWithBumperLabel()
+    {
+        var fixture = new TestDb();
+        var channel = Channel.Create("c", "c", T0);
+        var show = Show.Create("Show A", ShowKind.Series);
+        var variant = channel.BumperTemplates[0].Variants[0];
+        var asset = MediaAsset.Register("Show.A.S01E01.mkv", ".mkv", MediaSource.Upload);
+        var program = ScheduleEntry.Program(
+            channel.Id,
+            asset.Id,
+            T0,
+            T0.AddMinutes(20),
+            show.Id,
+            0
+        );
+        var bumper = ScheduleEntry.Bumper(
+            channel.Id,
+            Guid.NewGuid(),
+            T0.AddMinutes(20),
+            T0.AddMinutes(20).AddSeconds(8),
+            show.Id,
+            variant.Id
+        );
+        await using (var seed = fixture.New())
+        {
+            seed.Shows.Add(show);
+            seed.Channels.Add(channel);
+            seed.MediaAssets.Add(asset);
+            seed.ScheduleEntries.Add(program);
+            seed.ScheduleEntries.Add(bumper);
+            await seed.SaveChangesAsync(CancellationToken.None);
+        }
+
+        await using var db = fixture.New();
+        var result = await new GetChannelScheduleQueryHandler(db).Handle(
+            new GetChannelScheduleQuery(channel.Id, T0.AddMinutes(-5), T0.AddHours(1)),
+            CancellationToken.None
+        );
+
+        Assert.True(result.IsSuccess);
+        Assert.Equal(2, result.Value.Count);
+        var bumperDto = result.Value.Single(e => e.Kind == ScheduleEntryKind.Bumper);
+        Assert.NotNull(bumperDto.BumperName);
+    }
+
+    [Fact]
+    public async Task GetShow_ReturnsDtoOrNotFound()
+    {
+        var fixture = new TestDb();
+        var show = Show.Create("A", ShowKind.Series);
+        await using (var seed = fixture.New())
+        {
+            seed.Shows.Add(show);
+            await seed.SaveChangesAsync(CancellationToken.None);
+        }
+
+        await using var db = fixture.New();
+        var ok = await new GetShowQueryHandler(db).Handle(
+            new GetShowQuery(show.Id),
+            CancellationToken.None
+        );
+        Assert.True(ok.IsSuccess);
+
+        var missing = await new GetShowQueryHandler(db).Handle(
+            new GetShowQuery(Guid.NewGuid()),
+            CancellationToken.None
+        );
+        Assert.False(missing.IsSuccess);
+    }
+
+    [Fact]
+    public async Task DeleteShow_RemovesOrNotFound()
+    {
+        var fixture = new TestDb();
+        var show = Show.Create("A", ShowKind.Series);
+        await using (var seed = fixture.New())
+        {
+            seed.Shows.Add(show);
+            await seed.SaveChangesAsync(CancellationToken.None);
+        }
+
+        await using var db = fixture.New();
+        var missing = await new DeleteShowCommandHandler(db, GroupCleaner(db)).Handle(
+            new DeleteShowCommand(Guid.NewGuid()),
+            CancellationToken.None
+        );
+        Assert.False(missing.IsSuccess);
+
+        var ok = await new DeleteShowCommandHandler(db, GroupCleaner(db)).Handle(
+            new DeleteShowCommand(show.Id),
+            CancellationToken.None
+        );
+        Assert.True(ok.IsSuccess);
+    }
+
+    [Fact]
+    public async Task AddAndRemoveBumperTemplate_WorkThroughStorage()
+    {
+        var fixture = new TestDb();
+        var channel = Channel.Create("c", "c", T0);
+        await using (var seed = fixture.New())
+        {
+            seed.Channels.Add(channel);
+            await seed.SaveChangesAsync(CancellationToken.None);
+        }
+
+        Guid templateId;
+        await using (var db = fixture.New())
+        {
+            var added = await new AddBumperTemplateCommandHandler(db).Handle(
+                new AddBumperTemplateCommand(channel.Id, ""),
+                CancellationToken.None
+            );
+            Assert.True(added.IsSuccess);
+            templateId = added.Value;
+            await db.SaveChangesAsync(CancellationToken.None);
+        }
+
+        var storage = Substitute.For<IBumperTemplateStorage>();
+        await using (var db = fixture.New())
+        {
+            var removed = await new RemoveBumperTemplateCommandHandler(db, storage).Handle(
+                new RemoveBumperTemplateCommand(channel.Id, templateId),
+                CancellationToken.None
+            );
+            Assert.True(removed.IsSuccess);
+        }
+        await storage.Received(1).DeleteTemplateAsync(templateId, Arg.Any<CancellationToken>());
+
+        // дефолтный блок удалить нельзя
+        await using (var db = fixture.New())
+        {
+            var def = await db
+                .Channels.Include(c => c.BumperTemplates)
+                .FirstAsync(c => c.Id == channel.Id);
+            var result = await new RemoveBumperTemplateCommandHandler(db, storage).Handle(
+                new RemoveBumperTemplateCommand(channel.Id, def.BumperTemplates[0].Id),
+                CancellationToken.None
+            );
+            Assert.Equal(ChannelErrors.CannotRemoveDefaultBumperTemplate, result.Error);
+        }
+    }
+}
diff --git a/backend/tests/TeleWave.Application.Tests/Programming/LayerApplicabilityTests.cs b/backend/tests/TeleWave.Application.Tests/Programming/LayerApplicabilityTests.cs
index 0a59448..d3aa384 100644
--- a/backend/tests/TeleWave.Application.Tests/Programming/LayerApplicabilityTests.cs
+++ b/backend/tests/TeleWave.Application.Tests/Programming/LayerApplicabilityTests.cs
@@ -1,150 +1,150 @@
-using TeleWave.Application.Programming.Planning;
-using TeleWave.Application.Programming.Templates;
-using TeleWave.Domain.Programming;
-using Xunit;
-
-namespace TeleWave.Application.Tests.Programming;
-
-/// <summary>
-/// Применимость слоёв (см. 3.4) и разрешение перекрытий: какие слоты реально действуют в сутки.
-/// </summary>
-public class LayerApplicabilityTests
-{
-    private static readonly TimeOnly DayStart = new(6, 0);
-
-    [Fact]
-    public void Empty_CoversEveryDate()
-    {
-        var applicability = new LayerApplicability();
-
-        Assert.True(applicability.IsEmpty);
-        Assert.True(applicability.Covers(new DateOnly(2026, 3, 17)));
-    }
-
-    [Theory]
-    [InlineData(2026, 12, 25, true)] // внутри, до Нового года
-    [InlineData(2026, 1, 3, true)] // внутри, после Нового года
-    [InlineData(2026, 12, 20, true)] // ровно начало
-    [InlineData(2026, 1, 8, true)] // ровно конец
-    [InlineData(2026, 12, 19, false)] // за день до начала
-    [InlineData(2026, 1, 9, false)] // на следующий день после конца
-    [InlineData(2026, 6, 15, false)] // середина года
-    public void AnnualRange_CrossingNewYear_IsInclusiveOnBothEnds(
-        int year,
-        int month,
-        int day,
-        bool expected
-    )
-    {
-        // «20 декабря — 8 января» задаётся один раз и работает в любом году, поэтому сравнение идёт
-        // по паре (месяц, день), а не по датам.
-        var applicability = new LayerApplicability(AnnualRanges: [new AnnualRange(12, 20, 1, 8)]);
-
-        Assert.Equal(expected, applicability.Covers(new DateOnly(year, month, day)));
-    }
-
-    [Fact]
-    public void AnnualRange_WithinOneYear_DoesNotWrap()
-    {
-        var applicability = new LayerApplicability(AnnualRanges: [new AnnualRange(6, 1, 8, 31)]);
-
-        Assert.True(applicability.Covers(new DateOnly(2026, 7, 4)));
-        Assert.False(applicability.Covers(new DateOnly(2026, 1, 4)));
-    }
-
-    [Fact]
-    public void Sections_AreCombinedWithOr()
-    {
-        // Понедельник ИЛИ конкретная дата: суббота из списка дат проходит, обычная суббота — нет.
-        var applicability = new LayerApplicability(
-            Weekdays: [1],
-            SpecificDates: [new DateOnly(2026, 3, 21)]
-        );
-
-        Assert.True(applicability.Covers(new DateOnly(2026, 3, 16))); // понедельник
-        Assert.True(applicability.Covers(new DateOnly(2026, 3, 21))); // суббота из списка
-        Assert.False(applicability.Covers(new DateOnly(2026, 3, 14))); // другая суббота
-    }
-
-    [Fact]
-    public void Build_SkipsSlotsCoveredByHigherPriorityLayer()
-    {
-        // Слот младшего слоя пропускается целиком, а не обрезается: половина слота означала бы
-        // половину настройки — своей группы и стратегии у половинки нет.
-        var template = ScheduleTemplate.Create(Guid.NewGuid(), "Сетка");
-        var top = template.AddLayer("Прайм", 100);
-        var bottom = template.AddLayer("Обычный", 50);
-
-        AddSlot(top, "Кино", new TimeOnly(20, 0), 120);
-        AddSlot(bottom, "Сериал", new TimeOnly(20, 30), 60);
-        AddSlot(bottom, "Ночь", new TimeOnly(23, 0), 60);
-
-        var titles = Build(template).Select(s => s.Slot.Title).Distinct().ToList();
-
-        Assert.Contains("Кино", titles);
-        Assert.Contains("Ночь", titles);
-        Assert.DoesNotContain("Сериал", titles);
-    }
-
-    [Fact]
-    public void Build_DropsLayersThatDoNotApplyOnTheDate()
-    {
-        var template = ScheduleTemplate.Create(Guid.NewGuid(), "Сетка");
-        var newYear = template.AddLayer("Новогодний", 100);
-        newYear.Update(
-            newYear.Name,
-            newYear.Priority,
-            new LayerApplicability(AnnualRanges: [new AnnualRange(12, 20, 1, 8)]).ToJson(),
-            isEnabled: true
-        );
-        AddSlot(newYear, "Ирония судьбы", new TimeOnly(20, 0), 180);
-
-        var usual = template.AddLayer("Обычный", 50);
-        AddSlot(usual, "Вечерний сериал", new TimeOnly(20, 0), 60);
-
-        var march = Build(template, new DateTimeOffset(2026, 3, 17, 12, 0, 0, TimeSpan.Zero))
-            .Select(s => s.Slot.Title)
-            .ToList();
-        var december = Build(template, new DateTimeOffset(2026, 12, 25, 12, 0, 0, TimeSpan.Zero))
-            .Select(s => s.Slot.Title)
-            .ToList();
-
-        Assert.Contains("Вечерний сериал", march);
-        Assert.DoesNotContain("Ирония судьбы", march);
-        Assert.Contains("Ирония судьбы", december);
-        Assert.DoesNotContain("Вечерний сериал", december);
-    }
-
-    [Fact]
-    public void Build_DisabledLayerIsIgnored()
-    {
-        var template = ScheduleTemplate.Create(Guid.NewGuid(), "Сетка");
-        var layer = template.AddLayer("Выключённый", 100);
-        AddSlot(layer, "Ничего", new TimeOnly(20, 0), 60);
-        layer.Update(layer.Name, layer.Priority, null, isEnabled: false);
-
-        Assert.Empty(Build(template));
-    }
-
-    private static void AddSlot(
-        GridLayer layer,
-        string title,
-        TimeOnly start,
-        int durationMinutes
-    ) => layer.AddSlot(title, start, durationMinutes);
-
-    private static IReadOnlyList<ScheduledSlot> Build(
-        ScheduleTemplate template,
-        DateTimeOffset? from = null
-    )
-    {
-        var start = from ?? new DateTimeOffset(2026, 3, 17, 12, 0, 0, TimeSpan.Zero);
-        return EffectiveGridBuilder.Build(
-            template,
-            utcOffsetMinutes: 180,
-            DayStart,
-            start,
-            start.AddHours(18)
-        );
-    }
-}
+using TeleWave.Application.Programming.Planning;
+using TeleWave.Application.Programming.Templates;
+using TeleWave.Domain.Programming;
+using Xunit;
+
+namespace TeleWave.Application.Tests.Programming;
+
+/// <summary>
+/// Применимость слоёв (см. 3.4) и разрешение перекрытий: какие слоты реально действуют в сутки.
+/// </summary>
+public class LayerApplicabilityTests
+{
+    private static readonly TimeOnly DayStart = new(6, 0);
+
+    [Fact]
+    public void Empty_CoversEveryDate()
+    {
+        var applicability = new LayerApplicability();
+
+        Assert.True(applicability.IsEmpty);
+        Assert.True(applicability.Covers(new DateOnly(2026, 3, 17)));
+    }
+
+    [Theory]
+    [InlineData(2026, 12, 25, true)] // внутри, до Нового года
+    [InlineData(2026, 1, 3, true)] // внутри, после Нового года
+    [InlineData(2026, 12, 20, true)] // ровно начало
+    [InlineData(2026, 1, 8, true)] // ровно конец
+    [InlineData(2026, 12, 19, false)] // за день до начала
+    [InlineData(2026, 1, 9, false)] // на следующий день после конца
+    [InlineData(2026, 6, 15, false)] // середина года
+    public void AnnualRange_CrossingNewYear_IsInclusiveOnBothEnds(
+        int year,
+        int month,
+        int day,
+        bool expected
+    )
+    {
+        // «20 декабря — 8 января» задаётся один раз и работает в любом году, поэтому сравнение идёт
+        // по паре (месяц, день), а не по датам.
+        var applicability = new LayerApplicability(AnnualRanges: [new AnnualRange(12, 20, 1, 8)]);
+
+        Assert.Equal(expected, applicability.Covers(new DateOnly(year, month, day)));
+    }
+
+    [Fact]
+    public void AnnualRange_WithinOneYear_DoesNotWrap()
+    {
+        var applicability = new LayerApplicability(AnnualRanges: [new AnnualRange(6, 1, 8, 31)]);
+
+        Assert.True(applicability.Covers(new DateOnly(2026, 7, 4)));
+        Assert.False(applicability.Covers(new DateOnly(2026, 1, 4)));
+    }
+
+    [Fact]
+    public void Sections_AreCombinedWithOr()
+    {
+        // Понедельник ИЛИ конкретная дата: суббота из списка дат проходит, обычная суббота — нет.
+        var applicability = new LayerApplicability(
+            Weekdays: [1],
+            SpecificDates: [new DateOnly(2026, 3, 21)]
+        );
+
+        Assert.True(applicability.Covers(new DateOnly(2026, 3, 16))); // понедельник
+        Assert.True(applicability.Covers(new DateOnly(2026, 3, 21))); // суббота из списка
+        Assert.False(applicability.Covers(new DateOnly(2026, 3, 14))); // другая суббота
+    }
+
+    [Fact]
+    public void Build_SkipsSlotsCoveredByHigherPriorityLayer()
+    {
+        // Слот младшего слоя пропускается целиком, а не обрезается: половина слота означала бы
+        // половину настройки — своей группы и стратегии у половинки нет.
+        var template = ScheduleTemplate.Create(Guid.NewGuid(), "Сетка");
+        var top = template.AddLayer("Прайм", 100);
+        var bottom = template.AddLayer("Обычный", 50);
+
+        AddSlot(top, "Кино", new TimeOnly(20, 0), 120);
+        AddSlot(bottom, "Сериал", new TimeOnly(20, 30), 60);
+        AddSlot(bottom, "Ночь", new TimeOnly(23, 0), 60);
+
+        var titles = Build(template).Select(s => s.Slot.Title).Distinct().ToList();
+
+        Assert.Contains("Кино", titles);
+        Assert.Contains("Ночь", titles);
+        Assert.DoesNotContain("Сериал", titles);
+    }
+
+    [Fact]
+    public void Build_DropsLayersThatDoNotApplyOnTheDate()
+    {
+        var template = ScheduleTemplate.Create(Guid.NewGuid(), "Сетка");
+        var newYear = template.AddLayer("Новогодний", 100);
+        newYear.Update(
+            newYear.Name,
+            newYear.Priority,
+            new LayerApplicability(AnnualRanges: [new AnnualRange(12, 20, 1, 8)]).ToJson(),
+            isEnabled: true
+        );
+        AddSlot(newYear, "Ирония судьбы", new TimeOnly(20, 0), 180);
+
+        var usual = template.AddLayer("Обычный", 50);
+        AddSlot(usual, "Вечерний сериал", new TimeOnly(20, 0), 60);
+
+        var march = Build(template, new DateTimeOffset(2026, 3, 17, 12, 0, 0, TimeSpan.Zero))
+            .Select(s => s.Slot.Title)
+            .ToList();
+        var december = Build(template, new DateTimeOffset(2026, 12, 25, 12, 0, 0, TimeSpan.Zero))
+            .Select(s => s.Slot.Title)
+            .ToList();
+
+        Assert.Contains("Вечерний сериал", march);
+        Assert.DoesNotContain("Ирония судьбы", march);
+        Assert.Contains("Ирония судьбы", december);
+        Assert.DoesNotContain("Вечерний сериал", december);
+    }
+
+    [Fact]
+    public void Build_DisabledLayerIsIgnored()
+    {
+        var template = ScheduleTemplate.Create(Guid.NewGuid(), "Сетка");
+        var layer = template.AddLayer("Выключённый", 100);
+        AddSlot(layer, "Ничего", new TimeOnly(20, 0), 60);
+        layer.Update(layer.Name, layer.Priority, null, isEnabled: false);
+
+        Assert.Empty(Build(template));
+    }
+
+    private static void AddSlot(
+        GridLayer layer,
+        string title,
+        TimeOnly start,
+        int durationMinutes
+    ) => layer.AddSlot(title, start, durationMinutes);
+
+    private static IReadOnlyList<ScheduledSlot> Build(
+        ScheduleTemplate template,
+        DateTimeOffset? from = null
+    )
+    {
+        var start = from ?? new DateTimeOffset(2026, 3, 17, 12, 0, 0, TimeSpan.Zero);
+        return EffectiveGridBuilder.Build(
+            template,
+            utcOffsetMinutes: 180,
+            DayStart,
+            start,
+            start.AddHours(18)
+        );
+    }
+}
diff --git a/backend/tests/TeleWave.Application.Tests/Validators/ValidatorTests.cs b/backend/tests/TeleWave.Application.Tests/Validators/ValidatorTests.cs
index 2e09dba..7120f60 100644
--- a/backend/tests/TeleWave.Application.Tests/Validators/ValidatorTests.cs
+++ b/backend/tests/TeleWave.Application.Tests/Validators/ValidatorTests.cs
@@ -1,77 +1,77 @@
-using TeleWave.Application.Admin.Users.CreateUser;
-using TeleWave.Application.Admin.Users.ResetPassword;
-using TeleWave.Application.Broadcast;
-using TeleWave.Application.Broadcast.Bumpers;
-using TeleWave.Application.Broadcast.UpdateChannelSettings;
-using TeleWave.Domain.Broadcast;
-using Xunit;
-
-namespace TeleWave.Application.Tests.Validators;
-
-public class ValidatorTests
-{
-    [Fact]
-    public void UpdateBumperTextVariant_ChecksLengthsAndWeight()
-    {
-        var v = new UpdateBumperTextVariantCommandValidator();
-
-        var good = new UpdateBumperTextVariantCommand(
-            Guid.NewGuid(),
-            Guid.NewGuid(),
-            Guid.NewGuid(),
-            "Name",
-            BumperTextKind.NowNext,
-            "NOW",
-            "NEXT",
-            "l1",
-            "l2",
-            BumperTrigger.Both,
-            3
-        );
-        Assert.True(v.Validate(good).IsValid);
-
-        Assert.False(v.Validate(good with { Name = "" }).IsValid);
-        Assert.False(v.Validate(good with { Weight = -1 }).IsValid);
-        Assert.False(v.Validate(good with { Line1 = new string('x', 121) }).IsValid);
-    }
-
-    [Fact]
-    public void UpdateChannelSettings_ChecksRanges()
-    {
-        var v = new UpdateChannelSettingsCommandValidator();
-        var bumper = new BumperSettingsInput(BumperFont.Sans, BumperSelection.WeightedRandom);
-
-        var good = new UpdateChannelSettingsCommand(
-            Guid.NewGuid(),
-            "Name",
-            true,
-            true,
-            bumper,
-            null
-        );
-        Assert.True(v.Validate(good).IsValid);
-
-        Assert.False(v.Validate(good with { Name = "" }).IsValid);
-    }
-
-    [Fact]
-    public void ResetUserPassword_RequiresMinLength()
-    {
-        var v = new ResetUserPasswordCommandValidator();
-
-        Assert.True(v.Validate(new ResetUserPasswordCommand(Guid.NewGuid(), "Password1")).IsValid);
-        Assert.False(v.Validate(new ResetUserPasswordCommand(Guid.NewGuid(), "short")).IsValid);
-        Assert.False(v.Validate(new ResetUserPasswordCommand(Guid.Empty, "Password1")).IsValid);
-    }
-
-    [Fact]
-    public void CreateUser_ChecksNameAndPassword()
-    {
-        var v = new CreateUserCommandValidator();
-
-        Assert.True(v.Validate(new CreateUserCommand("bob", "Password1", Guid.NewGuid())).IsValid);
-        Assert.False(v.Validate(new CreateUserCommand("ab", "Password1", Guid.NewGuid())).IsValid);
-        Assert.False(v.Validate(new CreateUserCommand("bob", "short", Guid.NewGuid())).IsValid);
-        Assert.False(v.Validate(new CreateUserCommand("bob", "Password1", Guid.Empty)).IsValid);
-    }
-}
+using TeleWave.Application.Admin.Users.CreateUser;
+using TeleWave.Application.Admin.Users.ResetPassword;
+using TeleWave.Application.Broadcast;
+using TeleWave.Application.Broadcast.Bumpers;
+using TeleWave.Application.Broadcast.UpdateChannelSettings;
+using TeleWave.Domain.Broadcast;
+using Xunit;
+
+namespace TeleWave.Application.Tests.Validators;
+
+public class ValidatorTests
+{
+    [Fact]
+    public void UpdateBumperTextVariant_ChecksLengthsAndWeight()
+    {
+        var v = new UpdateBumperTextVariantCommandValidator();
+
+        var good = new UpdateBumperTextVariantCommand(
+            Guid.NewGuid(),
+            Guid.NewGuid(),
+            Guid.NewGuid(),
+            "Name",
+            BumperTextKind.NowNext,
+            "NOW",
+            "NEXT",
+            "l1",
+            "l2",
+            BumperTrigger.Both,
+            3
+        );
+        Assert.True(v.Validate(good).IsValid);
+
+        Assert.False(v.Validate(good with { Name = "" }).IsValid);
+        Assert.False(v.Validate(good with { Weight = -1 }).IsValid);
+        Assert.False(v.Validate(good with { Line1 = new string('x', 121) }).IsValid);
+    }
+
+    [Fact]
+    public void UpdateChannelSettings_ChecksRanges()
+    {
+        var v = new UpdateChannelSettingsCommandValidator();
+        var bumper = new BumperSettingsInput(BumperFont.Sans, BumperSelection.WeightedRandom);
+
+        var good = new UpdateChannelSettingsCommand(
+            Guid.NewGuid(),
+            "Name",
+            true,
+            true,
+            bumper,
+            null
+        );
+        Assert.True(v.Validate(good).IsValid);
+
+        Assert.False(v.Validate(good with { Name = "" }).IsValid);
+    }
+
+    [Fact]
+    public void ResetUserPassword_RequiresMinLength()
+    {
+        var v = new ResetUserPasswordCommandValidator();
+
+        Assert.True(v.Validate(new ResetUserPasswordCommand(Guid.NewGuid(), "Password1")).IsValid);
+        Assert.False(v.Validate(new ResetUserPasswordCommand(Guid.NewGuid(), "short")).IsValid);
+        Assert.False(v.Validate(new ResetUserPasswordCommand(Guid.Empty, "Password1")).IsValid);
+    }
+
+    [Fact]
+    public void CreateUser_ChecksNameAndPassword()
+    {
+        var v = new CreateUserCommandValidator();
+
+        Assert.True(v.Validate(new CreateUserCommand("bob", "Password1", Guid.NewGuid())).IsValid);
+        Assert.False(v.Validate(new CreateUserCommand("ab", "Password1", Guid.NewGuid())).IsValid);
+        Assert.False(v.Validate(new CreateUserCommand("bob", "short", Guid.NewGuid())).IsValid);
+        Assert.False(v.Validate(new CreateUserCommand("bob", "Password1", Guid.Empty)).IsValid);
+    }
+}
diff --git a/backend/tests/TeleWave.Domain.Tests/Broadcast/ChannelTests.cs b/backend/tests/TeleWave.Domain.Tests/Broadcast/ChannelTests.cs
index c9b73a7..60d494e 100644
--- a/backend/tests/TeleWave.Domain.Tests/Broadcast/ChannelTests.cs
+++ b/backend/tests/TeleWave.Domain.Tests/Broadcast/ChannelTests.cs
@@ -1,145 +1,145 @@
-using TeleWave.Domain.Broadcast;
-using Xunit;
-
-namespace TeleWave.Domain.Tests.Broadcast;
-
-public class ChannelTests
-{
-    private static readonly DateTimeOffset Epoch = new(2026, 1, 1, 0, 0, 0, TimeSpan.Zero);
-
-    private static Channel NewChannel() => Channel.Create("News", "news", Epoch);
-
-    [Fact]
-    public void Create_SetsDefaults_AndSeedsDefaultBumperTemplate()
-    {
-        var channel = NewChannel();
-
-        Assert.NotEqual(Guid.Empty, channel.Id);
-        Assert.Equal("News", channel.Name);
-        Assert.Equal("news", channel.Slug);
-        Assert.True(channel.IsEnabled);
-        Assert.Equal(Epoch, channel.EpochUtc);
-        Assert.False(channel.BumpersEnabled);
-        Assert.Equal(BumperSelection.WeightedRandom, channel.BumperSelection);
-        Assert.Equal(Channel.DefaultUtcOffsetMinutes, channel.UtcOffsetMinutes);
-        Assert.Equal(Channel.DefaultDayStartTime, channel.DayStartTime);
-
-        var template = Assert.Single(channel.BumperTemplates);
-        Assert.True(template.IsDefault);
-        Assert.Equal(0, template.Position);
-        Assert.Single(template.Variants); // дефолтный подблок
-    }
-
-    [Fact]
-    public void UpdateSettings_ChangesFields()
-    {
-        var channel = NewChannel();
-        var filler = Guid.NewGuid();
-
-        channel.UpdateSettings("N2", false, true, filler);
-
-        Assert.Equal("N2", channel.Name);
-        Assert.False(channel.IsEnabled);
-        Assert.True(channel.BumpersEnabled);
-        Assert.Equal(filler, channel.FillerAssetId);
-    }
-
-    [Fact]
-    public void UpdateBumperSettings_ChangesFontAndSelection()
-    {
-        var channel = NewChannel();
-
-        channel.UpdateBumperSettings(BumperFont.Serif, BumperSelection.AlwaysFirst);
-
-        Assert.Equal(BumperFont.Serif, channel.BumperFont);
-        Assert.Equal(BumperSelection.AlwaysFirst, channel.BumperSelection);
-    }
-
-    [Theory]
-    [InlineData(-1.0, 2.0, 0.0, 1.0)]
-    [InlineData(0.4, 0.25, 0.4, 0.25)]
-    public void UpdateViewerSettings_ClampsStrengths(
-        double opacity,
-        double filter,
-        double expectedOpacity,
-        double expectedFilter
-    )
-    {
-        var channel = NewChannel();
-        var logo = Guid.NewGuid();
-
-        channel.UpdateViewerSettings(logo, LogoCorner.BottomRight, opacity, true, filter);
-
-        Assert.Equal(logo, channel.LogoImageId);
-        Assert.Equal(LogoCorner.BottomRight, channel.LogoCorner);
-        Assert.Equal(expectedOpacity, channel.LogoOpacity);
-        Assert.True(channel.ShowClock);
-        Assert.Equal(expectedFilter, channel.AnalogFilterStrength);
-    }
-
-    [Fact]
-    public void NewChannel_HasViewerOverlaysOff()
-    {
-        // Канал без логотипа, часов и шума — законная конфигурация, а не недонастроенная.
-        var channel = NewChannel();
-
-        Assert.Null(channel.LogoImageId);
-        Assert.False(channel.ShowClock);
-        Assert.Equal(0.0, channel.AnalogFilterStrength);
-    }
-
-    [Fact]
-    public void AddBumperTemplate_AppendsWithNextPosition()
-    {
-        var channel = NewChannel();
-
-        var t1 = channel.AddBumperTemplate("Block 2");
-        var t2 = channel.AddBumperTemplate("Block 3");
-
-        Assert.Equal(1, t1.Position);
-        Assert.Equal(2, t2.Position);
-        Assert.False(t1.IsDefault);
-        Assert.Equal(3, channel.BumperTemplates.Count);
-        Assert.Equal(t1, channel.FindBumperTemplate(t1.Id));
-        Assert.Null(channel.FindBumperTemplate(Guid.NewGuid()));
-    }
-
-    [Fact]
-    public void RemoveBumperTemplate_CannotRemoveDefault_CanRemoveOthers()
-    {
-        var channel = NewChannel();
-        var def = channel.BumperTemplates[0];
-        var extra = channel.AddBumperTemplate("Block 2");
-
-        Assert.False(channel.RemoveBumperTemplate(def.Id));
-        Assert.True(channel.RemoveBumperTemplate(extra.Id));
-        Assert.False(channel.RemoveBumperTemplate(Guid.NewGuid()));
-        Assert.Single(channel.BumperTemplates);
-    }
-
-    [Fact]
-    public void UpdateTimeSettings_ClampsOffsetAndDropsNonPositiveNumber()
-    {
-        var channel = NewChannel();
-
-        channel.UpdateTimeSettings(0, 99 * 60, new TimeOnly(5, 0));
-
-        // Номер 0 — не номер; смещение за пределами суток оторвало бы сетку от календаря.
-        Assert.Null(channel.Number);
-        Assert.Equal(14 * 60, channel.UtcOffsetMinutes);
-        Assert.Equal(new TimeOnly(5, 0), channel.DayStartTime);
-    }
-
-    [Fact]
-    public void SetTemplate_LinksAndUnlinks()
-    {
-        var channel = NewChannel();
-        var templateId = Guid.NewGuid();
-
-        channel.SetTemplate(templateId);
-        Assert.Equal(templateId, channel.TemplateId);
-
-        channel.SetTemplate(null);
-        Assert.Null(channel.TemplateId);
-    }
-}
+using TeleWave.Domain.Broadcast;
+using Xunit;
+
+namespace TeleWave.Domain.Tests.Broadcast;
+
+public class ChannelTests
+{
+    private static readonly DateTimeOffset Epoch = new(2026, 1, 1, 0, 0, 0, TimeSpan.Zero);
+
+    private static Channel NewChannel() => Channel.Create("News", "news", Epoch);
+
+    [Fact]
+    public void Create_SetsDefaults_AndSeedsDefaultBumperTemplate()
+    {
+        var channel = NewChannel();
+
+        Assert.NotEqual(Guid.Empty, channel.Id);
+        Assert.Equal("News", channel.Name);
+        Assert.Equal("news", channel.Slug);
+        Assert.True(channel.IsEnabled);
+        Assert.Equal(Epoch, channel.EpochUtc);
+        Assert.False(channel.BumpersEnabled);
+        Assert.Equal(BumperSelection.WeightedRandom, channel.BumperSelection);
+        Assert.Equal(Channel.DefaultUtcOffsetMinutes, channel.UtcOffsetMinutes);
+        Assert.Equal(Channel.DefaultDayStartTime, channel.DayStartTime);
+
+        var template = Assert.Single(channel.BumperTemplates);
+        Assert.True(template.IsDefault);
+        Assert.Equal(0, template.Position);
+        Assert.Single(template.Variants); // дефолтный подблок
+    }
+
+    [Fact]
+    public void UpdateSettings_ChangesFields()
+    {
+        var channel = NewChannel();
+        var filler = Guid.NewGuid();
+
+        channel.UpdateSettings("N2", false, true, filler);
+
+        Assert.Equal("N2", channel.Name);
+        Assert.False(channel.IsEnabled);
+        Assert.True(channel.BumpersEnabled);
+        Assert.Equal(filler, channel.FillerAssetId);
+    }
+
+    [Fact]
+    public void UpdateBumperSettings_ChangesFontAndSelection()
+    {
+        var channel = NewChannel();
+
+        channel.UpdateBumperSettings(BumperFont.Serif, BumperSelection.AlwaysFirst);
+
+        Assert.Equal(BumperFont.Serif, channel.BumperFont);
+        Assert.Equal(BumperSelection.AlwaysFirst, channel.BumperSelection);
+    }
+
+    [Theory]
+    [InlineData(-1.0, 2.0, 0.0, 1.0)]
+    [InlineData(0.4, 0.25, 0.4, 0.25)]
+    public void UpdateViewerSettings_ClampsStrengths(
+        double opacity,
+        double filter,
+        double expectedOpacity,
+        double expectedFilter
+    )
+    {
+        var channel = NewChannel();
+        var logo = Guid.NewGuid();
+
+        channel.UpdateViewerSettings(logo, LogoCorner.BottomRight, opacity, true, filter);
+
+        Assert.Equal(logo, channel.LogoImageId);
+        Assert.Equal(LogoCorner.BottomRight, channel.LogoCorner);
+        Assert.Equal(expectedOpacity, channel.LogoOpacity);
+        Assert.True(channel.ShowClock);
+        Assert.Equal(expectedFilter, channel.AnalogFilterStrength);
+    }
+
+    [Fact]
+    public void NewChannel_HasViewerOverlaysOff()
+    {
+        // Канал без логотипа, часов и шума — законная конфигурация, а не недонастроенная.
+        var channel = NewChannel();
+
+        Assert.Null(channel.LogoImageId);
+        Assert.False(channel.ShowClock);
+        Assert.Equal(0.0, channel.AnalogFilterStrength);
+    }
+
+    [Fact]
+    public void AddBumperTemplate_AppendsWithNextPosition()
+    {
+        var channel = NewChannel();
+
+        var t1 = channel.AddBumperTemplate("Block 2");
+        var t2 = channel.AddBumperTemplate("Block 3");
+
+        Assert.Equal(1, t1.Position);
+        Assert.Equal(2, t2.Position);
+        Assert.False(t1.IsDefault);
+        Assert.Equal(3, channel.BumperTemplates.Count);
+        Assert.Equal(t1, channel.FindBumperTemplate(t1.Id));
+        Assert.Null(channel.FindBumperTemplate(Guid.NewGuid()));
+    }
+
+    [Fact]
+    public void RemoveBumperTemplate_CannotRemoveDefault_CanRemoveOthers()
+    {
+        var channel = NewChannel();
+        var def = channel.BumperTemplates[0];
+        var extra = channel.AddBumperTemplate("Block 2");
+
+        Assert.False(channel.RemoveBumperTemplate(def.Id));
+        Assert.True(channel.RemoveBumperTemplate(extra.Id));
+        Assert.False(channel.RemoveBumperTemplate(Guid.NewGuid()));
+        Assert.Single(channel.BumperTemplates);
+    }
+
+    [Fact]
+    public void UpdateTimeSettings_ClampsOffsetAndDropsNonPositiveNumber()
+    {
+        var channel = NewChannel();
+
+        channel.UpdateTimeSettings(0, 99 * 60, new TimeOnly(5, 0));
+
+        // Номер 0 — не номер; смещение за пределами суток оторвало бы сетку от календаря.
+        Assert.Null(channel.Number);
+        Assert.Equal(14 * 60, channel.UtcOffsetMinutes);
+        Assert.Equal(new TimeOnly(5, 0), channel.DayStartTime);
+    }
+
+    [Fact]
+    public void SetTemplate_LinksAndUnlinks()
+    {
+        var channel = NewChannel();
+        var templateId = Guid.NewGuid();
+
+        channel.SetTemplate(templateId);
+        Assert.Equal(templateId, channel.TemplateId);
+
+        channel.SetTemplate(null);
+        Assert.Null(channel.TemplateId);
+    }
+}
diff --git a/backend/tests/TeleWave.Domain.Tests/Broadcast/DomainRecordFactoryTests.cs b/backend/tests/TeleWave.Domain.Tests/Broadcast/DomainRecordFactoryTests.cs
index 9650dd8..94f5adc 100644
--- a/backend/tests/TeleWave.Domain.Tests/Broadcast/DomainRecordFactoryTests.cs
+++ b/backend/tests/TeleWave.Domain.Tests/Broadcast/DomainRecordFactoryTests.cs
@@ -1,41 +1,41 @@
-using TeleWave.Domain.Broadcast;
-using TeleWave.Domain.Settings;
-using Xunit;
-
-namespace TeleWave.Domain.Tests.Broadcast;
-
-/// <summary>Мелкие фабрики/сеттеры простых сущностей, которые нигде не покрыты напрямую.</summary>
-public class DomainRecordFactoryTests
-{
-    [Fact]
-    public void BumperAsset_Create_StoresPair()
-    {
-        var channel = Guid.NewGuid();
-        var template = Guid.NewGuid();
-        var variant = Guid.NewGuid();
-        var from = Guid.NewGuid();
-        var to = Guid.NewGuid();
-        var asset = Guid.NewGuid();
-
-        var b = BumperAsset.Create(channel, template, variant, from, to, "sig", asset);
-
-        Assert.Equal(channel, b.ChannelId);
-        Assert.Equal(template, b.TemplateId);
-        Assert.Equal(variant, b.VariantId);
-        Assert.Equal(from, b.FromShowId);
-        Assert.Equal(to, b.ToShowId);
-        Assert.Equal("sig", b.Signature);
-        Assert.Equal(asset, b.MediaAssetId);
-    }
-
-    [Fact]
-    public void AppSetting_CreateAndSetValue()
-    {
-        var s = AppSetting.Create("site.title", "TeleWave");
-        Assert.Equal("site.title", s.Key);
-        Assert.Equal("TeleWave", s.Value);
-
-        s.SetValue("New");
-        Assert.Equal("New", s.Value);
-    }
-}
+using TeleWave.Domain.Broadcast;
+using TeleWave.Domain.Settings;
+using Xunit;
+
+namespace TeleWave.Domain.Tests.Broadcast;
+
+/// <summary>Мелкие фабрики/сеттеры простых сущностей, которые нигде не покрыты напрямую.</summary>
+public class DomainRecordFactoryTests
+{
+    [Fact]
+    public void BumperAsset_Create_StoresPair()
+    {
+        var channel = Guid.NewGuid();
+        var template = Guid.NewGuid();
+        var variant = Guid.NewGuid();
+        var from = Guid.NewGuid();
+        var to = Guid.NewGuid();
+        var asset = Guid.NewGuid();
+
+        var b = BumperAsset.Create(channel, template, variant, from, to, "sig", asset);
+
+        Assert.Equal(channel, b.ChannelId);
+        Assert.Equal(template, b.TemplateId);
+        Assert.Equal(variant, b.VariantId);
+        Assert.Equal(from, b.FromShowId);
+        Assert.Equal(to, b.ToShowId);
+        Assert.Equal("sig", b.Signature);
+        Assert.Equal(asset, b.MediaAssetId);
+    }
+
+    [Fact]
+    public void AppSetting_CreateAndSetValue()
+    {
+        var s = AppSetting.Create("site.title", "TeleWave");
+        Assert.Equal("site.title", s.Key);
+        Assert.Equal("TeleWave", s.Value);
+
+        s.SetValue("New");
+        Assert.Equal("New", s.Value);
+    }
+}
diff --git a/backend/tests/TeleWave.Integration.Tests/GridScheduleGeneratorIntegrationTests.cs b/backend/tests/TeleWave.Integration.Tests/GridScheduleGeneratorIntegrationTests.cs
index a5ed784..3face53 100644
--- a/backend/tests/TeleWave.Integration.Tests/GridScheduleGeneratorIntegrationTests.cs
+++ b/backend/tests/TeleWave.Integration.Tests/GridScheduleGeneratorIntegrationTests.cs
@@ -1,298 +1,298 @@
-using Microsoft.Extensions.Options;
-using NSubstitute;
-using TeleWave.Application.Broadcast.Scheduling;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Programming.Planning;
-using TeleWave.Application.Programming.Templates;
-using TeleWave.Application.Streaming;
-using TeleWave.Domain.Broadcast;
-using TeleWave.Domain.Library;
-using TeleWave.Domain.Media;
-using TeleWave.Domain.Programming;
-using TeleWave.Infrastructure.Persistence;
-using Xunit;
-
-namespace TeleWave.Integration.Tests;
-
-/// <summary>
-/// Конвейер генерации против настоящей БД: разворот групп, наполнение слотов, запись ленты,
-/// продвижение курсоров. Юнит-тесты покрывают чистую математику планировщика, а здесь проверяется
-/// то, чего они не видят, — реальные запросы EF, транзакция, advisory-lock и ExecuteDelete.
-/// </summary>
-[Collection("postgres")]
-public sealed class GridScheduleGeneratorIntegrationTests(PostgresFixture fixture)
-{
-    private static readonly DateTimeOffset Now = new(2026, 3, 17, 12, 0, 0, TimeSpan.Zero);
-
-    [SkippableFact]
-    public async Task Generate_FillsSlotFromGroup_AndAdvancesCursor()
-    {
-        Skip.IfNot(fixture.Available, "Docker недоступен");
-
-        await using var seedDb = fixture.CreateContext();
-        var world = await SeedAsync(seedDb, episodes: 3);
-
-        await using var db = fixture.CreateContext();
-        var report = await Generator(db).GenerateAsync(world.ChannelId, Now, false, default);
-
-        Assert.False(report.ChannelSkipped);
-        Assert.True(report.Added > 0);
-
-        await using var verify = fixture.CreateContext();
-        var entries = verify
-            .ScheduleEntries.Where(e => e.ChannelId == world.ChannelId)
-            .OrderBy(e => e.StartsAtUtc)
-            .ToList();
-
-        Assert.NotEmpty(entries);
-        // Лента обязана быть непрерывной: живой край иначе упрётся в дыру.
-        for (var i = 1; i < entries.Count; i++)
-            Assert.Equal(entries[i - 1].EndsAtUtc, entries[i].StartsAtUtc);
-
-        var programs = entries.Where(e => e.Kind == ScheduleEntryKind.Program).ToList();
-        Assert.NotEmpty(programs);
-        Assert.All(programs, e => Assert.Equal(world.SlotId, e.SlotId));
-        Assert.All(programs, e => Assert.NotNull(e.TraceJson));
-
-        // Курсор слота сдвинулся — следующий прогон продолжит с той же серии, а не с первой.
-        var state = verify.SlotStates.Single(s => s.SlotId == world.SlotId);
-        Assert.Equal(world.ShowId, state.CurrentElementId);
-        Assert.True(state.NextUnitIndex > 0);
-
-        // И шаблон помечен применённым: баннер «правила изменены» должен погаснуть.
-        Assert.False(
-            verify.ScheduleTemplates.Single(t => t.Id == world.TemplateId).HasPendingChanges
-        );
-    }
-
-    [SkippableFact]
-    public async Task Generate_IsIdempotentWithinHorizon()
-    {
-        Skip.IfNot(fixture.Available, "Docker недоступен");
-
-        await using var seedDb = fixture.CreateContext();
-        var world = await SeedAsync(seedDb, episodes: 3);
-
-        await using var first = fixture.CreateContext();
-        await Generator(first).GenerateAsync(world.ChannelId, Now, false, default);
-
-        await using var second = fixture.CreateContext();
-        var again = await Generator(second).GenerateAsync(world.ChannelId, Now, false, default);
-
-        // Горизонт уже заполнен — второй прогон не должен дописывать хвост поверх существующего.
-        Assert.Equal(0, again.Added);
-    }
-
-    [SkippableFact]
-    public async Task Generate_Rebuild_KeepsPastAndReplacesFuture()
-    {
-        Skip.IfNot(fixture.Available, "Docker недоступен");
-
-        await using var seedDb = fixture.CreateContext();
-        var world = await SeedAsync(seedDb, episodes: 3);
-
-        await using var first = fixture.CreateContext();
-        await Generator(first).GenerateAsync(world.ChannelId, Now.AddHours(-2), false, default);
-
-        await using var beforeDb = fixture.CreateContext();
-        var past = beforeDb
-            .ScheduleEntries.Where(e => e.ChannelId == world.ChannelId && e.EndsAtUtc <= Now)
-            .Select(e => e.Id)
-            .ToHashSet();
-        Assert.NotEmpty(past);
-
-        await using var rebuild = fixture.CreateContext();
-        await Generator(rebuild).GenerateAsync(world.ChannelId, Now, true, default);
-
-        await using var verify = fixture.CreateContext();
-        var survived = verify
-            .ScheduleEntries.Where(e => e.ChannelId == world.ChannelId && past.Contains(e.Id))
-            .Select(e => e.Id)
-            .ToList();
-
-        // Прошлое неприкосновенно: зритель не должен обнаружить, что у него вырезали программу.
-        Assert.Equal(past.Count, survived.Count);
-    }
-
-    [SkippableFact]
-    public async Task Generate_CollectionInGroup_StampsCollectionOnEntries()
-    {
-        Skip.IfNot(fixture.Available, "Docker недоступен");
-
-        await using var seedDb = fixture.CreateContext();
-        var world = await SeedAsync(seedDb, episodes: 2, asCollection: true);
-
-        await using var db = fixture.CreateContext();
-        await Generator(db).GenerateAsync(world.ChannelId, Now, false, default);
-
-        await using var verify = fixture.CreateContext();
-        var programs = verify
-            .ScheduleEntries.Where(e =>
-                e.ChannelId == world.ChannelId && e.Kind == ScheduleEntryKind.Program
-            )
-            .ToList();
-
-        Assert.NotEmpty(programs);
-        // Из шоу коллекцию не вывести — она должна прийти из плана и осесть в ленте.
-        Assert.All(programs, e => Assert.Equal(world.CollectionId, e.CollectionId));
-    }
-
-    [SkippableFact]
-    public async Task Preview_WritesNothing()
-    {
-        Skip.IfNot(fixture.Available, "Docker недоступен");
-
-        await using var seedDb = fixture.CreateContext();
-        var world = await SeedAsync(seedDb, episodes: 3);
-
-        await using var db = fixture.CreateContext();
-        var result = await Generator(db).PreviewAsync(world.ChannelId, Now, 1, default);
-
-        Assert.NotNull(result);
-        Assert.NotEmpty(result.Items);
-
-        await using var verify = fixture.CreateContext();
-        // Сухой прогон: ни ленты, ни курсоров, ни отметки о применении.
-        Assert.Empty(verify.ScheduleEntries.Where(e => e.ChannelId == world.ChannelId));
-        Assert.Empty(verify.SlotStates.Where(s => s.SlotId == world.SlotId));
-        // Отметку о применении сухой прогон тоже не ставит: применять по-прежнему есть что.
-        Assert.True(
-            verify.ScheduleTemplates.Single(t => t.Id == world.TemplateId).HasPendingChanges
-        );
-    }
-
-    [SkippableFact]
-    public async Task Generate_EmptyGroup_FallsBackAndWarns()
-    {
-        Skip.IfNot(fixture.Available, "Docker недоступен");
-
-        await using var seedDb = fixture.CreateContext();
-        var world = await SeedAsync(seedDb, episodes: 0);
-
-        await using var db = fixture.CreateContext();
-        var report = await Generator(db).GenerateAsync(world.ChannelId, Now, false, default);
-
-        // Пустая группа — не ошибка генерации: слот закрывает фон, а админ получает предупреждение.
-        Assert.Contains(
-            report.Warnings,
-            w => w.Kind == Domain.Programming.Planning.PlanningWarningKind.SlotEmpty
-        );
-
-        await using var verify = fixture.CreateContext();
-        Assert.All(
-            verify.ScheduleEntries.Where(e => e.ChannelId == world.ChannelId).ToList(),
-            e => Assert.NotEqual(ScheduleEntryKind.Program, e.Kind)
-        );
-    }
-
-    // ── Обвязка ─────────────────────────────────────────────────────────────
-
-    private static GridScheduleGenerator Generator(AppDbContext db)
-    {
-        var random = new SequenceRandom(0);
-        return new GridScheduleGenerator(
-            db,
-            new GroupExpander(db),
-            new BumperResolver(db, Substitute.For<IBumperRenderQueue>(), random),
-            new PostCheckRunner(db),
-            random,
-            Options.Create(new SchedulerOptions { HorizonDays = 1, RetentionDays = 90 }),
-            Options.Create(new StreamingOptions())
-        );
-    }
-
-    private sealed record World(
-        Guid ChannelId,
-        Guid TemplateId,
-        Guid SlotId,
-        Guid ShowId,
-        Guid? CollectionId
-    );
-
-    /// <summary>
-    /// Минимальный работающий канал: шоу с готовыми сериями, группа, шаблон со слотом на весь день
-    /// и филлер для пауз. <paramref name="asCollection"/> кладёт в группу коллекцию, а не шоу.
-    /// </summary>
-    private static async Task<World> SeedAsync(
-        AppDbContext db,
-        int episodes,
-        bool asCollection = false
-    )
-    {
-        var suffix = Guid.NewGuid().ToString("N")[..8];
-
-        var show = Show.Create($"Шоу {suffix}", ShowKind.Series);
-        for (var i = 0; i < episodes; i++)
-        {
-            var asset = ReadyAsset(db, $"ep{i}-{suffix}.mkv", TimeSpan.FromMinutes(30));
-            show.AddEpisode(asset.Id);
-        }
-        db.Shows.Add(show);
-
-        Collection? collection = null;
-        if (asCollection)
-        {
-            collection = Collection.Create($"Франшиза {suffix}");
-            collection.AddShow(show.Id);
-            db.Collections.Add(collection);
-        }
-
-        var group = Group.Create($"Группа {suffix}");
-        group.AddElement(
-            asCollection ? GroupElementKind.Collection : GroupElementKind.Show,
-            asCollection ? collection!.Id : show.Id
-        );
-        db.Groups.Add(group);
-
-        var filler = ReadyAsset(db, $"filler-{suffix}.mkv", TimeSpan.FromMinutes(1));
-
-        var channel = Channel.Create($"Канал {suffix}", $"ch-{suffix}", Now.AddDays(-7));
-        channel.UpdateSettings(channel.Name, isEnabled: true, bumpersEnabled: false, filler.Id);
-
-        var template = ScheduleTemplate.Create(channel.Id, "Сетка");
-        var layer = template.AddLayer("Базовый", 10);
-        var slot = layer.AddSlot("Дневной блок", new TimeOnly(6, 0), 24 * 60);
-        slot.UpdateContent(
-            new SlotContent(
-                slot.Title,
-                SlotKind.Content,
-                group.Id,
-                new SlotStrategy(SlotStrategyType.Sequential).ToJson(),
-                null,
-                SlotBlockMode.FillSlot,
-                1,
-                OverflowPolicy.ContinueNext
-            )
-        );
-        channel.SetTemplate(template.Id);
-        // Правка правил помечает шаблон изменённым — воспроизводим состояние «есть что применить».
-        template.MarkChanged();
-
-        db.Channels.Add(channel);
-        db.ScheduleTemplates.Add(template);
-
-        await db.SaveChangesAsync();
-        return new World(channel.Id, template.Id, slot.Id, show.Id, collection?.Id);
-    }
-
-    /// <summary>Ассет, доведённый до Ready: в эфир попадают только такие.</summary>
-    private static MediaAsset ReadyAsset(AppDbContext db, string fileName, TimeSpan duration)
-    {
-        var asset = MediaAsset.Register(fileName, ".mkv", MediaSource.Upload);
-        asset.MarkProcessing();
-        asset.MarkReady(
-            new MediaReadyInfo(
-                duration,
-                SegmentSeconds: 2,
-                SegmentCount: (int)(duration.TotalSeconds / 2),
-                Width: 1920,
-                Height: 1080,
-                VideoCodec: "h264",
-                AudioCodec: "aac",
-                RelativePath: $"segments/{asset.Id}"
-            )
-        );
-        db.MediaAssets.Add(asset);
-        return asset;
-    }
-}
+using Microsoft.Extensions.Options;
+using NSubstitute;
+using TeleWave.Application.Broadcast.Scheduling;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Programming.Planning;
+using TeleWave.Application.Programming.Templates;
+using TeleWave.Application.Streaming;
+using TeleWave.Domain.Broadcast;
+using TeleWave.Domain.Library;
+using TeleWave.Domain.Media;
+using TeleWave.Domain.Programming;
+using TeleWave.Infrastructure.Persistence;
+using Xunit;
+
+namespace TeleWave.Integration.Tests;
+
+/// <summary>
+/// Конвейер генерации против настоящей БД: разворот групп, наполнение слотов, запись ленты,
+/// продвижение курсоров. Юнит-тесты покрывают чистую математику планировщика, а здесь проверяется
+/// то, чего они не видят, — реальные запросы EF, транзакция, advisory-lock и ExecuteDelete.
+/// </summary>
+[Collection("postgres")]
+public sealed class GridScheduleGeneratorIntegrationTests(PostgresFixture fixture)
+{
+    private static readonly DateTimeOffset Now = new(2026, 3, 17, 12, 0, 0, TimeSpan.Zero);
+
+    [SkippableFact]
+    public async Task Generate_FillsSlotFromGroup_AndAdvancesCursor()
+    {
+        Skip.IfNot(fixture.Available, "Docker недоступен");
+
+        await using var seedDb = fixture.CreateContext();
+        var world = await SeedAsync(seedDb, episodes: 3);
+
+        await using var db = fixture.CreateContext();
+        var report = await Generator(db).GenerateAsync(world.ChannelId, Now, false, default);
+
+        Assert.False(report.ChannelSkipped);
+        Assert.True(report.Added > 0);
+
+        await using var verify = fixture.CreateContext();
+        var entries = verify
+            .ScheduleEntries.Where(e => e.ChannelId == world.ChannelId)
+            .OrderBy(e => e.StartsAtUtc)
+            .ToList();
+
+        Assert.NotEmpty(entries);
+        // Лента обязана быть непрерывной: живой край иначе упрётся в дыру.
+        for (var i = 1; i < entries.Count; i++)
+            Assert.Equal(entries[i - 1].EndsAtUtc, entries[i].StartsAtUtc);
+
+        var programs = entries.Where(e => e.Kind == ScheduleEntryKind.Program).ToList();
+        Assert.NotEmpty(programs);
+        Assert.All(programs, e => Assert.Equal(world.SlotId, e.SlotId));
+        Assert.All(programs, e => Assert.NotNull(e.TraceJson));
+
+        // Курсор слота сдвинулся — следующий прогон продолжит с той же серии, а не с первой.
+        var state = verify.SlotStates.Single(s => s.SlotId == world.SlotId);
+        Assert.Equal(world.ShowId, state.CurrentElementId);
+        Assert.True(state.NextUnitIndex > 0);
+
+        // И шаблон помечен применённым: баннер «правила изменены» должен погаснуть.
+        Assert.False(
+            verify.ScheduleTemplates.Single(t => t.Id == world.TemplateId).HasPendingChanges
+        );
+    }
+
+    [SkippableFact]
+    public async Task Generate_IsIdempotentWithinHorizon()
+    {
+        Skip.IfNot(fixture.Available, "Docker недоступен");
+
+        await using var seedDb = fixture.CreateContext();
+        var world = await SeedAsync(seedDb, episodes: 3);
+
+        await using var first = fixture.CreateContext();
+        await Generator(first).GenerateAsync(world.ChannelId, Now, false, default);
+
+        await using var second = fixture.CreateContext();
+        var again = await Generator(second).GenerateAsync(world.ChannelId, Now, false, default);
+
+        // Горизонт уже заполнен — второй прогон не должен дописывать хвост поверх существующего.
+        Assert.Equal(0, again.Added);
+    }
+
+    [SkippableFact]
+    public async Task Generate_Rebuild_KeepsPastAndReplacesFuture()
+    {
+        Skip.IfNot(fixture.Available, "Docker недоступен");
+
+        await using var seedDb = fixture.CreateContext();
+        var world = await SeedAsync(seedDb, episodes: 3);
+
+        await using var first = fixture.CreateContext();
+        await Generator(first).GenerateAsync(world.ChannelId, Now.AddHours(-2), false, default);
+
+        await using var beforeDb = fixture.CreateContext();
+        var past = beforeDb
+            .ScheduleEntries.Where(e => e.ChannelId == world.ChannelId && e.EndsAtUtc <= Now)
+            .Select(e => e.Id)
+            .ToHashSet();
+        Assert.NotEmpty(past);
+
+        await using var rebuild = fixture.CreateContext();
+        await Generator(rebuild).GenerateAsync(world.ChannelId, Now, true, default);
+
+        await using var verify = fixture.CreateContext();
+        var survived = verify
+            .ScheduleEntries.Where(e => e.ChannelId == world.ChannelId && past.Contains(e.Id))
+            .Select(e => e.Id)
+            .ToList();
+
+        // Прошлое неприкосновенно: зритель не должен обнаружить, что у него вырезали программу.
+        Assert.Equal(past.Count, survived.Count);
+    }
+
+    [SkippableFact]
+    public async Task Generate_CollectionInGroup_StampsCollectionOnEntries()
+    {
+        Skip.IfNot(fixture.Available, "Docker недоступен");
+
+        await using var seedDb = fixture.CreateContext();
+        var world = await SeedAsync(seedDb, episodes: 2, asCollection: true);
+
+        await using var db = fixture.CreateContext();
+        await Generator(db).GenerateAsync(world.ChannelId, Now, false, default);
+
+        await using var verify = fixture.CreateContext();
+        var programs = verify
+            .ScheduleEntries.Where(e =>
+                e.ChannelId == world.ChannelId && e.Kind == ScheduleEntryKind.Program
+            )
+            .ToList();
+
+        Assert.NotEmpty(programs);
+        // Из шоу коллекцию не вывести — она должна прийти из плана и осесть в ленте.
+        Assert.All(programs, e => Assert.Equal(world.CollectionId, e.CollectionId));
+    }
+
+    [SkippableFact]
+    public async Task Preview_WritesNothing()
+    {
+        Skip.IfNot(fixture.Available, "Docker недоступен");
+
+        await using var seedDb = fixture.CreateContext();
+        var world = await SeedAsync(seedDb, episodes: 3);
+
+        await using var db = fixture.CreateContext();
+        var result = await Generator(db).PreviewAsync(world.ChannelId, Now, 1, default);
+
+        Assert.NotNull(result);
+        Assert.NotEmpty(result.Items);
+
+        await using var verify = fixture.CreateContext();
+        // Сухой прогон: ни ленты, ни курсоров, ни отметки о применении.
+        Assert.Empty(verify.ScheduleEntries.Where(e => e.ChannelId == world.ChannelId));
+        Assert.Empty(verify.SlotStates.Where(s => s.SlotId == world.SlotId));
+        // Отметку о применении сухой прогон тоже не ставит: применять по-прежнему есть что.
+        Assert.True(
+            verify.ScheduleTemplates.Single(t => t.Id == world.TemplateId).HasPendingChanges
+        );
+    }
+
+    [SkippableFact]
+    public async Task Generate_EmptyGroup_FallsBackAndWarns()
+    {
+        Skip.IfNot(fixture.Available, "Docker недоступен");
+
+        await using var seedDb = fixture.CreateContext();
+        var world = await SeedAsync(seedDb, episodes: 0);
+
+        await using var db = fixture.CreateContext();
+        var report = await Generator(db).GenerateAsync(world.ChannelId, Now, false, default);
+
+        // Пустая группа — не ошибка генерации: слот закрывает фон, а админ получает предупреждение.
+        Assert.Contains(
+            report.Warnings,
+            w => w.Kind == Domain.Programming.Planning.PlanningWarningKind.SlotEmpty
+        );
+
+        await using var verify = fixture.CreateContext();
+        Assert.All(
+            verify.ScheduleEntries.Where(e => e.ChannelId == world.ChannelId).ToList(),
+            e => Assert.NotEqual(ScheduleEntryKind.Program, e.Kind)
+        );
+    }
+
+    // ── Обвязка ─────────────────────────────────────────────────────────────
+
+    private static GridScheduleGenerator Generator(AppDbContext db)
+    {
+        var random = new SequenceRandom(0);
+        return new GridScheduleGenerator(
+            db,
+            new GroupExpander(db),
+            new BumperResolver(db, Substitute.For<IBumperRenderQueue>(), random),
+            new PostCheckRunner(db),
+            random,
+            Options.Create(new SchedulerOptions { HorizonDays = 1, RetentionDays = 90 }),
+            Options.Create(new StreamingOptions())
+        );
+    }
+
+    private sealed record World(
+        Guid ChannelId,
+        Guid TemplateId,
+        Guid SlotId,
+        Guid ShowId,
+        Guid? CollectionId
+    );
+
+    /// <summary>
+    /// Минимальный работающий канал: шоу с готовыми сериями, группа, шаблон со слотом на весь день
+    /// и филлер для пауз. <paramref name="asCollection"/> кладёт в группу коллекцию, а не шоу.
+    /// </summary>
+    private static async Task<World> SeedAsync(
+        AppDbContext db,
+        int episodes,
+        bool asCollection = false
+    )
+    {
+        var suffix = Guid.NewGuid().ToString("N")[..8];
+
+        var show = Show.Create($"Шоу {suffix}", ShowKind.Series);
+        for (var i = 0; i < episodes; i++)
+        {
+            var asset = ReadyAsset(db, $"ep{i}-{suffix}.mkv", TimeSpan.FromMinutes(30));
+            show.AddEpisode(asset.Id);
+        }
+        db.Shows.Add(show);
+
+        Collection? collection = null;
+        if (asCollection)
+        {
+            collection = Collection.Create($"Франшиза {suffix}");
+            collection.AddShow(show.Id);
+            db.Collections.Add(collection);
+        }
+
+        var group = Group.Create($"Группа {suffix}");
+        group.AddElement(
+            asCollection ? GroupElementKind.Collection : GroupElementKind.Show,
+            asCollection ? collection!.Id : show.Id
+        );
+        db.Groups.Add(group);
+
+        var filler = ReadyAsset(db, $"filler-{suffix}.mkv", TimeSpan.FromMinutes(1));
+
+        var channel = Channel.Create($"Канал {suffix}", $"ch-{suffix}", Now.AddDays(-7));
+        channel.UpdateSettings(channel.Name, isEnabled: true, bumpersEnabled: false, filler.Id);
+
+        var template = ScheduleTemplate.Create(channel.Id, "Сетка");
+        var layer = template.AddLayer("Базовый", 10);
+        var slot = layer.AddSlot("Дневной блок", new TimeOnly(6, 0), 24 * 60);
+        slot.UpdateContent(
+            new SlotContent(
+                slot.Title,
+                SlotKind.Content,
+                group.Id,
+                new SlotStrategy(SlotStrategyType.Sequential).ToJson(),
+                null,
+                SlotBlockMode.FillSlot,
+                1,
+                OverflowPolicy.ContinueNext
+            )
+        );
+        channel.SetTemplate(template.Id);
+        // Правка правил помечает шаблон изменённым — воспроизводим состояние «есть что применить».
+        template.MarkChanged();
+
+        db.Channels.Add(channel);
+        db.ScheduleTemplates.Add(template);
+
+        await db.SaveChangesAsync();
+        return new World(channel.Id, template.Id, slot.Id, show.Id, collection?.Id);
+    }
+
+    /// <summary>Ассет, доведённый до Ready: в эфир попадают только такие.</summary>
+    private static MediaAsset ReadyAsset(AppDbContext db, string fileName, TimeSpan duration)
+    {
+        var asset = MediaAsset.Register(fileName, ".mkv", MediaSource.Upload);
+        asset.MarkProcessing();
+        asset.MarkReady(
+            new MediaReadyInfo(
+                duration,
+                SegmentSeconds: 2,
+                SegmentCount: (int)(duration.TotalSeconds / 2),
+                Width: 1920,
+                Height: 1080,
+                VideoCodec: "h264",
+                AudioCodec: "aac",
+                RelativePath: $"segments/{asset.Id}"
+            )
+        );
+        db.MediaAssets.Add(asset);
+        return asset;
+    }
+}
diff --git a/backend/tests/TeleWave.Integration.Tests/ManualInboxIntegrationTests.cs b/backend/tests/TeleWave.Integration.Tests/ManualInboxIntegrationTests.cs
index 7ac8a40..686c929 100644
--- a/backend/tests/TeleWave.Integration.Tests/ManualInboxIntegrationTests.cs
+++ b/backend/tests/TeleWave.Integration.Tests/ManualInboxIntegrationTests.cs
@@ -1,176 +1,176 @@
-using NSubstitute;
-using TeleWave.Application.Common.Interfaces;
-using TeleWave.Application.Media.ManualInbox;
-using TeleWave.Domain.Library;
-using TeleWave.Domain.Media;
-using TeleWave.Infrastructure.Persistence;
-using Xunit;
-
-namespace TeleWave.Integration.Tests;
-
-/// <summary>
-/// Ручной разбор <c>manual/</c>: выбранные файлы уходят из каталога в шоу. Проверяется против
-/// настоящей БД, потому что вся суть операции — в связке «ассет + серия шоу + файл на диске».
-/// </summary>
-[Collection("postgres")]
-public sealed class ManualInboxIntegrationTests(PostgresFixture fixture)
-{
-    [SkippableFact]
-    public async Task Import_AddsEpisodesToShow_AndConsumesFiles()
-    {
-        Skip.IfNot(fixture.Available, "Docker недоступен");
-
-        await using var seedDb = fixture.CreateContext();
-        var showId = await SeedShowAsync(seedDb);
-        var tag = Guid.NewGuid().ToString("N")[..8];
-        var first = $"{tag}-s01e01.mkv";
-        var second = $"{tag}-s01e02.mkv";
-
-        var storage = Substitute.For<IMediaStorage>();
-        storage
-            .ListManualInbox(Arg.Any<int>())
-            .Returns([
-                new IMediaStorage.ManualInboxFile($"Сериал/{first}", first, 1000),
-                new IMediaStorage.ManualInboxFile($"Сериал/{second}", second, 1000),
-            ]);
-
-        await using var db = fixture.CreateContext();
-        var result = await new ImportManualInboxCommandHandler(
-            db,
-            storage,
-            Substitute.For<IMediaProcessingQueue>()
-        ).Handle(
-            new ImportManualInboxCommand(
-                [Item($"Сериал/{first}"), Item($"Сериал/{second}")],
-                showId
-            ),
-            default
-        );
-
-        Assert.True(result.IsSuccess);
-        Assert.Equal(2, result.Value.Imported);
-        Assert.Empty(result.Value.Failed);
-        await db.SaveChangesAsync();
-
-        // Файлы должны быть перенесены из manual/ — ровно как из обычного inbox.
-        await storage
-            .Received(2)
-            .PromoteToOriginalAsync(
-                MediaSource.ManualInbox,
-                Arg.Any<string>(),
-                Arg.Any<Guid>(),
-                ".mkv",
-                Arg.Any<CancellationToken>()
-            );
-
-        await using var verify = fixture.CreateContext();
-        var episodes = verify
-            .Shows.Where(s => s.Id == showId)
-            .SelectMany(s => s.Episodes)
-            .OrderBy(e => e.Position)
-            .ToList();
-
-        Assert.Equal(2, episodes.Count);
-        // Номера сезона и серии разбираются из имени файла, как при обычном добавлении.
-        Assert.Equal(1, episodes[0].Season);
-        Assert.Equal(1, episodes[0].Episode);
-        Assert.Equal(2, episodes[1].Episode);
-
-        // Считаем ассеты своего шоу: база в интеграционных тестах общая, и соседний тест тоже
-        // заводит записи из ручного inbox.
-        var assetIds = episodes.Select(e => e.MediaAssetId).ToList();
-        var assets = verify.MediaAssets.Where(a => assetIds.Contains(a.Id)).ToList();
-        Assert.Equal(2, assets.Count);
-        Assert.All(assets, a => Assert.Equal(MediaSource.ManualInbox, a.Source));
-        Assert.All(assets, a => Assert.Equal(MediaAssetStatus.Pending, a.Status));
-    }
-
-    [SkippableFact]
-    public async Task Import_SkipsUnsupportedAndMissing_WithoutFailingTheBatch()
-    {
-        Skip.IfNot(fixture.Available, "Docker недоступен");
-
-        await using var seedDb = fixture.CreateContext();
-        var showId = await SeedShowAsync(seedDb);
-
-        var tag = Guid.NewGuid().ToString("N")[..8];
-        var good = $"{tag}-ok.mkv";
-
-        var storage = Substitute.For<IMediaStorage>();
-        storage
-            .ListManualInbox(Arg.Any<int>())
-            .Returns([
-                new IMediaStorage.ManualInboxFile(good, good, 1000),
-                new IMediaStorage.ManualInboxFile("readme.txt", "readme.txt", 10),
-            ]);
-
-        await using var db = fixture.CreateContext();
-        var result = await new ImportManualInboxCommandHandler(
-            db,
-            storage,
-            Substitute.For<IMediaProcessingQueue>()
-        ).Handle(
-            new ImportManualInboxCommand(
-                [Item(good), Item("readme.txt"), Item("ушёл.mkv")],
-                showId
-            ),
-            default
-        );
-
-        // Один взяли, два отклонили — и каждый со своей причиной, а не одной ошибкой на пакет.
-        Assert.True(result.IsSuccess);
-        Assert.Equal(1, result.Value.Imported);
-        Assert.Equal(2, result.Value.Failed.Count);
-        Assert.Contains(result.Value.Failed, f => f.RelativePath == "readme.txt");
-        Assert.Contains(result.Value.Failed, f => f.RelativePath == "ушёл.mkv");
-    }
-
-    [SkippableFact]
-    public async Task Import_WithExplicitNumbers_UsesThemInsteadOfFileName()
-    {
-        Skip.IfNot(fixture.Available, "Docker недоступен");
-
-        await using var seedDb = fixture.CreateContext();
-        var showId = await SeedShowAsync(seedDb);
-        var name = $"{Guid.NewGuid():N}"[..8] + "-без-номеров.mkv";
-
-        var storage = Substitute.For<IMediaStorage>();
-        storage
-            .ListManualInbox(Arg.Any<int>())
-            .Returns([new IMediaStorage.ManualInboxFile(name, name, 1000)]);
-
-        await using var db = fixture.CreateContext();
-        var result = await new ImportManualInboxCommandHandler(
-            db,
-            storage,
-            Substitute.For<IMediaProcessingQueue>()
-        ).Handle(
-            new ImportManualInboxCommand([new ManualImportItem(name, 4, 12)], showId),
-            default
-        );
-
-        Assert.True(result.IsSuccess);
-        await db.SaveChangesAsync();
-
-        await using var verify = fixture.CreateContext();
-        var episode = verify.Shows.Where(s => s.Id == showId).SelectMany(s => s.Episodes).Single();
-
-        // Из имени номера не вытащить — значит сохранилось ровно то, что видел пользователь.
-        Assert.Equal(4, episode.Season);
-        Assert.Equal(12, episode.Episode);
-
-        // И спутники рядом с забранным файлом убираются.
-        await storage.Received(1).CleanupManualLeftoversAsync(name, Arg.Any<CancellationToken>());
-    }
-
-    /// <summary>Файл без явных номеров — сервер разбирает имя сам, как при обычном добавлении.</summary>
-    private static ManualImportItem Item(string relativePath) => new(relativePath, null, null);
-
-    private static async Task<Guid> SeedShowAsync(AppDbContext db)
-    {
-        var show = Show.Create($"Сериал {Guid.NewGuid():N}"[..20], ShowKind.Series);
-        db.Shows.Add(show);
-        await db.SaveChangesAsync();
-        return show.Id;
-    }
-}
+using NSubstitute;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Application.Media.ManualInbox;
+using TeleWave.Domain.Library;
+using TeleWave.Domain.Media;
+using TeleWave.Infrastructure.Persistence;
+using Xunit;
+
+namespace TeleWave.Integration.Tests;
+
+/// <summary>
+/// Ручной разбор <c>manual/</c>: выбранные файлы уходят из каталога в шоу. Проверяется против
+/// настоящей БД, потому что вся суть операции — в связке «ассет + серия шоу + файл на диске».
+/// </summary>
+[Collection("postgres")]
+public sealed class ManualInboxIntegrationTests(PostgresFixture fixture)
+{
+    [SkippableFact]
+    public async Task Import_AddsEpisodesToShow_AndConsumesFiles()
+    {
+        Skip.IfNot(fixture.Available, "Docker недоступен");
+
+        await using var seedDb = fixture.CreateContext();
+        var showId = await SeedShowAsync(seedDb);
+        var tag = Guid.NewGuid().ToString("N")[..8];
+        var first = $"{tag}-s01e01.mkv";
+        var second = $"{tag}-s01e02.mkv";
+
+        var storage = Substitute.For<IMediaStorage>();
+        storage
+            .ListManualInbox(Arg.Any<int>())
+            .Returns([
+                new IMediaStorage.ManualInboxFile($"Сериал/{first}", first, 1000),
+                new IMediaStorage.ManualInboxFile($"Сериал/{second}", second, 1000),
+            ]);
+
+        await using var db = fixture.CreateContext();
+        var result = await new ImportManualInboxCommandHandler(
+            db,
+            storage,
+            Substitute.For<IMediaProcessingQueue>()
+        ).Handle(
+            new ImportManualInboxCommand(
+                [Item($"Сериал/{first}"), Item($"Сериал/{second}")],
+                showId
+            ),
+            default
+        );
+
+        Assert.True(result.IsSuccess);
+        Assert.Equal(2, result.Value.Imported);
+        Assert.Empty(result.Value.Failed);
+        await db.SaveChangesAsync();
+
+        // Файлы должны быть перенесены из manual/ — ровно как из обычного inbox.
+        await storage
+            .Received(2)
+            .PromoteToOriginalAsync(
+                MediaSource.ManualInbox,
+                Arg.Any<string>(),
+                Arg.Any<Guid>(),
+                ".mkv",
+                Arg.Any<CancellationToken>()
+            );
+
+        await using var verify = fixture.CreateContext();
+        var episodes = verify
+            .Shows.Where(s => s.Id == showId)
+            .SelectMany(s => s.Episodes)
+            .OrderBy(e => e.Position)
+            .ToList();
+
+        Assert.Equal(2, episodes.Count);
+        // Номера сезона и серии разбираются из имени файла, как при обычном добавлении.
+        Assert.Equal(1, episodes[0].Season);
+        Assert.Equal(1, episodes[0].Episode);
+        Assert.Equal(2, episodes[1].Episode);
+
+        // Считаем ассеты своего шоу: база в интеграционных тестах общая, и соседний тест тоже
+        // заводит записи из ручного inbox.
+        var assetIds = episodes.Select(e => e.MediaAssetId).ToList();
+        var assets = verify.MediaAssets.Where(a => assetIds.Contains(a.Id)).ToList();
+        Assert.Equal(2, assets.Count);
+        Assert.All(assets, a => Assert.Equal(MediaSource.ManualInbox, a.Source));
+        Assert.All(assets, a => Assert.Equal(MediaAssetStatus.Pending, a.Status));
+    }
+
+    [SkippableFact]
+    public async Task Import_SkipsUnsupportedAndMissing_WithoutFailingTheBatch()
+    {
+        Skip.IfNot(fixture.Available, "Docker недоступен");
+
+        await using var seedDb = fixture.CreateContext();
+        var showId = await SeedShowAsync(seedDb);
+
+        var tag = Guid.NewGuid().ToString("N")[..8];
+        var good = $"{tag}-ok.mkv";
+
+        var storage = Substitute.For<IMediaStorage>();
+        storage
+            .ListManualInbox(Arg.Any<int>())
+            .Returns([
+                new IMediaStorage.ManualInboxFile(good, good, 1000),
+                new IMediaStorage.ManualInboxFile("readme.txt", "readme.txt", 10),
+            ]);
+
+        await using var db = fixture.CreateContext();
+        var result = await new ImportManualInboxCommandHandler(
+            db,
+            storage,
+            Substitute.For<IMediaProcessingQueue>()
+        ).Handle(
+            new ImportManualInboxCommand(
+                [Item(good), Item("readme.txt"), Item("ушёл.mkv")],
+                showId
+            ),
+            default
+        );
+
+        // Один взяли, два отклонили — и каждый со своей причиной, а не одной ошибкой на пакет.
+        Assert.True(result.IsSuccess);
+        Assert.Equal(1, result.Value.Imported);
+        Assert.Equal(2, result.Value.Failed.Count);
+        Assert.Contains(result.Value.Failed, f => f.RelativePath == "readme.txt");
+        Assert.Contains(result.Value.Failed, f => f.RelativePath == "ушёл.mkv");
+    }
+
+    [SkippableFact]
+    public async Task Import_WithExplicitNumbers_UsesThemInsteadOfFileName()
+    {
+        Skip.IfNot(fixture.Available, "Docker недоступен");
+
+        await using var seedDb = fixture.CreateContext();
+        var showId = await SeedShowAsync(seedDb);
+        var name = $"{Guid.NewGuid():N}"[..8] + "-без-номеров.mkv";
+
+        var storage = Substitute.For<IMediaStorage>();
+        storage
+            .ListManualInbox(Arg.Any<int>())
+            .Returns([new IMediaStorage.ManualInboxFile(name, name, 1000)]);
+
+        await using var db = fixture.CreateContext();
+        var result = await new ImportManualInboxCommandHandler(
+            db,
+            storage,
+            Substitute.For<IMediaProcessingQueue>()
+        ).Handle(
+            new ImportManualInboxCommand([new ManualImportItem(name, 4, 12)], showId),
+            default
+        );
+
+        Assert.True(result.IsSuccess);
+        await db.SaveChangesAsync();
+
+        await using var verify = fixture.CreateContext();
+        var episode = verify.Shows.Where(s => s.Id == showId).SelectMany(s => s.Episodes).Single();
+
+        // Из имени номера не вытащить — значит сохранилось ровно то, что видел пользователь.
+        Assert.Equal(4, episode.Season);
+        Assert.Equal(12, episode.Episode);
+
+        // И спутники рядом с забранным файлом убираются.
+        await storage.Received(1).CleanupManualLeftoversAsync(name, Arg.Any<CancellationToken>());
+    }
+
+    /// <summary>Файл без явных номеров — сервер разбирает имя сам, как при обычном добавлении.</summary>
+    private static ManualImportItem Item(string relativePath) => new(relativePath, null, null);
+
+    private static async Task<Guid> SeedShowAsync(AppDbContext db)
+    {
+        var show = Show.Create($"Сериал {Guid.NewGuid():N}"[..20], ShowKind.Series);
+        db.Shows.Add(show);
+        await db.SaveChangesAsync();
+        return show.Id;
+    }
+}
diff --git a/backend/tests/TeleWave.Integration.Tests/PostgresFixture.cs b/backend/tests/TeleWave.Integration.Tests/PostgresFixture.cs
index cdb5beb..72f9188 100644
--- a/backend/tests/TeleWave.Integration.Tests/PostgresFixture.cs
+++ b/backend/tests/TeleWave.Integration.Tests/PostgresFixture.cs
@@ -1,70 +1,70 @@
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Infrastructure.Persistence;
-using Testcontainers.PostgreSql;
-using Xunit;
-
-namespace TeleWave.Integration.Tests;
-
-/// <summary>
-/// Поднимает одноразовый Postgres в контейнере и применяет к нему реальные миграции. Даёт свежие
-/// экземпляры <see cref="AppDbContext"/> (каждый — своё соединение), чтобы тестировать то, что InMemory
-/// не умеет: транзакции, advisory-lock, ExecuteDelete, raw SQL. Требует запущенного Docker.
-/// </summary>
-public sealed class PostgresFixture : IAsyncLifetime
-{
-    // Контейнер создаётся внутри InitializeAsync: сам билдер бросает, когда Docker недоступен,
-    // и в инициализаторе поля это ронял бы всю коллекцию тестов вместо честного пропуска.
-    private PostgreSqlContainer? _container;
-
-    /// <summary>false, если Docker недоступен (напр. CI-раннер без Docker) — тогда тесты пропускаются.</summary>
-    public bool Available { get; private set; }
-
-    public string ConnectionString =>
-        _container?.GetConnectionString()
-        ?? throw new InvalidOperationException("Контейнер не запущен — проверяйте Available.");
-
-    public async Task InitializeAsync()
-    {
-        try
-        {
-            _container = new PostgreSqlBuilder().WithImage("postgres:16-alpine").Build();
-            await _container.StartAsync();
-            await using var db = CreateContext();
-            await db.Database.MigrateAsync();
-            Available = true;
-        }
-        catch (Exception)
-        {
-            // Docker не запущен/недоступен — интеграционные тесты будут пропущены (Skip), а не упадут.
-            Available = false;
-        }
-    }
-
-    public AppDbContext CreateContext() =>
-        new(new DbContextOptionsBuilder<AppDbContext>().UseNpgsql(ConnectionString).Options);
-
-    public async Task DisposeAsync()
-    {
-        if (_container is not null)
-            await _container.DisposeAsync();
-    }
-}
-
-[CollectionDefinition("postgres")]
-public sealed class PostgresCollection : ICollectionFixture<PostgresFixture>;
-
-/// <summary>Детерминированный источник случайности для планировщика в тестах.</summary>
-internal sealed class SequenceRandom(params int[] sequence)
-    : Domain.Broadcast.Scheduling.IRandomSource
-{
-    private readonly int[] _sequence = sequence.Length == 0 ? [0] : sequence;
-    private int _i;
-
-    public int Next(int maxExclusive)
-    {
-        if (maxExclusive <= 0)
-            return 0;
-        var value = _sequence[_i++ % _sequence.Length];
-        return ((value % maxExclusive) + maxExclusive) % maxExclusive;
-    }
-}
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Infrastructure.Persistence;
+using Testcontainers.PostgreSql;
+using Xunit;
+
+namespace TeleWave.Integration.Tests;
+
+/// <summary>
+/// Поднимает одноразовый Postgres в контейнере и применяет к нему реальные миграции. Даёт свежие
+/// экземпляры <see cref="AppDbContext"/> (каждый — своё соединение), чтобы тестировать то, что InMemory
+/// не умеет: транзакции, advisory-lock, ExecuteDelete, raw SQL. Требует запущенного Docker.
+/// </summary>
+public sealed class PostgresFixture : IAsyncLifetime
+{
+    // Контейнер создаётся внутри InitializeAsync: сам билдер бросает, когда Docker недоступен,
+    // и в инициализаторе поля это ронял бы всю коллекцию тестов вместо честного пропуска.
+    private PostgreSqlContainer? _container;
+
+    /// <summary>false, если Docker недоступен (напр. CI-раннер без Docker) — тогда тесты пропускаются.</summary>
+    public bool Available { get; private set; }
+
+    public string ConnectionString =>
+        _container?.GetConnectionString()
+        ?? throw new InvalidOperationException("Контейнер не запущен — проверяйте Available.");
+
+    public async Task InitializeAsync()
+    {
+        try
+        {
+            _container = new PostgreSqlBuilder().WithImage("postgres:16-alpine").Build();
+            await _container.StartAsync();
+            await using var db = CreateContext();
+            await db.Database.MigrateAsync();
+            Available = true;
+        }
+        catch (Exception)
+        {
+            // Docker не запущен/недоступен — интеграционные тесты будут пропущены (Skip), а не упадут.
+            Available = false;
+        }
+    }
+
+    public AppDbContext CreateContext() =>
+        new(new DbContextOptionsBuilder<AppDbContext>().UseNpgsql(ConnectionString).Options);
+
+    public async Task DisposeAsync()
+    {
+        if (_container is not null)
+            await _container.DisposeAsync();
+    }
+}
+
+[CollectionDefinition("postgres")]
+public sealed class PostgresCollection : ICollectionFixture<PostgresFixture>;
+
+/// <summary>Детерминированный источник случайности для планировщика в тестах.</summary>
+internal sealed class SequenceRandom(params int[] sequence)
+    : Domain.Broadcast.Scheduling.IRandomSource
+{
+    private readonly int[] _sequence = sequence.Length == 0 ? [0] : sequence;
+    private int _i;
+
+    public int Next(int maxExclusive)
+    {
+        if (maxExclusive <= 0)
+            return 0;
+        var value = _sequence[_i++ % _sequence.Length];
+        return ((value % maxExclusive) + maxExclusive) % maxExclusive;
+    }
+}
diff --git a/backend/tests/TeleWave.Integration.Tests/TemplateOperationsIntegrationTests.cs b/backend/tests/TeleWave.Integration.Tests/TemplateOperationsIntegrationTests.cs
index d319c83..db3d1a4 100644
--- a/backend/tests/TeleWave.Integration.Tests/TemplateOperationsIntegrationTests.cs
+++ b/backend/tests/TeleWave.Integration.Tests/TemplateOperationsIntegrationTests.cs
@@ -1,183 +1,183 @@
-using Microsoft.EntityFrameworkCore;
-using TeleWave.Application.Programming.Templates;
-using TeleWave.Application.Programming.Templates.CopyTemplate;
-using TeleWave.Application.Programming.Templates.CreateTemplate;
-using TeleWave.Application.Programming.Templates.Validate;
-using TeleWave.Domain.Broadcast;
-using TeleWave.Domain.Programming;
-using TeleWave.Infrastructure.Persistence;
-using Xunit;
-
-namespace TeleWave.Integration.Tests;
-
-/// <summary>
-/// Операции над шаблоном против настоящей БД: копирование на другой канал и проверки по правилам.
-/// Обе штуки — сплошные запросы EF и перекладывание графов, в юнит-тестах их не поймать.
-/// </summary>
-[Collection("postgres")]
-public sealed class TemplateOperationsIntegrationTests(PostgresFixture fixture)
-{
-    [SkippableFact]
-    public async Task Copy_MovesLayersSlotsAndJunctions_AndReplacesTargetGrid()
-    {
-        Skip.IfNot(fixture.Available, "Docker недоступен");
-
-        await using var seedDb = fixture.CreateContext();
-        var (sourceId, targetId, groupId) = await SeedPairAsync(seedDb);
-
-        await using var db = fixture.CreateContext();
-        var result = await new CopyTemplateCommandHandler(db).Handle(
-            new CopyTemplateCommand(sourceId, targetId),
-            default
-        );
-        Assert.True(result.IsSuccess);
-        await db.SaveChangesAsync();
-
-        Assert.Equal(1, result.Value.Layers);
-        Assert.Equal(1, result.Value.Slots);
-        Assert.Equal(1, result.Value.Junctions);
-
-        await using var verify = fixture.CreateContext();
-        var target = verify.Channels.Single(c => c.Id == targetId);
-        var copied = verify
-            .ScheduleTemplates.Include(t => t.Layers)
-                .ThenInclude(l => l.Slots)
-            .Single(t => t.ChannelId == targetId);
-
-        // У приёмника ровно один шаблон, и канал смотрит именно на него.
-        Assert.Equal(copied.Id, target.TemplateId);
-        Assert.Single(verify.ScheduleTemplates.Where(t => t.ChannelId == targetId));
-
-        var slot = copied.Layers.SelectMany(l => l.Slots).Single();
-        // Группы общие — ссылка переносится как есть, а не копией группы.
-        Assert.Equal(groupId, slot.GroupId);
-        Assert.Single(verify.Groups.Where(g => g.Id == groupId));
-
-        // Стык переехал своей копией, и слот ссылается на неё, а не на стык чужого канала.
-        var junction = verify.JunctionTemplates.Single(j => j.ChannelId == targetId);
-        Assert.Equal(junction.Id, slot.JunctionAfterId);
-        Assert.NotEqual(
-            verify.JunctionTemplates.Single(j => j.ChannelId == sourceId).Id,
-            slot.JunctionAfterId
-        );
-    }
-
-    [Fact]
-    public void Copy_ToItself_IsRejectedByValidator()
-    {
-        var validator = new CopyTemplateCommandValidator();
-        var id = Guid.NewGuid();
-
-        Assert.False(validator.Validate(new CopyTemplateCommand(id, id)).IsValid);
-        Assert.True(validator.Validate(new CopyTemplateCommand(id, Guid.NewGuid())).IsValid);
-    }
-
-    [SkippableFact]
-    public async Task Validate_ReportsEmptyGroupAndGridGap()
-    {
-        Skip.IfNot(fixture.Available, "Docker недоступен");
-
-        await using var seedDb = fixture.CreateContext();
-        var (sourceId, _, _) = await SeedPairAsync(seedDb);
-
-        await using var db = fixture.CreateContext();
-        var result = await new ValidateTemplateQueryHandler(db).Handle(
-            new ValidateTemplateQuery(sourceId),
-            default
-        );
-
-        Assert.True(result.IsSuccess);
-        // Группа в сиде пустая, а слот занимает лишь два часа суток — обе проверки должны сработать.
-        Assert.Contains(result.Value, i => i.Kind == TemplateIssueKind.GroupEmpty);
-        Assert.Contains(result.Value, i => i.Kind == TemplateIssueKind.GridGap);
-    }
-
-    [SkippableFact]
-    public async Task CreateTemplate_ForChannelWithoutGrid_LinksItAndIsIdempotent()
-    {
-        Skip.IfNot(fixture.Available, "Docker недоступен");
-
-        // Канал из старой ротации: сетки нет, ссылки на неё тоже.
-        await using var seedDb = fixture.CreateContext();
-        var suffix = Guid.NewGuid().ToString("N")[..8];
-        var channel = Channel.Create(
-            $"Без сетки {suffix}",
-            $"nogrid-{suffix}",
-            DateTimeOffset.UtcNow
-        );
-        seedDb.Channels.Add(channel);
-        await seedDb.SaveChangesAsync();
-
-        await using var db = fixture.CreateContext();
-        var created = await new CreateChannelTemplateCommandHandler(db).Handle(
-            new CreateChannelTemplateCommand(channel.Id),
-            default
-        );
-        Assert.True(created.IsSuccess);
-        await db.SaveChangesAsync();
-
-        await using var again = fixture.CreateContext();
-        var second = await new CreateChannelTemplateCommandHandler(again).Handle(
-            new CreateChannelTemplateCommand(channel.Id),
-            default
-        );
-        await again.SaveChangesAsync();
-
-        // Повторный вызов возвращает ту же сетку: одна на канал, второй не появляется.
-        Assert.True(second.IsSuccess);
-        Assert.Equal(created.Value, second.Value);
-
-        await using var verify = fixture.CreateContext();
-        var template = verify.ScheduleTemplates.Single(t => t.ChannelId == channel.Id);
-        Assert.Equal(template.Id, verify.Channels.Single(c => c.Id == channel.Id).TemplateId);
-        // Фоновый слой заводится сразу — без него первую же дыру в сетке нечем закрыть.
-        Assert.Single(verify.GridLayers.Where(l => l.TemplateId == template.Id && l.IsBackground));
-    }
-
-    /// <summary>Два канала: у источника слой со слотом, группой и стыком; у приёмника — пустая сетка.</summary>
-    private static async Task<(Guid Source, Guid Target, Guid GroupId)> SeedPairAsync(
-        AppDbContext db
-    )
-    {
-        var suffix = Guid.NewGuid().ToString("N")[..8];
-
-        var group = Group.Create($"Группа {suffix}");
-        db.Groups.Add(group);
-
-        var source = Channel.Create($"Источник {suffix}", $"src-{suffix}", DateTimeOffset.UtcNow);
-        var target = Channel.Create($"Приёмник {suffix}", $"dst-{suffix}", DateTimeOffset.UtcNow);
-
-        var junction = JunctionTemplate.Create(source.Id, "Прайм");
-        var ad = junction.AddElement(JunctionElementKind.Ad);
-        ad.Update(JunctionElementKind.Ad, group.Id, null, JunctionAmountMode.Count, 2, true, null);
-        db.JunctionTemplates.Add(junction);
-
-        var sourceTemplate = ScheduleTemplate.Create(source.Id, "Сетка источника");
-        var layer = sourceTemplate.AddLayer("Прайм", 10);
-        var slot = layer.AddSlot("Вечернее кино", new TimeOnly(20, 0), 120);
-        slot.UpdateContent(
-            new SlotContent(
-                slot.Title,
-                SlotKind.Content,
-                group.Id,
-                new SlotStrategy(SlotStrategyType.Sequential).ToJson(),
-                null,
-                SlotBlockMode.FillSlot,
-                1,
-                OverflowPolicy.ContinueNext,
-                JunctionAfterId: junction.Id
-            )
-        );
-        sourceTemplate.SetDefaultJunction(junction.Id);
-        source.SetTemplate(sourceTemplate.Id);
-
-        var targetTemplate = ScheduleTemplate.Create(target.Id, "Сетка приёмника");
-        target.SetTemplate(targetTemplate.Id);
-
-        db.Channels.AddRange(source, target);
-        db.ScheduleTemplates.AddRange(sourceTemplate, targetTemplate);
-
-        await db.SaveChangesAsync();
-        return (source.Id, target.Id, group.Id);
-    }
-}
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Programming.Templates;
+using TeleWave.Application.Programming.Templates.CopyTemplate;
+using TeleWave.Application.Programming.Templates.CreateTemplate;
+using TeleWave.Application.Programming.Templates.Validate;
+using TeleWave.Domain.Broadcast;
+using TeleWave.Domain.Programming;
+using TeleWave.Infrastructure.Persistence;
+using Xunit;
+
+namespace TeleWave.Integration.Tests;
+
+/// <summary>
+/// Операции над шаблоном против настоящей БД: копирование на другой канал и проверки по правилам.
+/// Обе штуки — сплошные запросы EF и перекладывание графов, в юнит-тестах их не поймать.
+/// </summary>
+[Collection("postgres")]
+public sealed class TemplateOperationsIntegrationTests(PostgresFixture fixture)
+{
+    [SkippableFact]
+    public async Task Copy_MovesLayersSlotsAndJunctions_AndReplacesTargetGrid()
+    {
+        Skip.IfNot(fixture.Available, "Docker недоступен");
+
+        await using var seedDb = fixture.CreateContext();
+        var (sourceId, targetId, groupId) = await SeedPairAsync(seedDb);
+
+        await using var db = fixture.CreateContext();
+        var result = await new CopyTemplateCommandHandler(db).Handle(
+            new CopyTemplateCommand(sourceId, targetId),
+            default
+        );
+        Assert.True(result.IsSuccess);
+        await db.SaveChangesAsync();
+
+        Assert.Equal(1, result.Value.Layers);
+        Assert.Equal(1, result.Value.Slots);
+        Assert.Equal(1, result.Value.Junctions);
+
+        await using var verify = fixture.CreateContext();
+        var target = verify.Channels.Single(c => c.Id == targetId);
+        var copied = verify
+            .ScheduleTemplates.Include(t => t.Layers)
+                .ThenInclude(l => l.Slots)
+            .Single(t => t.ChannelId == targetId);
+
+        // У приёмника ровно один шаблон, и канал смотрит именно на него.
+        Assert.Equal(copied.Id, target.TemplateId);
+        Assert.Single(verify.ScheduleTemplates.Where(t => t.ChannelId == targetId));
+
+        var slot = copied.Layers.SelectMany(l => l.Slots).Single();
+        // Группы общие — ссылка переносится как есть, а не копией группы.
+        Assert.Equal(groupId, slot.GroupId);
+        Assert.Single(verify.Groups.Where(g => g.Id == groupId));
+
+        // Стык переехал своей копией, и слот ссылается на неё, а не на стык чужого канала.
+        var junction = verify.JunctionTemplates.Single(j => j.ChannelId == targetId);
+        Assert.Equal(junction.Id, slot.JunctionAfterId);
+        Assert.NotEqual(
+            verify.JunctionTemplates.Single(j => j.ChannelId == sourceId).Id,
+            slot.JunctionAfterId
+        );
+    }
+
+    [Fact]
+    public void Copy_ToItself_IsRejectedByValidator()
+    {
+        var validator = new CopyTemplateCommandValidator();
+        var id = Guid.NewGuid();
+
+        Assert.False(validator.Validate(new CopyTemplateCommand(id, id)).IsValid);
+        Assert.True(validator.Validate(new CopyTemplateCommand(id, Guid.NewGuid())).IsValid);
+    }
+
+    [SkippableFact]
+    public async Task Validate_ReportsEmptyGroupAndGridGap()
+    {
+        Skip.IfNot(fixture.Available, "Docker недоступен");
+
+        await using var seedDb = fixture.CreateContext();
+        var (sourceId, _, _) = await SeedPairAsync(seedDb);
+
+        await using var db = fixture.CreateContext();
+        var result = await new ValidateTemplateQueryHandler(db).Handle(
+            new ValidateTemplateQuery(sourceId),
+            default
+        );
+
+        Assert.True(result.IsSuccess);
+        // Группа в сиде пустая, а слот занимает лишь два часа суток — обе проверки должны сработать.
+        Assert.Contains(result.Value, i => i.Kind == TemplateIssueKind.GroupEmpty);
+        Assert.Contains(result.Value, i => i.Kind == TemplateIssueKind.GridGap);
+    }
+
+    [SkippableFact]
+    public async Task CreateTemplate_ForChannelWithoutGrid_LinksItAndIsIdempotent()
+    {
+        Skip.IfNot(fixture.Available, "Docker недоступен");
+
+        // Канал из старой ротации: сетки нет, ссылки на неё тоже.
+        await using var seedDb = fixture.CreateContext();
+        var suffix = Guid.NewGuid().ToString("N")[..8];
+        var channel = Channel.Create(
+            $"Без сетки {suffix}",
+            $"nogrid-{suffix}",
+            DateTimeOffset.UtcNow
+        );
+        seedDb.Channels.Add(channel);
+        await seedDb.SaveChangesAsync();
+
+        await using var db = fixture.CreateContext();
+        var created = await new CreateChannelTemplateCommandHandler(db).Handle(
+            new CreateChannelTemplateCommand(channel.Id),
+            default
+        );
+        Assert.True(created.IsSuccess);
+        await db.SaveChangesAsync();
+
+        await using var again = fixture.CreateContext();
+        var second = await new CreateChannelTemplateCommandHandler(again).Handle(
+            new CreateChannelTemplateCommand(channel.Id),
+            default
+        );
+        await again.SaveChangesAsync();
+
+        // Повторный вызов возвращает ту же сетку: одна на канал, второй не появляется.
+        Assert.True(second.IsSuccess);
+        Assert.Equal(created.Value, second.Value);
+
+        await using var verify = fixture.CreateContext();
+        var template = verify.ScheduleTemplates.Single(t => t.ChannelId == channel.Id);
+        Assert.Equal(template.Id, verify.Channels.Single(c => c.Id == channel.Id).TemplateId);
+        // Фоновый слой заводится сразу — без него первую же дыру в сетке нечем закрыть.
+        Assert.Single(verify.GridLayers.Where(l => l.TemplateId == template.Id && l.IsBackground));
+    }
+
+    /// <summary>Два канала: у источника слой со слотом, группой и стыком; у приёмника — пустая сетка.</summary>
+    private static async Task<(Guid Source, Guid Target, Guid GroupId)> SeedPairAsync(
+        AppDbContext db
+    )
+    {
+        var suffix = Guid.NewGuid().ToString("N")[..8];
+
+        var group = Group.Create($"Группа {suffix}");
+        db.Groups.Add(group);
+
+        var source = Channel.Create($"Источник {suffix}", $"src-{suffix}", DateTimeOffset.UtcNow);
+        var target = Channel.Create($"Приёмник {suffix}", $"dst-{suffix}", DateTimeOffset.UtcNow);
+
+        var junction = JunctionTemplate.Create(source.Id, "Прайм");
+        var ad = junction.AddElement(JunctionElementKind.Ad);
+        ad.Update(JunctionElementKind.Ad, group.Id, null, JunctionAmountMode.Count, 2, true, null);
+        db.JunctionTemplates.Add(junction);
+
+        var sourceTemplate = ScheduleTemplate.Create(source.Id, "Сетка источника");
+        var layer = sourceTemplate.AddLayer("Прайм", 10);
+        var slot = layer.AddSlot("Вечернее кино", new TimeOnly(20, 0), 120);
+        slot.UpdateContent(
+            new SlotContent(
+                slot.Title,
+                SlotKind.Content,
+                group.Id,
+                new SlotStrategy(SlotStrategyType.Sequential).ToJson(),
+                null,
+                SlotBlockMode.FillSlot,
+                1,
+                OverflowPolicy.ContinueNext,
+                JunctionAfterId: junction.Id
+            )
+        );
+        sourceTemplate.SetDefaultJunction(junction.Id);
+        source.SetTemplate(sourceTemplate.Id);
+
+        var targetTemplate = ScheduleTemplate.Create(target.Id, "Сетка приёмника");
+        target.SetTemplate(targetTemplate.Id);
+
+        db.Channels.AddRange(source, target);
+        db.ScheduleTemplates.AddRange(sourceTemplate, targetTemplate);
+
+        await db.SaveChangesAsync();
+        return (source.Id, target.Id, group.Id);
+    }
+}
diff --git a/frontend/src/features/admin/channels/components/SchedulePreview.tsx b/frontend/src/features/admin/channels/components/SchedulePreview.tsx
index cd4f496..4eb0dc9 100644
--- a/frontend/src/features/admin/channels/components/SchedulePreview.tsx
+++ b/frontend/src/features/admin/channels/components/SchedulePreview.tsx
@@ -1,85 +1,85 @@
-import { HelpCircle } from 'lucide-react'
-import { useTranslation } from 'react-i18next'
-import type { ScheduleEntryDto } from '@/shared/api/types'
-import { Badge } from '@/shared/ui/badge'
-import { formatTime } from '../lib/format'
-
-/** Что стоит в строке расписания: реклама, заставка-переход или программа с номером серии. */
-function EntryLabel({ entry }: Readonly<{ entry: ScheduleEntryDto }>) {
-  const { t } = useTranslation()
-
-  if (entry.kind === 'Ad') return <Badge variant="muted">{t('air.ad')}</Badge>
-
-  if (entry.kind === 'Bumper')
-    return (
-      <span className="flex min-w-0 items-center gap-2">
-        <Badge variant="muted" className="shrink-0">
-          {t('air.bumper')}
-        </Badge>
-        {(entry.bumperName || entry.bumperText) && (
-          <span className="min-w-0 truncate text-muted-foreground">
-            {entry.bumperName}
-            {entry.bumperName && entry.bumperText ? ' · ' : ''}
-            {entry.bumperText}
-          </span>
-        )}
-      </span>
-    )
-
-  return (
-    <span>
-      {entry.showName ?? '—'}
-      <EpisodeSuffix entry={entry} />
-    </span>
-  )
-}
-
-/** «· S02E05» либо «· серия N» — что удалось распознать; ничего, если ни того ни другого нет. */
-function EpisodeSuffix({ entry }: Readonly<{ entry: ScheduleEntryDto }>) {
-  const { t } = useTranslation()
-
-  if (entry.seasonEpisode)
-    return <span className="text-muted-foreground"> · {entry.seasonEpisode}</span>
-
-  if (entry.episodeIndex == null) return null
-
-  return (
-    <span className="text-muted-foreground">
-      {' '}
-      · {t('air.episode')} {entry.episodeIndex + 1}
-    </span>
-  )
-}
-
-export function SchedulePreview({
-  entries,
-  onShowTrace,
-}: Readonly<{
-  entries: ScheduleEntryDto[]
-  onShowTrace: (entryId: string) => void
-}>) {
-  const { t } = useTranslation()
-  if (entries.length === 0)
-    return <p className="text-muted-foreground">{t('admin.channels.noSchedule')}</p>
-
-  return (
-    <ul className="flex flex-col divide-y divide-border text-sm">
-      {entries.slice(0, 40).map((e) => (
-        <li key={e.id} className="group flex items-center gap-3 py-1.5">
-          <span className="shrink-0 whitespace-nowrap tabular-nums text-muted-foreground">
-            {formatTime(e.startsAtUtc)}
-          </span>
-          <EntryLabel entry={e} />
-          <button
-            type="button"
-            title={t('admin.channels.whyHere')}
-            className="ml-auto shrink-0 text-muted-foreground opacity-0 hover:text-foreground group-hover:opacity-100"
-            onClick={() => onShowTrace(e.id)}
-          >
-            <HelpCircle className="h-4 w-4" />
-          </button>
-        </li>
-      ))}
-    </ul>
-  )
-}
+import { HelpCircle } from 'lucide-react'
+import { useTranslation } from 'react-i18next'
+import type { ScheduleEntryDto } from '@/shared/api/types'
+import { Badge } from '@/shared/ui/badge'
+import { formatTime } from '../lib/format'
+
+/** Что стоит в строке расписания: реклама, заставка-переход или программа с номером серии. */
+function EntryLabel({ entry }: Readonly<{ entry: ScheduleEntryDto }>) {
+  const { t } = useTranslation()
+
+  if (entry.kind === 'Ad') return <Badge variant="muted">{t('air.ad')}</Badge>
+
+  if (entry.kind === 'Bumper')
+    return (
+      <span className="flex min-w-0 items-center gap-2">
+        <Badge variant="muted" className="shrink-0">
+          {t('air.bumper')}
+        </Badge>
+        {(entry.bumperName || entry.bumperText) && (
+          <span className="min-w-0 truncate text-muted-foreground">
+            {entry.bumperName}
+            {entry.bumperName && entry.bumperText ? ' · ' : ''}
+            {entry.bumperText}
+          </span>
+        )}
+      </span>
+    )
+
+  return (
+    <span>
+      {entry.showName ?? '—'}
+      <EpisodeSuffix entry={entry} />
+    </span>
+  )
+}
+
+/** «· S02E05» либо «· серия N» — что удалось распознать; ничего, если ни того ни другого нет. */
+function EpisodeSuffix({ entry }: Readonly<{ entry: ScheduleEntryDto }>) {
+  const { t } = useTranslation()
+
+  if (entry.seasonEpisode)
+    return <span className="text-muted-foreground"> · {entry.seasonEpisode}</span>
+
+  if (entry.episodeIndex == null) return null
+
+  return (
+    <span className="text-muted-foreground">
+      {' '}
+      · {t('air.episode')} {entry.episodeIndex + 1}
+    </span>
+  )
+}
+
+export function SchedulePreview({
+  entries,
+  onShowTrace,
+}: Readonly<{
+  entries: ScheduleEntryDto[]
+  onShowTrace: (entryId: string) => void
+}>) {
+  const { t } = useTranslation()
+  if (entries.length === 0)
+    return <p className="text-muted-foreground">{t('admin.channels.noSchedule')}</p>
+
+  return (
+    <ul className="flex flex-col divide-y divide-border text-sm">
+      {entries.slice(0, 40).map((e) => (
+        <li key={e.id} className="group flex items-center gap-3 py-1.5">
+          <span className="shrink-0 whitespace-nowrap tabular-nums text-muted-foreground">
+            {formatTime(e.startsAtUtc)}
+          </span>
+          <EntryLabel entry={e} />
+          <button
+            type="button"
+            title={t('admin.channels.whyHere')}
+            className="ml-auto shrink-0 text-muted-foreground opacity-0 hover:text-foreground group-hover:opacity-100"
+            onClick={() => onShowTrace(e.id)}
+          >
+            <HelpCircle className="h-4 w-4" />
+          </button>
+        </li>
+      ))}
+    </ul>
+  )
+}
diff --git a/frontend/src/features/admin/channels/components/SlotInspector.tsx b/frontend/src/features/admin/channels/components/SlotInspector.tsx
index 116b45e..00ab42e 100644
--- a/frontend/src/features/admin/channels/components/SlotInspector.tsx
+++ b/frontend/src/features/admin/channels/components/SlotInspector.tsx
@@ -1,451 +1,451 @@
-import { useMutation, useQuery } from '@tanstack/react-query'
-import { Trash2 } from 'lucide-react'
-import { useEffect, useState } from 'react'
-import { useTranslation } from 'react-i18next'
-import { listGroups } from '@/features/admin/groups/api'
-import type {
-  Daypart,
-  OverflowPolicy,
-  SlotBlockMode,
-  SlotDto,
-  SlotKind,
-  SlotStrategyType,
-} from '@/shared/api/types'
-import { qk } from '@/shared/api/query-keys'
-import { useApiError } from '@/shared/lib/use-api-error'
-import { Button } from '@/shared/ui/button'
-import { Input } from '@/shared/ui/input'
-import { Label } from '@/shared/ui/label'
-import {
-  createSlot,
-  deleteSlot,
-  listJunctions,
-  toSlotBody,
-  updateSlot,
-  type SlotBody,
-} from '../api'
-
-const DAYPARTS: Daypart[] = ['Morning', 'Day', 'Prime', 'Night']
-const SLOT_KINDS: SlotKind[] = ['Content', 'Repeat', 'SignOff']
-const BLOCK_MODES: SlotBlockMode[] = ['Count', 'Duration', 'FillSlot']
-const OVERFLOW: OverflowPolicy[] = ['ContinueNext', 'ExtendSlot', 'SkipIfNotFits']
-const STRATEGIES: SlotStrategyType[] = ['Sequential', 'RandomWithCooldown', 'Fixed']
-const SNAP_OPTIONS = [0, 5, 10, 15, 30]
-
-/** Черновик слота: новый (layerId + предзаполненные время/день) либо существующий. */
-export type SlotDraft = { layerId: string; slot: SlotDto | null; defaults?: Partial<SlotBody> }
-
-function emptyBody(defaults?: Partial<SlotBody>): SlotBody {
-  return {
-    title: '',
-    weekday: null,
-    targetStart: '20:00:00',
-    targetDurationMinutes: 60,
-    daypart: 'Day',
-    slotKind: 'Content',
-    groupId: null,
-    strategy: {
-      type: 'Sequential',
-      restartOnEnd: true,
-      cooldownDays: 0,
-      fallback: 'OldestFirst',
-    },
-    repeatSource: null,
-    blockMode: 'FillSlot',
-    blockValue: 1,
-    overflowPolicy: 'ContinueNext',
-    isAnchor: false,
-    maxDriftMinutes: 5,
-    snapToMinutes: null,
-    junctionBetweenId: null,
-    junctionAfterId: null,
-    ...defaults,
-  }
-}
-
-export function SlotInspector({
-  channelId,
-  draft,
-  onClose,
-  onChanged,
-}: Readonly<{
-  channelId: string
-  draft: SlotDraft
-  onClose: () => void
-  onChanged: () => void
-}>) {
-  const { t } = useTranslation()
-  const [body, setBody] = useState<SlotBody>(() =>
-    draft.slot ? toSlotBody(draft.slot) : emptyBody(draft.defaults),
-  )
-
-  useEffect(() => {
-    setBody(draft.slot ? toSlotBody(draft.slot) : emptyBody(draft.defaults))
-  }, [draft])
-
-  const { data: groups } = useQuery({ queryKey: qk.groups.all, queryFn: listGroups })
-  const { data: junctions } = useQuery({
-    queryKey: qk.channels.junctions(channelId),
-    queryFn: () => listJunctions(channelId),
-  })
-
-  const onError = useApiError()
-
-  const save = useMutation({
-    mutationFn: async () => {
-      if (draft.slot) await updateSlot(draft.slot.id, body)
-      else await createSlot(draft.layerId, body)
-    },
-    onSuccess: () => {
-      onChanged()
-      onClose()
-    },
-    onError,
-  })
-
-  const remove = useMutation({
-    mutationFn: () => deleteSlot(draft.slot!.id),
-    onSuccess: () => {
-      onChanged()
-      onClose()
-    },
-    onError,
-  })
-
-  const patch = (part: Partial<SlotBody>) => setBody((prev) => ({ ...prev, ...part }))
-  const isContent = body.slotKind === 'Content'
-
-  return (
-    <div className="crt-panel flex flex-col gap-3 rounded-md p-4 text-sm">
-      <div className="flex items-center justify-between gap-2">
-        <h3 className="text-sm font-semibold uppercase tracking-wide">
-          {draft.slot ? t('admin.channels.editSlot') : t('admin.channels.newSlot')}
-        </h3>
-        <Button size="sm" variant="ghost" onClick={onClose}>
-          ×
-        </Button>
-      </div>
-
-      <div className="flex flex-col gap-1.5">
-        <Label>{t('admin.channels.slotTitle')}</Label>
-        <Input value={body.title} onChange={(e) => patch({ title: e.target.value })} />
-      </div>
-
-      <div className="grid grid-cols-2 gap-2">
-        <div className="flex flex-col gap-1.5">
-          <Label>{t('admin.channels.slotStart')}</Label>
-          <Input
-            type="time"
-            value={body.targetStart.slice(0, 5)}
-            onChange={(e) => patch({ targetStart: `${e.target.value}:00` })}
-          />
-        </div>
-        <div className="flex flex-col gap-1.5">
-          <Label>{t('admin.channels.slotDuration')}</Label>
-          <Input
-            type="number"
-            min={1}
-            value={body.targetDurationMinutes}
-            onChange={(e) => patch({ targetDurationMinutes: Number(e.target.value) })}
-          />
-        </div>
-      </div>
-
-      <div className="flex flex-col gap-1.5">
-        <Label>{t('admin.channels.weekday')}</Label>
-        <select
-          className="h-9 rounded-md border border-border bg-transparent px-2"
-          value={body.weekday ?? 'any'}
-          onChange={(e) =>
-            patch({ weekday: e.target.value === 'any' ? null : Number(e.target.value) })
-          }
-        >
-          <option value="any">{t('admin.channels.everyDay')}</option>
-          {[1, 2, 3, 4, 5, 6, 0].map((day) => (
-            <option key={day} value={day}>
-              {t(`admin.channels.weekdays.${day}`)}
-            </option>
-          ))}
-        </select>
-      </div>
-
-      <div className="grid grid-cols-2 gap-2">
-        <div className="flex flex-col gap-1.5">
-          <Label>{t('admin.channels.daypart')}</Label>
-          <select
-            className="h-9 rounded-md border border-border bg-transparent px-2"
-            value={body.daypart}
-            onChange={(e) => patch({ daypart: e.target.value as Daypart })}
-          >
-            {DAYPARTS.map((value) => (
-              <option key={value} value={value}>
-                {t(`admin.channels.dayparts.${value}`)}
-              </option>
-            ))}
-          </select>
-        </div>
-        <div className="flex flex-col gap-1.5">
-          <Label>{t('admin.channels.slotKind')}</Label>
-          <select
-            className="h-9 rounded-md border border-border bg-transparent px-2"
-            value={body.slotKind}
-            onChange={(e) => {
-              const slotKind = e.target.value as SlotKind
-              patch({
-                slotKind,
-                // Повтору нужен источник, конец вещания не берёт контент вовсе.
-                repeatSource:
-                  slotKind === 'Repeat'
-                    ? (body.repeatSource ?? { daysAgo: 1, time: '20:00:00', durationMinutes: 90 })
-                    : null,
-              })
-            }}
-          >
-            {SLOT_KINDS.map((value) => (
-              <option key={value} value={value}>
-                {t(`admin.channels.slotKinds.${value}`)}
-              </option>
-            ))}
-          </select>
-        </div>
-      </div>
-
-      {isContent && (
-        <>
-          <div className="flex flex-col gap-1.5">
-            <Label>{t('admin.channels.group')}</Label>
-            <select
-              className="h-9 rounded-md border border-border bg-transparent px-2"
-              value={body.groupId ?? ''}
-              onChange={(e) => patch({ groupId: e.target.value || null })}
-            >
-              <option value="">{t('admin.channels.pickGroup')}</option>
-              {(groups ?? []).map((group) => (
-                <option key={group.id} value={group.id}>
-                  {group.name} · {group.itemCount}
-                </option>
-              ))}
-            </select>
-          </div>
-
-          <div className="flex flex-col gap-1.5">
-            <Label>{t('admin.channels.strategy')}</Label>
-            <select
-              className="h-9 rounded-md border border-border bg-transparent px-2"
-              value={body.strategy?.type ?? 'Sequential'}
-              onChange={(e) =>
-                patch({
-                  strategy: {
-                    ...(body.strategy ?? {
-                      restartOnEnd: true,
-                      cooldownDays: 0,
-                      fallback: 'OldestFirst',
-                      type: 'Sequential',
-                    }),
-                    type: e.target.value as SlotStrategyType,
-                  },
-                })
-              }
-            >
-              {STRATEGIES.map((value) => (
-                <option key={value} value={value}>
-                  {t(`admin.channels.strategies.${value}`)}
-                </option>
-              ))}
-            </select>
-          </div>
-
-          {body.strategy?.type === 'RandomWithCooldown' && (
-            <div className="flex flex-col gap-1.5">
-              <Label>{t('admin.channels.cooldownDays')}</Label>
-              <Input
-                type="number"
-                min={0}
-                value={body.strategy.cooldownDays}
-                onChange={(e) =>
-                  patch({
-                    strategy: { ...body.strategy!, cooldownDays: Number(e.target.value) },
-                  })
-                }
-              />
-              <p className="text-xs text-muted-foreground">{t('admin.channels.cooldownHint')}</p>
-            </div>
-          )}
-
-          <div className="grid grid-cols-2 gap-2">
-            <div className="flex flex-col gap-1.5">
-              <Label>{t('admin.channels.blockMode')}</Label>
-              <select
-                className="h-9 rounded-md border border-border bg-transparent px-2"
-                value={body.blockMode}
-                onChange={(e) => patch({ blockMode: e.target.value as SlotBlockMode })}
-              >
-                {BLOCK_MODES.map((value) => (
-                  <option key={value} value={value}>
-                    {t(`admin.channels.blockModes.${value}`)}
-                  </option>
-                ))}
-              </select>
-            </div>
-            {body.blockMode !== 'FillSlot' && (
-              <div className="flex flex-col gap-1.5">
-                <Label>{t('admin.channels.blockValue')}</Label>
-                <Input
-                  type="number"
-                  min={1}
-                  value={body.blockValue}
-                  onChange={(e) => patch({ blockValue: Number(e.target.value) })}
-                />
-              </div>
-            )}
-          </div>
-
-          <div className="flex flex-col gap-1.5">
-            <Label>{t('admin.channels.overflow')}</Label>
-            <select
-              className="h-9 rounded-md border border-border bg-transparent px-2"
-              value={body.overflowPolicy}
-              onChange={(e) => patch({ overflowPolicy: e.target.value as OverflowPolicy })}
-            >
-              {OVERFLOW.map((value) => (
-                <option key={value} value={value}>
-                  {t(`admin.channels.overflows.${value}`)}
-                </option>
-              ))}
-            </select>
-            <p className="text-xs text-muted-foreground">{t('admin.channels.overflowHint')}</p>
-          </div>
-        </>
-      )}
-
-      {body.slotKind === 'Repeat' && body.repeatSource && (
-        <div className="grid grid-cols-3 gap-2">
-          <div className="flex flex-col gap-1.5">
-            <Label>{t('admin.channels.repeatDaysAgo')}</Label>
-            <Input
-              type="number"
-              min={1}
-              value={body.repeatSource.daysAgo}
-              onChange={(e) =>
-                patch({
-                  repeatSource: { ...body.repeatSource!, daysAgo: Number(e.target.value) },
-                })
-              }
-            />
-          </div>
-          <div className="flex flex-col gap-1.5">
-            <Label>{t('admin.channels.repeatTime')}</Label>
-            <Input
-              type="time"
-              value={body.repeatSource.time.slice(0, 5)}
-              onChange={(e) =>
-                patch({ repeatSource: { ...body.repeatSource!, time: `${e.target.value}:00` } })
-              }
-            />
-          </div>
-          <div className="flex flex-col gap-1.5">
-            <Label>{t('admin.channels.repeatDuration')}</Label>
-            <Input
-              type="number"
-              min={1}
-              value={body.repeatSource.durationMinutes}
-              onChange={(e) =>
-                patch({
-                  repeatSource: {
-                    ...body.repeatSource!,
-                    durationMinutes: Number(e.target.value),
-                  },
-                })
-              }
-            />
-          </div>
-        </div>
-      )}
-
-      <div className="flex flex-wrap items-end gap-3">
-        <label className="flex items-center gap-2">
-          <input
-            type="checkbox"
-            checked={body.isAnchor}
-            onChange={(e) => patch({ isAnchor: e.target.checked })}
-          />
-          {t('admin.channels.anchor')}
-        </label>
-        <div className="flex flex-col gap-1.5">
-          <Label>{t('admin.channels.maxDrift')}</Label>
-          <Input
-            type="number"
-            min={0}
-            className="w-24"
-            value={body.maxDriftMinutes}
-            onChange={(e) => patch({ maxDriftMinutes: Number(e.target.value) })}
-          />
-        </div>
-        <div className="flex flex-col gap-1.5">
-          <Label>{t('admin.channels.snap')}</Label>
-          <select
-            className="h-9 rounded-md border border-border bg-transparent px-2"
-            value={body.snapToMinutes ?? 0}
-            onChange={(e) =>
-              patch({ snapToMinutes: Number(e.target.value) === 0 ? null : Number(e.target.value) })
-            }
-          >
-            {SNAP_OPTIONS.map((value) => (
-              <option key={value} value={value}>
-                {value === 0 ? t('admin.channels.snapOff') : `${value}`}
-              </option>
-            ))}
-          </select>
-        </div>
-      </div>
-      <p className="text-xs text-muted-foreground">{t('admin.channels.anchorHint')}</p>
-
-      {/* Стыки: внутри слота — между единицами, после слота — на переходе к следующему. */}
-      <div className="grid grid-cols-2 gap-2">
-        <div className="flex flex-col gap-1.5">
-          <Label>{t('admin.channels.junctionBetween')}</Label>
-          <select
-            className="h-9 rounded-md border border-border bg-transparent px-2"
-            value={body.junctionBetweenId ?? ''}
-            onChange={(e) => patch({ junctionBetweenId: e.target.value || null })}
-          >
-            <option value="">{t('admin.channels.junctionDefault')}</option>
-            {(junctions ?? []).map((junction) => (
-              <option key={junction.id} value={junction.id}>
-                {junction.name}
-              </option>
-            ))}
-          </select>
-        </div>
-        <div className="flex flex-col gap-1.5">
-          <Label>{t('admin.channels.junctionAfter')}</Label>
-          <select
-            className="h-9 rounded-md border border-border bg-transparent px-2"
-            value={body.junctionAfterId ?? ''}
-            onChange={(e) => patch({ junctionAfterId: e.target.value || null })}
-          >
-            <option value="">{t('admin.channels.junctionDefault')}</option>
-            {(junctions ?? []).map((junction) => (
-              <option key={junction.id} value={junction.id}>
-                {junction.name}
-              </option>
-            ))}
-          </select>
-        </div>
-      </div>
-
-      <div className="flex items-center justify-between gap-2">
-        {draft.slot ? (
-          <Button size="sm" variant="destructive" onClick={() => remove.mutate()}>
-            <Trash2 className="h-4 w-4" />
-          </Button>
-        ) : (
-          <span />
-        )}
-        <Button size="sm" disabled={save.isPending} onClick={() => save.mutate()}>
-          {t('common.save')}
-        </Button>
-      </div>
-    </div>
-  )
-}
+import { useMutation, useQuery } from '@tanstack/react-query'
+import { Trash2 } from 'lucide-react'
+import { useEffect, useState } from 'react'
+import { useTranslation } from 'react-i18next'
+import { listGroups } from '@/features/admin/groups/api'
+import type {
+  Daypart,
+  OverflowPolicy,
+  SlotBlockMode,
+  SlotDto,
+  SlotKind,
+  SlotStrategyType,
+} from '@/shared/api/types'
+import { qk } from '@/shared/api/query-keys'
+import { useApiError } from '@/shared/lib/use-api-error'
+import { Button } from '@/shared/ui/button'
+import { Input } from '@/shared/ui/input'
+import { Label } from '@/shared/ui/label'
+import {
+  createSlot,
+  deleteSlot,
+  listJunctions,
+  toSlotBody,
+  updateSlot,
+  type SlotBody,
+} from '../api'
+
+const DAYPARTS: Daypart[] = ['Morning', 'Day', 'Prime', 'Night']
+const SLOT_KINDS: SlotKind[] = ['Content', 'Repeat', 'SignOff']
+const BLOCK_MODES: SlotBlockMode[] = ['Count', 'Duration', 'FillSlot']
+const OVERFLOW: OverflowPolicy[] = ['ContinueNext', 'ExtendSlot', 'SkipIfNotFits']
+const STRATEGIES: SlotStrategyType[] = ['Sequential', 'RandomWithCooldown', 'Fixed']
+const SNAP_OPTIONS = [0, 5, 10, 15, 30]
+
+/** Черновик слота: новый (layerId + предзаполненные время/день) либо существующий. */
+export type SlotDraft = { layerId: string; slot: SlotDto | null; defaults?: Partial<SlotBody> }
+
+function emptyBody(defaults?: Partial<SlotBody>): SlotBody {
+  return {
+    title: '',
+    weekday: null,
+    targetStart: '20:00:00',
+    targetDurationMinutes: 60,
+    daypart: 'Day',
+    slotKind: 'Content',
+    groupId: null,
+    strategy: {
+      type: 'Sequential',
+      restartOnEnd: true,
+      cooldownDays: 0,
+      fallback: 'OldestFirst',
+    },
+    repeatSource: null,
+    blockMode: 'FillSlot',
+    blockValue: 1,
+    overflowPolicy: 'ContinueNext',
+    isAnchor: false,
+    maxDriftMinutes: 5,
+    snapToMinutes: null,
+    junctionBetweenId: null,
+    junctionAfterId: null,
+    ...defaults,
+  }
+}
+
+export function SlotInspector({
+  channelId,
+  draft,
+  onClose,
+  onChanged,
+}: Readonly<{
+  channelId: string
+  draft: SlotDraft
+  onClose: () => void
+  onChanged: () => void
+}>) {
+  const { t } = useTranslation()
+  const [body, setBody] = useState<SlotBody>(() =>
+    draft.slot ? toSlotBody(draft.slot) : emptyBody(draft.defaults),
+  )
+
+  useEffect(() => {
+    setBody(draft.slot ? toSlotBody(draft.slot) : emptyBody(draft.defaults))
+  }, [draft])
+
+  const { data: groups } = useQuery({ queryKey: qk.groups.all, queryFn: listGroups })
+  const { data: junctions } = useQuery({
+    queryKey: qk.channels.junctions(channelId),
+    queryFn: () => listJunctions(channelId),
+  })
+
+  const onError = useApiError()
+
+  const save = useMutation({
+    mutationFn: async () => {
+      if (draft.slot) await updateSlot(draft.slot.id, body)
+      else await createSlot(draft.layerId, body)
+    },
+    onSuccess: () => {
+      onChanged()
+      onClose()
+    },
+    onError,
+  })
+
+  const remove = useMutation({
+    mutationFn: () => deleteSlot(draft.slot!.id),
+    onSuccess: () => {
+      onChanged()
+      onClose()
+    },
+    onError,
+  })
+
+  const patch = (part: Partial<SlotBody>) => setBody((prev) => ({ ...prev, ...part }))
+  const isContent = body.slotKind === 'Content'
+
+  return (
+    <div className="crt-panel flex flex-col gap-3 rounded-md p-4 text-sm">
+      <div className="flex items-center justify-between gap-2">
+        <h3 className="text-sm font-semibold uppercase tracking-wide">
+          {draft.slot ? t('admin.channels.editSlot') : t('admin.channels.newSlot')}
+        </h3>
+        <Button size="sm" variant="ghost" onClick={onClose}>
+          ×
+        </Button>
+      </div>
+
+      <div className="flex flex-col gap-1.5">
+        <Label>{t('admin.channels.slotTitle')}</Label>
+        <Input value={body.title} onChange={(e) => patch({ title: e.target.value })} />
+      </div>
+
+      <div className="grid grid-cols-2 gap-2">
+        <div className="flex flex-col gap-1.5">
+          <Label>{t('admin.channels.slotStart')}</Label>
+          <Input
+            type="time"
+            value={body.targetStart.slice(0, 5)}
+            onChange={(e) => patch({ targetStart: `${e.target.value}:00` })}
+          />
+        </div>
+        <div className="flex flex-col gap-1.5">
+          <Label>{t('admin.channels.slotDuration')}</Label>
+          <Input
+            type="number"
+            min={1}
+            value={body.targetDurationMinutes}
+            onChange={(e) => patch({ targetDurationMinutes: Number(e.target.value) })}
+          />
+        </div>
+      </div>
+
+      <div className="flex flex-col gap-1.5">
+        <Label>{t('admin.channels.weekday')}</Label>
+        <select
+          className="h-9 rounded-md border border-border bg-transparent px-2"
+          value={body.weekday ?? 'any'}
+          onChange={(e) =>
+            patch({ weekday: e.target.value === 'any' ? null : Number(e.target.value) })
+          }
+        >
+          <option value="any">{t('admin.channels.everyDay')}</option>
+          {[1, 2, 3, 4, 5, 6, 0].map((day) => (
+            <option key={day} value={day}>
+              {t(`admin.channels.weekdays.${day}`)}
+            </option>
+          ))}
+        </select>
+      </div>
+
+      <div className="grid grid-cols-2 gap-2">
+        <div className="flex flex-col gap-1.5">
+          <Label>{t('admin.channels.daypart')}</Label>
+          <select
+            className="h-9 rounded-md border border-border bg-transparent px-2"
+            value={body.daypart}
+            onChange={(e) => patch({ daypart: e.target.value as Daypart })}
+          >
+            {DAYPARTS.map((value) => (
+              <option key={value} value={value}>
+                {t(`admin.channels.dayparts.${value}`)}
+              </option>
+            ))}
+          </select>
+        </div>
+        <div className="flex flex-col gap-1.5">
+          <Label>{t('admin.channels.slotKind')}</Label>
+          <select
+            className="h-9 rounded-md border border-border bg-transparent px-2"
+            value={body.slotKind}
+            onChange={(e) => {
+              const slotKind = e.target.value as SlotKind
+              patch({
+                slotKind,
+                // Повтору нужен источник, конец вещания не берёт контент вовсе.
+                repeatSource:
+                  slotKind === 'Repeat'
+                    ? (body.repeatSource ?? { daysAgo: 1, time: '20:00:00', durationMinutes: 90 })
+                    : null,
+              })
+            }}
+          >
+            {SLOT_KINDS.map((value) => (
+              <option key={value} value={value}>
+                {t(`admin.channels.slotKinds.${value}`)}
+              </option>
+            ))}
+          </select>
+        </div>
+      </div>
+
+      {isContent && (
+        <>
+          <div className="flex flex-col gap-1.5">
+            <Label>{t('admin.channels.group')}</Label>
+            <select
+              className="h-9 rounded-md border border-border bg-transparent px-2"
+              value={body.groupId ?? ''}
+              onChange={(e) => patch({ groupId: e.target.value || null })}
+            >
+              <option value="">{t('admin.channels.pickGroup')}</option>
+              {(groups ?? []).map((group) => (
+                <option key={group.id} value={group.id}>
+                  {group.name} · {group.itemCount}
+                </option>
+              ))}
+            </select>
+          </div>
+
+          <div className="flex flex-col gap-1.5">
+            <Label>{t('admin.channels.strategy')}</Label>
+            <select
+              className="h-9 rounded-md border border-border bg-transparent px-2"
+              value={body.strategy?.type ?? 'Sequential'}
+              onChange={(e) =>
+                patch({
+                  strategy: {
+                    ...(body.strategy ?? {
+                      restartOnEnd: true,
+                      cooldownDays: 0,
+                      fallback: 'OldestFirst',
+                      type: 'Sequential',
+                    }),
+                    type: e.target.value as SlotStrategyType,
+                  },
+                })
+              }
+            >
+              {STRATEGIES.map((value) => (
+                <option key={value} value={value}>
+                  {t(`admin.channels.strategies.${value}`)}
+                </option>
+              ))}
+            </select>
+          </div>
+
+          {body.strategy?.type === 'RandomWithCooldown' && (
+            <div className="flex flex-col gap-1.5">
+              <Label>{t('admin.channels.cooldownDays')}</Label>
+              <Input
+                type="number"
+                min={0}
+                value={body.strategy.cooldownDays}
+                onChange={(e) =>
+                  patch({
+                    strategy: { ...body.strategy!, cooldownDays: Number(e.target.value) },
+                  })
+                }
+              />
+              <p className="text-xs text-muted-foreground">{t('admin.channels.cooldownHint')}</p>
+            </div>
+          )}
+
+          <div className="grid grid-cols-2 gap-2">
+            <div className="flex flex-col gap-1.5">
+              <Label>{t('admin.channels.blockMode')}</Label>
+              <select
+                className="h-9 rounded-md border border-border bg-transparent px-2"
+                value={body.blockMode}
+                onChange={(e) => patch({ blockMode: e.target.value as SlotBlockMode })}
+              >
+                {BLOCK_MODES.map((value) => (
+                  <option key={value} value={value}>
+                    {t(`admin.channels.blockModes.${value}`)}
+                  </option>
+                ))}
+              </select>
+            </div>
+            {body.blockMode !== 'FillSlot' && (
+              <div className="flex flex-col gap-1.5">
+                <Label>{t('admin.channels.blockValue')}</Label>
+                <Input
+                  type="number"
+                  min={1}
+                  value={body.blockValue}
+                  onChange={(e) => patch({ blockValue: Number(e.target.value) })}
+                />
+              </div>
+            )}
+          </div>
+
+          <div className="flex flex-col gap-1.5">
+            <Label>{t('admin.channels.overflow')}</Label>
+            <select
+              className="h-9 rounded-md border border-border bg-transparent px-2"
+              value={body.overflowPolicy}
+              onChange={(e) => patch({ overflowPolicy: e.target.value as OverflowPolicy })}
+            >
+              {OVERFLOW.map((value) => (
+                <option key={value} value={value}>
+                  {t(`admin.channels.overflows.${value}`)}
+                </option>
+              ))}
+            </select>
+            <p className="text-xs text-muted-foreground">{t('admin.channels.overflowHint')}</p>
+          </div>
+        </>
+      )}
+
+      {body.slotKind === 'Repeat' && body.repeatSource && (
+        <div className="grid grid-cols-3 gap-2">
+          <div className="flex flex-col gap-1.5">
+            <Label>{t('admin.channels.repeatDaysAgo')}</Label>
+            <Input
+              type="number"
+              min={1}
+              value={body.repeatSource.daysAgo}
+              onChange={(e) =>
+                patch({
+                  repeatSource: { ...body.repeatSource!, daysAgo: Number(e.target.value) },
+                })
+              }
+            />
+          </div>
+          <div className="flex flex-col gap-1.5">
+            <Label>{t('admin.channels.repeatTime')}</Label>
+            <Input
+              type="time"
+              value={body.repeatSource.time.slice(0, 5)}
+              onChange={(e) =>
+                patch({ repeatSource: { ...body.repeatSource!, time: `${e.target.value}:00` } })
+              }
+            />
+          </div>
+          <div className="flex flex-col gap-1.5">
+            <Label>{t('admin.channels.repeatDuration')}</Label>
+            <Input
+              type="number"
+              min={1}
+              value={body.repeatSource.durationMinutes}
+              onChange={(e) =>
+                patch({
+                  repeatSource: {
+                    ...body.repeatSource!,
+                    durationMinutes: Number(e.target.value),
+                  },
+                })
+              }
+            />
+          </div>
+        </div>
+      )}
+
+      <div className="flex flex-wrap items-end gap-3">
+        <label className="flex items-center gap-2">
+          <input
+            type="checkbox"
+            checked={body.isAnchor}
+            onChange={(e) => patch({ isAnchor: e.target.checked })}
+          />
+          {t('admin.channels.anchor')}
+        </label>
+        <div className="flex flex-col gap-1.5">
+          <Label>{t('admin.channels.maxDrift')}</Label>
+          <Input
+            type="number"
+            min={0}
+            className="w-24"
+            value={body.maxDriftMinutes}
+            onChange={(e) => patch({ maxDriftMinutes: Number(e.target.value) })}
+          />
+        </div>
+        <div className="flex flex-col gap-1.5">
+          <Label>{t('admin.channels.snap')}</Label>
+          <select
+            className="h-9 rounded-md border border-border bg-transparent px-2"
+            value={body.snapToMinutes ?? 0}
+            onChange={(e) =>
+              patch({ snapToMinutes: Number(e.target.value) === 0 ? null : Number(e.target.value) })
+            }
+          >
+            {SNAP_OPTIONS.map((value) => (
+              <option key={value} value={value}>
+                {value === 0 ? t('admin.channels.snapOff') : `${value}`}
+              </option>
+            ))}
+          </select>
+        </div>
+      </div>
+      <p className="text-xs text-muted-foreground">{t('admin.channels.anchorHint')}</p>
+
+      {/* Стыки: внутри слота — между единицами, после слота — на переходе к следующему. */}
+      <div className="grid grid-cols-2 gap-2">
+        <div className="flex flex-col gap-1.5">
+          <Label>{t('admin.channels.junctionBetween')}</Label>
+          <select
+            className="h-9 rounded-md border border-border bg-transparent px-2"
+            value={body.junctionBetweenId ?? ''}
+            onChange={(e) => patch({ junctionBetweenId: e.target.value || null })}
+          >
+            <option value="">{t('admin.channels.junctionDefault')}</option>
+            {(junctions ?? []).map((junction) => (
+              <option key={junction.id} value={junction.id}>
+                {junction.name}
+              </option>
+            ))}
+          </select>
+        </div>
+        <div className="flex flex-col gap-1.5">
+          <Label>{t('admin.channels.junctionAfter')}</Label>
+          <select
+            className="h-9 rounded-md border border-border bg-transparent px-2"
+            value={body.junctionAfterId ?? ''}
+            onChange={(e) => patch({ junctionAfterId: e.target.value || null })}
+          >
+            <option value="">{t('admin.channels.junctionDefault')}</option>
+            {(junctions ?? []).map((junction) => (
+              <option key={junction.id} value={junction.id}>
+                {junction.name}
+              </option>
+            ))}
+          </select>
+        </div>
+      </div>
+
+      <div className="flex items-center justify-between gap-2">
+        {draft.slot ? (
+          <Button size="sm" variant="destructive" onClick={() => remove.mutate()}>
+            <Trash2 className="h-4 w-4" />
+          </Button>
+        ) : (
+          <span />
+        )}
+        <Button size="sm" disabled={save.isPending} onClick={() => save.mutate()}>
+          {t('common.save')}
+        </Button>
+      </div>
+    </div>
+  )
+}
diff --git a/frontend/src/features/admin/channels/components/ViewerCard.tsx b/frontend/src/features/admin/channels/components/ViewerCard.tsx
index bed76ab..a14f6d8 100644
--- a/frontend/src/features/admin/channels/components/ViewerCard.tsx
+++ b/frontend/src/features/admin/channels/components/ViewerCard.tsx
@@ -1,148 +1,148 @@
-import { useMutation } from '@tanstack/react-query'
-import { useEffect, useState } from 'react'
-import { useTranslation } from 'react-i18next'
-import { imageUrl } from '@/features/admin/images/api'
-import { ImageGallery } from '@/features/admin/images/ImageGallery'
-import type { ChannelDto, LogoCorner, ViewerSettings } from '@/shared/api/types'
-import { Button } from '@/shared/ui/button'
-import { Input } from '@/shared/ui/input'
-import { Label } from '@/shared/ui/label'
-import { updateViewerSettings } from '../api'
-import { CollapsibleCard } from './CollapsibleCard'
-
-const CORNERS: LogoCorner[] = ['TopLeft', 'TopRight', 'BottomLeft', 'BottomRight']
-
-/**
- * Как канал выглядит у зрителя (см. 6.8): логотип, часы, аналоговый фильтр. Всё рисуется на клиенте
- * поверх видео и по умолчанию выключено — канал без логотипа и без шума остаётся нормальным каналом.
- */
-export function ViewerCard({
-  channel,
-  bare,
-  onSaved,
-  onError,
-}: Readonly<{
-  channel: ChannelDto
-  bare?: boolean
-  onSaved: () => void
-  onError: (error: unknown) => void
-}>) {
-  const { t } = useTranslation()
-  const [viewer, setViewer] = useState<ViewerSettings>(channel.viewer)
-  const [galleryOpen, setGalleryOpen] = useState(false)
-
-  useEffect(() => setViewer(channel.viewer), [channel])
-
-  const patch = (part: Partial<ViewerSettings>) => setViewer((prev) => ({ ...prev, ...part }))
-
-  const save = useMutation({
-    mutationFn: () => updateViewerSettings(channel.id, viewer),
-    onSuccess: onSaved,
-    onError,
-  })
-
-  return (
-    <CollapsibleCard title={t('admin.channels.viewer')} bare={bare}>
-      <div className="flex flex-col gap-4 text-sm">
-        <p className="text-xs text-muted-foreground">{t('admin.channels.viewerHint')}</p>
-
-        <div className="flex flex-wrap items-end gap-3">
-          <div className="flex flex-col gap-1.5">
-            <Label>{t('admin.channels.logo')}</Label>
-            <div className="flex h-16 w-24 items-center justify-center rounded-md border border-border bg-muted/30">
-              {viewer.logoImageId ? (
-                <img
-                  src={imageUrl(viewer.logoImageId)}
-                  alt=""
-                  className="h-full w-full object-contain"
-                />
-              ) : (
-                <span className="text-xs text-muted-foreground">{t('admin.channels.noLogo')}</span>
-              )}
-            </div>
-          </div>
-          <Button size="sm" variant="outline" onClick={() => setGalleryOpen(true)}>
-            {t('admin.channels.pickLogo')}
-          </Button>
-          {viewer.logoImageId && (
-            <Button size="sm" variant="ghost" onClick={() => patch({ logoImageId: null })}>
-              {t('common.delete')}
-            </Button>
-          )}
-          <ImageGallery
-            open={galleryOpen}
-            onOpenChange={setGalleryOpen}
-            category="Library"
-            onSelect={(image) => patch({ logoImageId: image.id })}
-          />
-        </div>
-
-        {viewer.logoImageId && (
-          <div className="flex flex-wrap items-end gap-3">
-            <div className="flex flex-col gap-1.5">
-              <Label>{t('admin.channels.logoCorner')}</Label>
-              <select
-                className="h-9 rounded-md border border-border bg-transparent px-2"
-                value={viewer.logoCorner}
-                onChange={(e) => patch({ logoCorner: e.target.value as LogoCorner })}
-              >
-                {CORNERS.map((corner) => (
-                  <option key={corner} value={corner}>
-                    {t(`admin.channels.corners.${corner}`)}
-                  </option>
-                ))}
-              </select>
-            </div>
-            <div className="flex flex-col gap-1.5">
-              <Label>{t('admin.channels.logoOpacity')}</Label>
-              <Input
-                type="number"
-                min={0}
-                max={1}
-                step={0.05}
-                className="w-28"
-                value={viewer.logoOpacity}
-                onChange={(e) => patch({ logoOpacity: clamp01(e.target.value) })}
-              />
-            </div>
-          </div>
-        )}
-
-        <label className="flex items-center gap-2">
-          <input
-            type="checkbox"
-            checked={viewer.showClock}
-            onChange={(e) => patch({ showClock: e.target.checked })}
-          />
-          {t('admin.channels.showClock')}
-        </label>
-
-        <div className="flex flex-col gap-1.5">
-          <Label>{t('admin.channels.analogFilter')}</Label>
-          <Input
-            type="number"
-            min={0}
-            max={1}
-            step={0.1}
-            className="w-28"
-            value={viewer.analogFilterStrength}
-            onChange={(e) => patch({ analogFilterStrength: clamp01(e.target.value) })}
-          />
-          <p className="text-xs text-muted-foreground">{t('admin.channels.analogFilterHint')}</p>
-        </div>
-
-        <div className="flex justify-end">
-          <Button size="sm" disabled={save.isPending} onClick={() => save.mutate()}>
-            {t('common.save')}
-          </Button>
-        </div>
-      </div>
-    </CollapsibleCard>
-  )
-}
-
-/** Сила и прозрачность живут в 0..1: пустой ввод трактуем как ноль, а не как NaN. */
-function clamp01(value: string): number {
-  const n = Number(value)
-  return Number.isNaN(n) ? 0 : Math.min(1, Math.max(0, n))
-}
+import { useMutation } from '@tanstack/react-query'
+import { useEffect, useState } from 'react'
+import { useTranslation } from 'react-i18next'
+import { imageUrl } from '@/features/admin/images/api'
+import { ImageGallery } from '@/features/admin/images/ImageGallery'
+import type { ChannelDto, LogoCorner, ViewerSettings } from '@/shared/api/types'
+import { Button } from '@/shared/ui/button'
+import { Input } from '@/shared/ui/input'
+import { Label } from '@/shared/ui/label'
+import { updateViewerSettings } from '../api'
+import { CollapsibleCard } from './CollapsibleCard'
+
+const CORNERS: LogoCorner[] = ['TopLeft', 'TopRight', 'BottomLeft', 'BottomRight']
+
+/**
+ * Как канал выглядит у зрителя (см. 6.8): логотип, часы, аналоговый фильтр. Всё рисуется на клиенте
+ * поверх видео и по умолчанию выключено — канал без логотипа и без шума остаётся нормальным каналом.
+ */
+export function ViewerCard({
+  channel,
+  bare,
+  onSaved,
+  onError,
+}: Readonly<{
+  channel: ChannelDto
+  bare?: boolean
+  onSaved: () => void
+  onError: (error: unknown) => void
+}>) {
+  const { t } = useTranslation()
+  const [viewer, setViewer] = useState<ViewerSettings>(channel.viewer)
+  const [galleryOpen, setGalleryOpen] = useState(false)
+
+  useEffect(() => setViewer(channel.viewer), [channel])
+
+  const patch = (part: Partial<ViewerSettings>) => setViewer((prev) => ({ ...prev, ...part }))
+
+  const save = useMutation({
+    mutationFn: () => updateViewerSettings(channel.id, viewer),
+    onSuccess: onSaved,
+    onError,
+  })
+
+  return (
+    <CollapsibleCard title={t('admin.channels.viewer')} bare={bare}>
+      <div className="flex flex-col gap-4 text-sm">
+        <p className="text-xs text-muted-foreground">{t('admin.channels.viewerHint')}</p>
+
+        <div className="flex flex-wrap items-end gap-3">
+          <div className="flex flex-col gap-1.5">
+            <Label>{t('admin.channels.logo')}</Label>
+            <div className="flex h-16 w-24 items-center justify-center rounded-md border border-border bg-muted/30">
+              {viewer.logoImageId ? (
+                <img
+                  src={imageUrl(viewer.logoImageId)}
+                  alt=""
+                  className="h-full w-full object-contain"
+                />
+              ) : (
+                <span className="text-xs text-muted-foreground">{t('admin.channels.noLogo')}</span>
+              )}
+            </div>
+          </div>
+          <Button size="sm" variant="outline" onClick={() => setGalleryOpen(true)}>
+            {t('admin.channels.pickLogo')}
+          </Button>
+          {viewer.logoImageId && (
+            <Button size="sm" variant="ghost" onClick={() => patch({ logoImageId: null })}>
+              {t('common.delete')}
+            </Button>
+          )}
+          <ImageGallery
+            open={galleryOpen}
+            onOpenChange={setGalleryOpen}
+            category="Library"
+            onSelect={(image) => patch({ logoImageId: image.id })}
+          />
+        </div>
+
+        {viewer.logoImageId && (
+          <div className="flex flex-wrap items-end gap-3">
+            <div className="flex flex-col gap-1.5">
+              <Label>{t('admin.channels.logoCorner')}</Label>
+              <select
+                className="h-9 rounded-md border border-border bg-transparent px-2"
+                value={viewer.logoCorner}
+                onChange={(e) => patch({ logoCorner: e.target.value as LogoCorner })}
+              >
+                {CORNERS.map((corner) => (
+                  <option key={corner} value={corner}>
+                    {t(`admin.channels.corners.${corner}`)}
+                  </option>
+                ))}
+              </select>
+            </div>
+            <div className="flex flex-col gap-1.5">
+              <Label>{t('admin.channels.logoOpacity')}</Label>
+              <Input
+                type="number"
+                min={0}
+                max={1}
+                step={0.05}
+                className="w-28"
+                value={viewer.logoOpacity}
+                onChange={(e) => patch({ logoOpacity: clamp01(e.target.value) })}
+              />
+            </div>
+          </div>
+        )}
+
+        <label className="flex items-center gap-2">
+          <input
+            type="checkbox"
+            checked={viewer.showClock}
+            onChange={(e) => patch({ showClock: e.target.checked })}
+          />
+          {t('admin.channels.showClock')}
+        </label>
+
+        <div className="flex flex-col gap-1.5">
+          <Label>{t('admin.channels.analogFilter')}</Label>
+          <Input
+            type="number"
+            min={0}
+            max={1}
+            step={0.1}
+            className="w-28"
+            value={viewer.analogFilterStrength}
+            onChange={(e) => patch({ analogFilterStrength: clamp01(e.target.value) })}
+          />
+          <p className="text-xs text-muted-foreground">{t('admin.channels.analogFilterHint')}</p>
+        </div>
+
+        <div className="flex justify-end">
+          <Button size="sm" disabled={save.isPending} onClick={() => save.mutate()}>
+            {t('common.save')}
+          </Button>
+        </div>
+      </div>
+    </CollapsibleCard>
+  )
+}
+
+/** Сила и прозрачность живут в 0..1: пустой ввод трактуем как ноль, а не как NaN. */
+function clamp01(value: string): number {
+  const n = Number(value)
+  return Number.isNaN(n) ? 0 : Math.min(1, Math.max(0, n))
+}
diff --git a/frontend/src/features/admin/media/MediaPanel.tsx b/frontend/src/features/admin/media/MediaPanel.tsx
index b78b7b7..8da1dc6 100644
--- a/frontend/src/features/admin/media/MediaPanel.tsx
+++ b/frontend/src/features/admin/media/MediaPanel.tsx
@@ -1,288 +1,288 @@
-import { useMutation, useQuery, useQueryClient } from '@tanstack/react-query'
-import { useEffect, useRef, useState } from 'react'
-import { useTranslation } from 'react-i18next'
-import { FolderInput, ListPlus, Upload } from 'lucide-react'
-import { qk } from '@/shared/api/query-keys'
-import type { MediaAssetDto, MediaAssetStatus } from '@/shared/api/types'
-import { useApiError } from '@/shared/lib/use-api-error'
-import { Badge, type BadgeProps } from '@/shared/ui/badge'
-import { Button } from '@/shared/ui/button'
-import { Pager } from '@/shared/ui/pager'
-import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/shared/ui/select'
-import { useTableSort } from '@/shared/lib/table-sort'
-import { SortHeader } from '@/shared/ui/sortable'
-import { deleteMedia, getMediaStats, listMedia } from './api'
-import { formatDuration } from './format'
-import { ManualInboxDialog } from './ManualInboxDialog'
-import { UploadToShowDialog } from './UploadToShowDialog'
-import { useUploadStore } from './upload-store'
-
-const PAGE_SIZE = 20
-
-type MediaFilter = 'active' | 'Pending' | 'Processing' | 'all' | 'Ready' | 'Failed'
-
-const filterStatuses: Record<MediaFilter, MediaAssetStatus[]> = {
-  active: ['Pending', 'Processing'],
-  Pending: ['Pending'],
-  Processing: ['Processing'],
-  all: [],
-  Ready: ['Ready'],
-  Failed: ['Failed'],
-}
-
-const statusVariant: Record<MediaAssetStatus, BadgeProps['variant']> = {
-  Ready: 'default',
-  Processing: 'muted',
-  Pending: 'muted',
-  Failed: 'destructive',
-}
-
-export function MediaPanel() {
-  const { t } = useTranslation()
-  const queryClient = useQueryClient()
-  const fileInput = useRef<HTMLInputElement>(null)
-  const fileInputShow = useRef<HTMLInputElement>(null)
-  const [filter, setFilter] = useState<MediaFilter>('active')
-  const [page, setPage] = useState(1)
-  const { sort, toggle } = useTableSort('created', true)
-  const [filesForShow, setFilesForShow] = useState<File[] | null>(null)
-  const [manualOpen, setManualOpen] = useState(false)
-  const enqueue = useUploadStore((s) => s.enqueue)
-
-  const sortColumn = (key: string) => {
-    setPage(1)
-    toggle(key)
-  }
-
-  const { data, isLoading, refetch } = useQuery({
-    queryKey: qk.media.list(filter, page, sort.key, sort.desc),
-    queryFn: () =>
-      listMedia({
-        page,
-        pageSize: PAGE_SIZE,
-        statuses: filterStatuses[filter],
-        sort: sort.key,
-        desc: sort.desc,
-      }),
-    // Пока что-то обрабатывается — обновляем чаще, чтобы статус ехал в UI.
-    refetchInterval: (query) =>
-      query.state.data?.items.some((a) => a.status === 'Processing' || a.status === 'Pending')
-        ? 4000
-        : false,
-  })
-
-  const { data: stats } = useQuery({
-    queryKey: qk.media.stats,
-    queryFn: getMediaStats,
-    // Пока есть незавершённая работа — освежаем чипы очереди/обработки.
-    refetchInterval: (query) =>
-      (query.state.data?.queued ?? 0) + (query.state.data?.processing ?? 0) > 0 ? 4000 : 15000,
-  })
-
-  /**
-   * Сводка очереди опрашивается всегда, и она же служит датчиком: изменилась пара
-   * «в очереди / в обработке» — значит какая-то запись сменила статус, и список пора перечитать.
-   * Без этого список обновлялся бы, только пока активные записи видны на текущей странице: при
-   * фильтре «Готовые» или пустом списке опрос выключался, и новый файл из inbox не появлялся.
-   */
-  const activity = `${stats?.queued ?? 0}:${stats?.processing ?? 0}`
-  const lastActivity = useRef(activity)
-  useEffect(() => {
-    if (lastActivity.current === activity) return
-    lastActivity.current = activity
-    void refetch()
-  }, [activity, refetch])
-
-  const invalidate = () => queryClient.invalidateQueries({ queryKey: qk.media.all })
-  const onError = useApiError()
-
-  const deleteMutation = useMutation({ mutationFn: deleteMedia, onSuccess: invalidate, onError })
-
-  return (
-    <div className="flex flex-col gap-4">
-      <div className="flex flex-wrap items-center justify-between gap-2">
-        <div className="flex items-center gap-3">
-          <h2 className="crt-glow text-xl font-semibold">{t('admin.media.title')}</h2>
-          <Select
-            value={filter}
-            onValueChange={(v) => {
-              setPage(1)
-              setFilter(v as MediaFilter)
-            }}
-          >
-            <SelectTrigger className="w-40">
-              <SelectValue />
-            </SelectTrigger>
-            <SelectContent>
-              <SelectItem value="active">{t('admin.media.filterActive')}</SelectItem>
-              <SelectItem value="Pending">{t('admin.media.statuses.Pending')}</SelectItem>
-              <SelectItem value="Processing">{t('admin.media.statuses.Processing')}</SelectItem>
-              <SelectItem value="all">{t('admin.media.filterAll')}</SelectItem>
-              <SelectItem value="Ready">{t('admin.media.statuses.Ready')}</SelectItem>
-              <SelectItem value="Failed">{t('admin.media.statuses.Failed')}</SelectItem>
-            </SelectContent>
-          </Select>
-
-          {stats && (
-            <div className="flex items-center gap-3 text-xs text-muted-foreground">
-              <span title={t('admin.media.stats.queued')}>
-                {t('admin.media.stats.queuedShort')}:{' '}
-                <span className="text-foreground tabular-nums">{stats.queued}</span>
-              </span>
-              <span title={t('admin.media.stats.processing')}>
-                {t('admin.media.stats.processingShort')}:{' '}
-                <span className="text-foreground tabular-nums">{stats.processing}</span>
-              </span>
-              <span title={t('admin.media.stats.average')}>
-                {t('admin.media.stats.averageShort')}:{' '}
-                <span className="text-foreground tabular-nums">
-                  {formatDuration(stats.averageProcessingSeconds)}
-                </span>
-              </span>
-            </div>
-          )}
-        </div>
-        <div className="flex items-center gap-3">
-          <input
-            ref={fileInput}
-            type="file"
-            accept="video/*,.mkv,.avi,.ts"
-            multiple
-            className="hidden"
-            onChange={(e) => {
-              const files = e.target.files
-              if (files && files.length > 0) void enqueue(Array.from(files))
-              e.target.value = ''
-            }}
-          />
-          <input
-            ref={fileInputShow}
-            type="file"
-            accept="video/*,.mkv,.avi,.ts"
-            multiple
-            className="hidden"
-            onChange={(e) => {
-              const files = e.target.files
-              if (files && files.length > 0) setFilesForShow(Array.from(files))
-              e.target.value = ''
-            }}
-          />
-          <Button size="sm" variant="outline" onClick={() => setManualOpen(true)}>
-            <FolderInput className="h-4 w-4" />
-            {t('admin.media.manualButton')}
-          </Button>
-          <Button size="sm" variant="outline" onClick={() => fileInputShow.current?.click()}>
-            <ListPlus className="h-4 w-4" />
-            {t('admin.media.uploadToShow')}
-          </Button>
-          <Button size="sm" onClick={() => fileInput.current?.click()}>
-            <Upload className="h-4 w-4" />
-            {t('admin.media.upload')}
-          </Button>
-        </div>
-      </div>
-
-      {filesForShow && (
-        <UploadToShowDialog files={filesForShow} onClose={() => setFilesForShow(null)} />
-      )}
-
-      {manualOpen && <ManualInboxDialog onClose={() => setManualOpen(false)} />}
-
-      <div className="crt-panel overflow-x-auto rounded-md">
-        <table className="w-full text-sm">
-          <thead className="border-b border-border text-left text-muted-foreground">
-            <tr>
-              <SortHeader
-                label={t('admin.media.name')}
-                sortKey="name"
-                sort={sort}
-                onToggle={sortColumn}
-              />
-              <SortHeader
-                label={t('admin.media.status')}
-                sortKey="status"
-                sort={sort}
-                onToggle={sortColumn}
-                className="whitespace-nowrap"
-              />
-              <SortHeader
-                label={t('admin.media.duration')}
-                sortKey="duration"
-                sort={sort}
-                onToggle={sortColumn}
-              />
-              <SortHeader
-                label={t('admin.media.resolution')}
-                sortKey="resolution"
-                sort={sort}
-                onToggle={sortColumn}
-              />
-              <SortHeader
-                label={t('admin.media.processingTime')}
-                sortKey="processing"
-                sort={sort}
-                onToggle={sortColumn}
-              />
-              <th className="px-4 py-2 font-medium">{t('common.actions')}</th>
-            </tr>
-          </thead>
-          <tbody>
-            {isLoading && (
-              <tr>
-                <td className="px-4 py-3 text-muted-foreground" colSpan={6}>
-                  {t('common.loading')}
-                </td>
-              </tr>
-            )}
-            {data?.items.map((asset) => (
-              <MediaRow
-                key={asset.id}
-                asset={asset}
-                onDelete={() => deleteMutation.mutate(asset.id)}
-              />
-            ))}
-            {data && data.items.length === 0 && !isLoading && (
-              <tr>
-                <td className="px-4 py-3 text-muted-foreground" colSpan={6}>
-                  {t('admin.media.empty')}
-                </td>
-              </tr>
-            )}
-          </tbody>
-        </table>
-      </div>
-
-      <Pager
-        page={page}
-        totalPages={data ? Math.max(1, Math.ceil(data.total / PAGE_SIZE)) : 1}
-        onChange={setPage}
-      />
-    </div>
-  )
-}
-
-function MediaRow({ asset, onDelete }: Readonly<{ asset: MediaAssetDto; onDelete: () => void }>) {
-  const { t } = useTranslation()
-  return (
-    <tr className="border-b border-border last:border-0">
-      <td className="px-4 py-2">{asset.originalFileName}</td>
-      <td className="whitespace-nowrap px-4 py-2">
-        <Badge variant={statusVariant[asset.status]} title={asset.errorMessage ?? undefined}>
-          {t(`admin.media.statuses.${asset.status}`)}
-        </Badge>
-      </td>
-      <td className="px-4 py-2 text-muted-foreground">{formatDuration(asset.durationSeconds)}</td>
-      <td className="px-4 py-2 text-muted-foreground">
-        {asset.width && asset.height ? `${asset.width}×${asset.height}` : '—'}
-      </td>
-      <td className="px-4 py-2 text-muted-foreground tabular-nums">
-        {asset.status === 'Ready' ? formatDuration(asset.processingSeconds) : '—'}
-      </td>
-      <td className="px-4 py-2">
-        <Button size="sm" variant="destructive" onClick={onDelete}>
-          {t('common.delete')}
-        </Button>
-      </td>
-    </tr>
-  )
-}
+import { useMutation, useQuery, useQueryClient } from '@tanstack/react-query'
+import { useEffect, useRef, useState } from 'react'
+import { useTranslation } from 'react-i18next'
+import { FolderInput, ListPlus, Upload } from 'lucide-react'
+import { qk } from '@/shared/api/query-keys'
+import type { MediaAssetDto, MediaAssetStatus } from '@/shared/api/types'
+import { useApiError } from '@/shared/lib/use-api-error'
+import { Badge, type BadgeProps } from '@/shared/ui/badge'
+import { Button } from '@/shared/ui/button'
+import { Pager } from '@/shared/ui/pager'
+import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/shared/ui/select'
+import { useTableSort } from '@/shared/lib/table-sort'
+import { SortHeader } from '@/shared/ui/sortable'
+import { deleteMedia, getMediaStats, listMedia } from './api'
+import { formatDuration } from './format'
+import { ManualInboxDialog } from './ManualInboxDialog'
+import { UploadToShowDialog } from './UploadToShowDialog'
+import { useUploadStore } from './upload-store'
+
+const PAGE_SIZE = 20
+
+type MediaFilter = 'active' | 'Pending' | 'Processing' | 'all' | 'Ready' | 'Failed'
+
+const filterStatuses: Record<MediaFilter, MediaAssetStatus[]> = {
+  active: ['Pending', 'Processing'],
+  Pending: ['Pending'],
+  Processing: ['Processing'],
+  all: [],
+  Ready: ['Ready'],
+  Failed: ['Failed'],
+}
+
+const statusVariant: Record<MediaAssetStatus, BadgeProps['variant']> = {
+  Ready: 'default',
+  Processing: 'muted',
+  Pending: 'muted',
+  Failed: 'destructive',
+}
+
+export function MediaPanel() {
+  const { t } = useTranslation()
+  const queryClient = useQueryClient()
+  const fileInput = useRef<HTMLInputElement>(null)
+  const fileInputShow = useRef<HTMLInputElement>(null)
+  const [filter, setFilter] = useState<MediaFilter>('active')
+  const [page, setPage] = useState(1)
+  const { sort, toggle } = useTableSort('created', true)
+  const [filesForShow, setFilesForShow] = useState<File[] | null>(null)
+  const [manualOpen, setManualOpen] = useState(false)
+  const enqueue = useUploadStore((s) => s.enqueue)
+
+  const sortColumn = (key: string) => {
+    setPage(1)
+    toggle(key)
+  }
+
+  const { data, isLoading, refetch } = useQuery({
+    queryKey: qk.media.list(filter, page, sort.key, sort.desc),
+    queryFn: () =>
+      listMedia({
+        page,
+        pageSize: PAGE_SIZE,
+        statuses: filterStatuses[filter],
+        sort: sort.key,
+        desc: sort.desc,
+      }),
+    // Пока что-то обрабатывается — обновляем чаще, чтобы статус ехал в UI.
+    refetchInterval: (query) =>
+      query.state.data?.items.some((a) => a.status === 'Processing' || a.status === 'Pending')
+        ? 4000
+        : false,
+  })
+
+  const { data: stats } = useQuery({
+    queryKey: qk.media.stats,
+    queryFn: getMediaStats,
+    // Пока есть незавершённая работа — освежаем чипы очереди/обработки.
+    refetchInterval: (query) =>
+      (query.state.data?.queued ?? 0) + (query.state.data?.processing ?? 0) > 0 ? 4000 : 15000,
+  })
+
+  /**
+   * Сводка очереди опрашивается всегда, и она же служит датчиком: изменилась пара
+   * «в очереди / в обработке» — значит какая-то запись сменила статус, и список пора перечитать.
+   * Без этого список обновлялся бы, только пока активные записи видны на текущей странице: при
+   * фильтре «Готовые» или пустом списке опрос выключался, и новый файл из inbox не появлялся.
+   */
+  const activity = `${stats?.queued ?? 0}:${stats?.processing ?? 0}`
+  const lastActivity = useRef(activity)
+  useEffect(() => {
+    if (lastActivity.current === activity) return
+    lastActivity.current = activity
+    void refetch()
+  }, [activity, refetch])
+
+  const invalidate = () => queryClient.invalidateQueries({ queryKey: qk.media.all })
+  const onError = useApiError()
+
+  const deleteMutation = useMutation({ mutationFn: deleteMedia, onSuccess: invalidate, onError })
+
+  return (
+    <div className="flex flex-col gap-4">
+      <div className="flex flex-wrap items-center justify-between gap-2">
+        <div className="flex items-center gap-3">
+          <h2 className="crt-glow text-xl font-semibold">{t('admin.media.title')}</h2>
+          <Select
+            value={filter}
+            onValueChange={(v) => {
+              setPage(1)
+              setFilter(v as MediaFilter)
+            }}
+          >
+            <SelectTrigger className="w-40">
+              <SelectValue />
+            </SelectTrigger>
+            <SelectContent>
+              <SelectItem value="active">{t('admin.media.filterActive')}</SelectItem>
+              <SelectItem value="Pending">{t('admin.media.statuses.Pending')}</SelectItem>
+              <SelectItem value="Processing">{t('admin.media.statuses.Processing')}</SelectItem>
+              <SelectItem value="all">{t('admin.media.filterAll')}</SelectItem>
+              <SelectItem value="Ready">{t('admin.media.statuses.Ready')}</SelectItem>
+              <SelectItem value="Failed">{t('admin.media.statuses.Failed')}</SelectItem>
+            </SelectContent>
+          </Select>
+
+          {stats && (
+            <div className="flex items-center gap-3 text-xs text-muted-foreground">
+              <span title={t('admin.media.stats.queued')}>
+                {t('admin.media.stats.queuedShort')}:{' '}
+                <span className="text-foreground tabular-nums">{stats.queued}</span>
+              </span>
+              <span title={t('admin.media.stats.processing')}>
+                {t('admin.media.stats.processingShort')}:{' '}
+                <span className="text-foreground tabular-nums">{stats.processing}</span>
+              </span>
+              <span title={t('admin.media.stats.average')}>
+                {t('admin.media.stats.averageShort')}:{' '}
+                <span className="text-foreground tabular-nums">
+                  {formatDuration(stats.averageProcessingSeconds)}
+                </span>
+              </span>
+            </div>
+          )}
+        </div>
+        <div className="flex items-center gap-3">
+          <input
+            ref={fileInput}
+            type="file"
+            accept="video/*,.mkv,.avi,.ts"
+            multiple
+            className="hidden"
+            onChange={(e) => {
+              const files = e.target.files
+              if (files && files.length > 0) void enqueue(Array.from(files))
+              e.target.value = ''
+            }}
+          />
+          <input
+            ref={fileInputShow}
+            type="file"
+            accept="video/*,.mkv,.avi,.ts"
+            multiple
+            className="hidden"
+            onChange={(e) => {
+              const files = e.target.files
+              if (files && files.length > 0) setFilesForShow(Array.from(files))
+              e.target.value = ''
+            }}
+          />
+          <Button size="sm" variant="outline" onClick={() => setManualOpen(true)}>
+            <FolderInput className="h-4 w-4" />
+            {t('admin.media.manualButton')}
+          </Button>
+          <Button size="sm" variant="outline" onClick={() => fileInputShow.current?.click()}>
+            <ListPlus className="h-4 w-4" />
+            {t('admin.media.uploadToShow')}
+          </Button>
+          <Button size="sm" onClick={() => fileInput.current?.click()}>
+            <Upload className="h-4 w-4" />
+            {t('admin.media.upload')}
+          </Button>
+        </div>
+      </div>
+
+      {filesForShow && (
+        <UploadToShowDialog files={filesForShow} onClose={() => setFilesForShow(null)} />
+      )}
+
+      {manualOpen && <ManualInboxDialog onClose={() => setManualOpen(false)} />}
+
+      <div className="crt-panel overflow-x-auto rounded-md">
+        <table className="w-full text-sm">
+          <thead className="border-b border-border text-left text-muted-foreground">
+            <tr>
+              <SortHeader
+                label={t('admin.media.name')}
+                sortKey="name"
+                sort={sort}
+                onToggle={sortColumn}
+              />
+              <SortHeader
+                label={t('admin.media.status')}
+                sortKey="status"
+                sort={sort}
+                onToggle={sortColumn}
+                className="whitespace-nowrap"
+              />
+              <SortHeader
+                label={t('admin.media.duration')}
+                sortKey="duration"
+                sort={sort}
+                onToggle={sortColumn}
+              />
+              <SortHeader
+                label={t('admin.media.resolution')}
+                sortKey="resolution"
+                sort={sort}
+                onToggle={sortColumn}
+              />
+              <SortHeader
+                label={t('admin.media.processingTime')}
+                sortKey="processing"
+                sort={sort}
+                onToggle={sortColumn}
+              />
+              <th className="px-4 py-2 font-medium">{t('common.actions')}</th>
+            </tr>
+          </thead>
+          <tbody>
+            {isLoading && (
+              <tr>
+                <td className="px-4 py-3 text-muted-foreground" colSpan={6}>
+                  {t('common.loading')}
+                </td>
+              </tr>
+            )}
+            {data?.items.map((asset) => (
+              <MediaRow
+                key={asset.id}
+                asset={asset}
+                onDelete={() => deleteMutation.mutate(asset.id)}
+              />
+            ))}
+            {data && data.items.length === 0 && !isLoading && (
+              <tr>
+                <td className="px-4 py-3 text-muted-foreground" colSpan={6}>
+                  {t('admin.media.empty')}
+                </td>
+              </tr>
+            )}
+          </tbody>
+        </table>
+      </div>
+
+      <Pager
+        page={page}
+        totalPages={data ? Math.max(1, Math.ceil(data.total / PAGE_SIZE)) : 1}
+        onChange={setPage}
+      />
+    </div>
+  )
+}
+
+function MediaRow({ asset, onDelete }: Readonly<{ asset: MediaAssetDto; onDelete: () => void }>) {
+  const { t } = useTranslation()
+  return (
+    <tr className="border-b border-border last:border-0">
+      <td className="px-4 py-2">{asset.originalFileName}</td>
+      <td className="whitespace-nowrap px-4 py-2">
+        <Badge variant={statusVariant[asset.status]} title={asset.errorMessage ?? undefined}>
+          {t(`admin.media.statuses.${asset.status}`)}
+        </Badge>
+      </td>
+      <td className="px-4 py-2 text-muted-foreground">{formatDuration(asset.durationSeconds)}</td>
+      <td className="px-4 py-2 text-muted-foreground">
+        {asset.width && asset.height ? `${asset.width}×${asset.height}` : '—'}
+      </td>
+      <td className="px-4 py-2 text-muted-foreground tabular-nums">
+        {asset.status === 'Ready' ? formatDuration(asset.processingSeconds) : '—'}
+      </td>
+      <td className="px-4 py-2">
+        <Button size="sm" variant="destructive" onClick={onDelete}>
+          {t('common.delete')}
+        </Button>
+      </td>
+    </tr>
+  )
+}
diff --git a/frontend/src/features/admin/media/api.ts b/frontend/src/features/admin/media/api.ts
index 58a0188..e1fbb1a 100644
--- a/frontend/src/features/admin/media/api.ts
+++ b/frontend/src/features/admin/media/api.ts
@@ -1,130 +1,130 @@
-import { apiRequest, getAccessToken, HttpError } from '@/shared/api/client'
-import type {
-  CreatedIdResponse,
-  ImportManualInboxResultDto,
-  ManualImportItem,
-  ManualInboxListDto,
-  MediaAssetDto,
-  MediaAssetStatus,
-  MediaStatsDto,
-  PagedList,
-} from '@/shared/api/types'
-
-type ListMediaParams = {
-  page: number
-  pageSize: number
-  statuses?: MediaAssetStatus[]
-  search?: string
-  sort?: string
-  desc?: boolean
-}
-
-export function listMedia(params: ListMediaParams) {
-  const query = new URLSearchParams({
-    page: String(params.page),
-    pageSize: String(params.pageSize),
-  })
-  for (const status of params.statuses ?? []) query.append('status', status)
-  if (params.search) query.set('search', params.search)
-  if (params.sort) query.set('sort', params.sort)
-  if (params.desc) query.set('desc', 'true')
-  return apiRequest<PagedList<MediaAssetDto>>(`/admin/media?${query.toString()}`)
-}
-
-export function getMediaStats() {
-  return apiRequest<MediaStatsDto>('/admin/media/stats')
-}
-
-/**
- * Дозагружает ВСЕ страницы медиа (для пикеров с клиентской фильтрацией/сортировкой — кандидаты серий,
- * пул рекламы), чтобы ничего не терялось молча за фиксированным pageSize. Есть предохранитель `cap`:
- * если элементов больше — возвращаем `truncated: true`, и UI показывает предупреждение (а не делает вид,
- * что список полон).
- */
-export async function listAllMedia(
-  params: Omit<ListMediaParams, 'page' | 'pageSize'> & { cap?: number },
-): Promise<{ items: MediaAssetDto[]; total: number; truncated: boolean }> {
-  const pageSize = 200
-  const cap = params.cap ?? 5000
-  const items: MediaAssetDto[] = []
-  let total = 0
-  for (let page = 1; ; page++) {
-    const res = await listMedia({
-      page,
-      pageSize,
-      statuses: params.statuses,
-      search: params.search,
-    })
-    total = res.total
-    items.push(...res.items)
-    if (res.items.length === 0 || items.length >= total || items.length >= cap) break
-  }
-  return { items, total, truncated: items.length < total }
-}
-
-/** Что лежит в ручном inbox (manual/) и ждёт разбора. */
-export function listManualInbox() {
-  return apiRequest<ManualInboxListDto>('/admin/media/manual')
-}
-
-/**
- * Забирает файлы из manual/ в шоу: файлы уходят из каталога, как и из обычного inbox, а спутники
- * (субтитры, nfo) удаляются. Номера серий передаются явно — сохранится ровно то, что было показано.
- */
-export function importManualInbox(items: ManualImportItem[], showId: string) {
-  return apiRequest<ImportManualInboxResultDto>('/admin/media/manual/import', {
-    method: 'POST',
-    body: { items, showId },
-  })
-}
-
-export function deleteMedia(id: string) {
-  return apiRequest<void>(`/admin/media/${id}`, { method: 'DELETE' })
-}
-
-/**
- * Потоковая загрузка файла (сырое тело + fileName в query). Через XHR ради индикатора прогресса.
- */
-export function uploadMedia(
-  file: File,
-  onProgress?: (percent: number) => void,
-  signal?: AbortSignal,
-): Promise<CreatedIdResponse> {
-  return new Promise((resolve, reject) => {
-    if (signal?.aborted) {
-      reject(new DOMException('Aborted', 'AbortError'))
-      return
-    }
-
-    const xhr = new XMLHttpRequest()
-    const query = new URLSearchParams({ fileName: file.name })
-    xhr.open('POST', `/api/admin/media?${query.toString()}`)
-
-    const token = getAccessToken()
-    if (token) xhr.setRequestHeader('Authorization', `Bearer ${token}`)
-
-    signal?.addEventListener('abort', () => xhr.abort())
-    xhr.onabort = () => reject(new DOMException('Aborted', 'AbortError'))
-
-    xhr.upload.onprogress = (event) => {
-      if (event.lengthComputable && onProgress)
-        onProgress(Math.round((event.loaded / event.total) * 100))
-    }
-    xhr.onload = () => {
-      if (xhr.status >= 200 && xhr.status < 300) {
-        resolve(JSON.parse(xhr.responseText) as CreatedIdResponse)
-      } else {
-        let detail = `HTTP ${xhr.status}`
-        try {
-          const problem = JSON.parse(xhr.responseText) as { detail?: string; title?: string }
-          detail = problem.detail ?? problem.title ?? detail
-        } catch {
-          /* пусто */
-        }
-        reject(new HttpError({ detail }, xhr.status))
-      }
-    }
-    xhr.onerror = () => reject(new HttpError({ title: 'Network error' }, 0))
-    xhr.send(file)
-  })
-}
+import { apiRequest, getAccessToken, HttpError } from '@/shared/api/client'
+import type {
+  CreatedIdResponse,
+  ImportManualInboxResultDto,
+  ManualImportItem,
+  ManualInboxListDto,
+  MediaAssetDto,
+  MediaAssetStatus,
+  MediaStatsDto,
+  PagedList,
+} from '@/shared/api/types'
+
+type ListMediaParams = {
+  page: number
+  pageSize: number
+  statuses?: MediaAssetStatus[]
+  search?: string
+  sort?: string
+  desc?: boolean
+}
+
+export function listMedia(params: ListMediaParams) {
+  const query = new URLSearchParams({
+    page: String(params.page),
+    pageSize: String(params.pageSize),
+  })
+  for (const status of params.statuses ?? []) query.append('status', status)
+  if (params.search) query.set('search', params.search)
+  if (params.sort) query.set('sort', params.sort)
+  if (params.desc) query.set('desc', 'true')
+  return apiRequest<PagedList<MediaAssetDto>>(`/admin/media?${query.toString()}`)
+}
+
+export function getMediaStats() {
+  return apiRequest<MediaStatsDto>('/admin/media/stats')
+}
+
+/**
+ * Дозагружает ВСЕ страницы медиа (для пикеров с клиентской фильтрацией/сортировкой — кандидаты серий,
+ * пул рекламы), чтобы ничего не терялось молча за фиксированным pageSize. Есть предохранитель `cap`:
+ * если элементов больше — возвращаем `truncated: true`, и UI показывает предупреждение (а не делает вид,
+ * что список полон).
+ */
+export async function listAllMedia(
+  params: Omit<ListMediaParams, 'page' | 'pageSize'> & { cap?: number },
+): Promise<{ items: MediaAssetDto[]; total: number; truncated: boolean }> {
+  const pageSize = 200
+  const cap = params.cap ?? 5000
+  const items: MediaAssetDto[] = []
+  let total = 0
+  for (let page = 1; ; page++) {
+    const res = await listMedia({
+      page,
+      pageSize,
+      statuses: params.statuses,
+      search: params.search,
+    })
+    total = res.total
+    items.push(...res.items)
+    if (res.items.length === 0 || items.length >= total || items.length >= cap) break
+  }
+  return { items, total, truncated: items.length < total }
+}
+
+/** Что лежит в ручном inbox (manual/) и ждёт разбора. */
+export function listManualInbox() {
+  return apiRequest<ManualInboxListDto>('/admin/media/manual')
+}
+
+/**
+ * Забирает файлы из manual/ в шоу: файлы уходят из каталога, как и из обычного inbox, а спутники
+ * (субтитры, nfo) удаляются. Номера серий передаются явно — сохранится ровно то, что было показано.
+ */
+export function importManualInbox(items: ManualImportItem[], showId: string) {
+  return apiRequest<ImportManualInboxResultDto>('/admin/media/manual/import', {
+    method: 'POST',
+    body: { items, showId },
+  })
+}
+
+export function deleteMedia(id: string) {
+  return apiRequest<void>(`/admin/media/${id}`, { method: 'DELETE' })
+}
+
+/**
+ * Потоковая загрузка файла (сырое тело + fileName в query). Через XHR ради индикатора прогресса.
+ */
+export function uploadMedia(
+  file: File,
+  onProgress?: (percent: number) => void,
+  signal?: AbortSignal,
+): Promise<CreatedIdResponse> {
+  return new Promise((resolve, reject) => {
+    if (signal?.aborted) {
+      reject(new DOMException('Aborted', 'AbortError'))
+      return
+    }
+
+    const xhr = new XMLHttpRequest()
+    const query = new URLSearchParams({ fileName: file.name })
+    xhr.open('POST', `/api/admin/media?${query.toString()}`)
+
+    const token = getAccessToken()
+    if (token) xhr.setRequestHeader('Authorization', `Bearer ${token}`)
+
+    signal?.addEventListener('abort', () => xhr.abort())
+    xhr.onabort = () => reject(new DOMException('Aborted', 'AbortError'))
+
+    xhr.upload.onprogress = (event) => {
+      if (event.lengthComputable && onProgress)
+        onProgress(Math.round((event.loaded / event.total) * 100))
+    }
+    xhr.onload = () => {
+      if (xhr.status >= 200 && xhr.status < 300) {
+        resolve(JSON.parse(xhr.responseText) as CreatedIdResponse)
+      } else {
+        let detail = `HTTP ${xhr.status}`
+        try {
+          const problem = JSON.parse(xhr.responseText) as { detail?: string; title?: string }
+          detail = problem.detail ?? problem.title ?? detail
+        } catch {
+          /* пусто */
+        }
+        reject(new HttpError({ detail }, xhr.status))
+      }
+    }
+    xhr.onerror = () => reject(new HttpError({ title: 'Network error' }, 0))
+    xhr.send(file)
+  })
+}
diff --git a/frontend/src/features/admin/media/episode-regex.ts b/frontend/src/features/admin/media/episode-regex.ts
index 7361e93..18fcb65 100644
--- a/frontend/src/features/admin/media/episode-regex.ts
+++ b/frontend/src/features/admin/media/episode-regex.ts
@@ -1,64 +1,64 @@
-/** Готовые шаблоны для частых раскладок имён. Подпись переводится в UI по ключу. */
-export const REGEX_PRESETS: { key: string; pattern: string }[] = [
-  { key: 'seriesWord', pattern: '[Сс]ерия\\s*(\\d{1,3})' },
-  { key: 'episodeWord', pattern: '[Ээ]пизод\\s*(\\d{1,3})' },
-  { key: 'seasonEpisode', pattern: '[Ss](\\d{1,2})[Ee](\\d{1,3})' },
-  { key: 'afterDash', pattern: '[-–—]\\s*(\\d{1,3})' },
-  { key: 'firstNumber', pattern: '(?:^|\\D)(\\d{1,3})(?:\\D|$)' },
-]
-
-/** Числа в имени файла: позиция и текст — по ним строится кликабельный образец. */
-export function findNumbers(fileName: string): { index: number; start: number; text: string }[] {
-  return [...fileName.matchAll(/\d+/g)].map((match, index) => ({
-    index,
-    start: match.index ?? 0,
-    text: match[0],
-  }))
-}
-
-const escapeRegex = (value: string) => value.replace(/[.*+?^${}()|[\]\\/-]/g, '\\$&')
-
-const isLetter = (char: string) => /\p{L}/u.test(char)
-const isLetterOrDigit = (char: string) => /[\p{L}\p{N}]/u.test(char)
-
-/**
- * Хвост строки из символов, удовлетворяющих условию. Обходим с конца вручную, а не шаблоном вида
- * `X*$`: такой шаблон движок примеряет с каждой позиции строки и получает квадратичное время
- * (см. предупреждение анализатора о backtracking), тогда как здесь один линейный проход.
- */
-function trailingRun(value: string, matches: (char: string) => boolean): string {
-  let start = value.length
-  while (start > 0 && matches(value[start - 1])) start--
-  return value.slice(start)
-}
-
-/**
- * Строит regex по указанному пользователем числу в имени файла. Якорем берётся слово перед числом
- * («Серия 01» → `Серия\s*(\d{1,3})`): позиция числа в разных файлах гуляет, а слово рядом — нет.
- * Если перед числом только разделители — якорем становятся они, а число в начале имени крепится к `^`.
- */
-export function buildEpisodeRegex(fileName: string, occurrenceIndex: number): string {
-  const numbers = findNumbers(fileName)
-  const target = numbers[occurrenceIndex]
-  if (!target) return ''
-
-  // Всегда до трёх цифр — как во встроенных шаблонах: правило строится по одному файлу,
-  // а применяется ко всей папке, где рядом может лежать и «Серия 100».
-  const digits = '(\\d{1,3})'
-  const before = fileName.slice(0, target.start)
-  if (!before.trim()) return `^\\s*${digits}`
-
-  // Разделители между якорем и числом описываем классом, а не буквально: в соседних файлах
-  // там встречается то пробел, то точка, то подчёркивание.
-  const gap = trailingRun(before, (char) => !isLetterOrDigit(char))
-  const anchorSource = before.slice(0, before.length - gap.length)
-  // Якорь — только буквы: захвати он цифры, «S01E07» дало бы правило `S01E(\d)`, прибитое
-  // к первому сезону, и на «S02E05» оно бы уже не сработало.
-  const anchor = trailingRun(anchorSource, isLetter)
-
-  if (anchor) return `${escapeRegex(anchor)}${gap ? '[\\s._-]*' : ''}${digits}`
-
-  // Слова перед числом нет — цепляемся за последний разделитель («- 05», «(05)»).
-  const punctuation = gap.trim().slice(-1)
-  return punctuation ? `${escapeRegex(punctuation)}\\s*${digits}` : `\\s${digits}`
-}
+/** Готовые шаблоны для частых раскладок имён. Подпись переводится в UI по ключу. */
+export const REGEX_PRESETS: { key: string; pattern: string }[] = [
+  { key: 'seriesWord', pattern: '[Сс]ерия\\s*(\\d{1,3})' },
+  { key: 'episodeWord', pattern: '[Ээ]пизод\\s*(\\d{1,3})' },
+  { key: 'seasonEpisode', pattern: '[Ss](\\d{1,2})[Ee](\\d{1,3})' },
+  { key: 'afterDash', pattern: '[-–—]\\s*(\\d{1,3})' },
+  { key: 'firstNumber', pattern: '(?:^|\\D)(\\d{1,3})(?:\\D|$)' },
+]
+
+/** Числа в имени файла: позиция и текст — по ним строится кликабельный образец. */
+export function findNumbers(fileName: string): { index: number; start: number; text: string }[] {
+  return [...fileName.matchAll(/\d+/g)].map((match, index) => ({
+    index,
+    start: match.index ?? 0,
+    text: match[0],
+  }))
+}
+
+const escapeRegex = (value: string) => value.replace(/[.*+?^${}()|[\]\\/-]/g, '\\$&')
+
+const isLetter = (char: string) => /\p{L}/u.test(char)
+const isLetterOrDigit = (char: string) => /[\p{L}\p{N}]/u.test(char)
+
+/**
+ * Хвост строки из символов, удовлетворяющих условию. Обходим с конца вручную, а не шаблоном вида
+ * `X*$`: такой шаблон движок примеряет с каждой позиции строки и получает квадратичное время
+ * (см. предупреждение анализатора о backtracking), тогда как здесь один линейный проход.
+ */
+function trailingRun(value: string, matches: (char: string) => boolean): string {
+  let start = value.length
+  while (start > 0 && matches(value[start - 1])) start--
+  return value.slice(start)
+}
+
+/**
+ * Строит regex по указанному пользователем числу в имени файла. Якорем берётся слово перед числом
+ * («Серия 01» → `Серия\s*(\d{1,3})`): позиция числа в разных файлах гуляет, а слово рядом — нет.
+ * Если перед числом только разделители — якорем становятся они, а число в начале имени крепится к `^`.
+ */
+export function buildEpisodeRegex(fileName: string, occurrenceIndex: number): string {
+  const numbers = findNumbers(fileName)
+  const target = numbers[occurrenceIndex]
+  if (!target) return ''
+
+  // Всегда до трёх цифр — как во встроенных шаблонах: правило строится по одному файлу,
+  // а применяется ко всей папке, где рядом может лежать и «Серия 100».
+  const digits = '(\\d{1,3})'
+  const before = fileName.slice(0, target.start)
+  if (!before.trim()) return `^\\s*${digits}`
+
+  // Разделители между якорем и числом описываем классом, а не буквально: в соседних файлах
+  // там встречается то пробел, то точка, то подчёркивание.
+  const gap = trailingRun(before, (char) => !isLetterOrDigit(char))
+  const anchorSource = before.slice(0, before.length - gap.length)
+  // Якорь — только буквы: захвати он цифры, «S01E07» дало бы правило `S01E(\d)`, прибитое
+  // к первому сезону, и на «S02E05» оно бы уже не сработало.
+  const anchor = trailingRun(anchorSource, isLetter)
+
+  if (anchor) return `${escapeRegex(anchor)}${gap ? '[\\s._-]*' : ''}${digits}`
+
+  // Слова перед числом нет — цепляемся за последний разделитель («- 05», «(05)»).
+  const punctuation = gap.trim().slice(-1)
+  return punctuation ? `${escapeRegex(punctuation)}\\s*${digits}` : `\\s${digits}`
+}
diff --git a/frontend/src/features/admin/settings/SettingsPanel.tsx b/frontend/src/features/admin/settings/SettingsPanel.tsx
index 3faacd1..34e3d5b 100644
--- a/frontend/src/features/admin/settings/SettingsPanel.tsx
+++ b/frontend/src/features/admin/settings/SettingsPanel.tsx
@@ -1,110 +1,110 @@
-import { useMutation, useQuery, useQueryClient } from '@tanstack/react-query'
-import { useEffect, useState } from 'react'
-import { useTranslation } from 'react-i18next'
-import { qk } from '@/shared/api/query-keys'
-import { useApiError } from '@/shared/lib/use-api-error'
-import { Button } from '@/shared/ui/button'
-import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/shared/ui/card'
-import { Input } from '@/shared/ui/input'
-import { toast } from '@/shared/ui/toast-store'
-import { getSiteSettings, updateSiteSettings } from './api'
-
-export function SettingsPanel() {
-  const { t } = useTranslation()
-  const queryClient = useQueryClient()
-  const [registrationEnabled, setRegistrationEnabled] = useState(false)
-  const [preferredAudioLanguages, setPreferredAudioLanguages] = useState('')
-  const [channelNumbersEnabled, setChannelNumbersEnabled] = useState(false)
-
-  const { data, isLoading } = useQuery({
-    queryKey: qk.settings.all,
-    queryFn: getSiteSettings,
-  })
-
-  useEffect(() => {
-    if (data) {
-      setRegistrationEnabled(data.registrationEnabled)
-      setPreferredAudioLanguages(data.preferredAudioLanguages)
-      setChannelNumbersEnabled(data.channelNumbersEnabled)
-    }
-  }, [data])
-
-  const onError = useApiError()
-
-  const save = useMutation({
-    mutationFn: () =>
-      updateSiteSettings({
-        registrationEnabled,
-        preferredAudioLanguages,
-        channelNumbersEnabled,
-      }),
-    onSuccess: () => {
-      toast.success(t('settings.saved'))
-      void queryClient.invalidateQueries({ queryKey: qk.settings.all })
-    },
-    onError,
-  })
-
-  return (
-    <div className="flex flex-col gap-4">
-      <h2 className="crt-glow text-xl font-semibold">{t('admin.settings.title')}</h2>
-
-      <Card>
-        <CardHeader>
-          <CardTitle>{t('admin.settings.registration')}</CardTitle>
-          <CardDescription>{t('admin.settings.registrationHint')}</CardDescription>
-        </CardHeader>
-        <CardContent className="flex flex-col gap-4">
-          <label className="flex items-center gap-2 text-sm">
-            <input
-              type="checkbox"
-              checked={registrationEnabled}
-              disabled={isLoading}
-              onChange={(e) => setRegistrationEnabled(e.target.checked)}
-            />
-            {t('admin.settings.registrationLabel')}
-          </label>
-
-          <div className="flex flex-col gap-1.5">
-            <label className="text-sm font-medium" htmlFor="preferred-audio">
-              {t('admin.settings.preferredAudio')}
-            </label>
-            <Input
-              id="preferred-audio"
-              className="max-w-xs"
-              placeholder="rus, eng"
-              value={preferredAudioLanguages}
-              disabled={isLoading}
-              onChange={(e) => setPreferredAudioLanguages(e.target.value)}
-            />
-            <p className="text-xs text-muted-foreground">
-              {t('admin.settings.preferredAudioHint')}
-            </p>
-          </div>
-
-          <label className="flex items-start gap-2 text-sm">
-            <input
-              type="checkbox"
-              className="mt-1"
-              checked={channelNumbersEnabled}
-              disabled={isLoading}
-              onChange={(e) => setChannelNumbersEnabled(e.target.checked)}
-            />
-            <span>
-              {t('admin.settings.channelNumbers')}
-              <span className="block text-xs text-muted-foreground">
-                {t('admin.settings.channelNumbersHint')}
-              </span>
-            </span>
-          </label>
-
-          <div>
-            <Button size="sm" disabled={isLoading || save.isPending} onClick={() => save.mutate()}>
-              {t('common.save')}
-            </Button>
-          </div>
-        </CardContent>
-      </Card>
-    </div>
-  )
-}
+import { useMutation, useQuery, useQueryClient } from '@tanstack/react-query'
+import { useEffect, useState } from 'react'
+import { useTranslation } from 'react-i18next'
+import { qk } from '@/shared/api/query-keys'
+import { useApiError } from '@/shared/lib/use-api-error'
+import { Button } from '@/shared/ui/button'
+import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/shared/ui/card'
+import { Input } from '@/shared/ui/input'
+import { toast } from '@/shared/ui/toast-store'
+import { getSiteSettings, updateSiteSettings } from './api'
+
+export function SettingsPanel() {
+  const { t } = useTranslation()
+  const queryClient = useQueryClient()
+  const [registrationEnabled, setRegistrationEnabled] = useState(false)
+  const [preferredAudioLanguages, setPreferredAudioLanguages] = useState('')
+  const [channelNumbersEnabled, setChannelNumbersEnabled] = useState(false)
+
+  const { data, isLoading } = useQuery({
+    queryKey: qk.settings.all,
+    queryFn: getSiteSettings,
+  })
+
+  useEffect(() => {
+    if (data) {
+      setRegistrationEnabled(data.registrationEnabled)
+      setPreferredAudioLanguages(data.preferredAudioLanguages)
+      setChannelNumbersEnabled(data.channelNumbersEnabled)
+    }
+  }, [data])
+
+  const onError = useApiError()
+
+  const save = useMutation({
+    mutationFn: () =>
+      updateSiteSettings({
+        registrationEnabled,
+        preferredAudioLanguages,
+        channelNumbersEnabled,
+      }),
+    onSuccess: () => {
+      toast.success(t('settings.saved'))
+      void queryClient.invalidateQueries({ queryKey: qk.settings.all })
+    },
+    onError,
+  })
+
+  return (
+    <div className="flex flex-col gap-4">
+      <h2 className="crt-glow text-xl font-semibold">{t('admin.settings.title')}</h2>
+
+      <Card>
+        <CardHeader>
+          <CardTitle>{t('admin.settings.registration')}</CardTitle>
+          <CardDescription>{t('admin.settings.registrationHint')}</CardDescription>
+        </CardHeader>
+        <CardContent className="flex flex-col gap-4">
+          <label className="flex items-center gap-2 text-sm">
+            <input
+              type="checkbox"
+              checked={registrationEnabled}
+              disabled={isLoading}
+              onChange={(e) => setRegistrationEnabled(e.target.checked)}
+            />
+            {t('admin.settings.registrationLabel')}
+          </label>
+
+          <div className="flex flex-col gap-1.5">
+            <label className="text-sm font-medium" htmlFor="preferred-audio">
+              {t('admin.settings.preferredAudio')}
+            </label>
+            <Input
+              id="preferred-audio"
+              className="max-w-xs"
+              placeholder="rus, eng"
+              value={preferredAudioLanguages}
+              disabled={isLoading}
+              onChange={(e) => setPreferredAudioLanguages(e.target.value)}
+            />
+            <p className="text-xs text-muted-foreground">
+              {t('admin.settings.preferredAudioHint')}
+            </p>
+          </div>
+
+          <label className="flex items-start gap-2 text-sm">
+            <input
+              type="checkbox"
+              className="mt-1"
+              checked={channelNumbersEnabled}
+              disabled={isLoading}
+              onChange={(e) => setChannelNumbersEnabled(e.target.checked)}
+            />
+            <span>
+              {t('admin.settings.channelNumbers')}
+              <span className="block text-xs text-muted-foreground">
+                {t('admin.settings.channelNumbersHint')}
+              </span>
+            </span>
+          </label>
+
+          <div>
+            <Button size="sm" disabled={isLoading || save.isPending} onClick={() => save.mutate()}>
+              {t('common.save')}
+            </Button>
+          </div>
+        </CardContent>
+      </Card>
+    </div>
+  )
+}
diff --git a/frontend/src/features/streaming/api.ts b/frontend/src/features/streaming/api.ts
index 59abbf7..a5e06b7 100644
--- a/frontend/src/features/streaming/api.ts
+++ b/frontend/src/features/streaming/api.ts
@@ -1,30 +1,30 @@
-import { apiRequest } from '@/shared/api/client'
-import type { PublicChannelDto, PublicEpgEntryDto } from '@/shared/api/types'
-
-/** Ссылка на изображение общего реестра (постеры/кадры) — по id из публичных DTO. */
-export function imageUrl(imageId: string) {
-  return `/api/images/${imageId}`
-}
-
-export function listChannels() {
-  return apiRequest<PublicChannelDto[]>('/channels')
-}
-
-/** Что включено глобально на стороне зрителя (сейчас — переключение по номерам). */
-export function getViewerFeatures() {
-  return apiRequest<{ channelNumbersEnabled: boolean }>('/channels/features')
-}
-
-/** Выдаёт httpOnly-cookie tw_stream — после этого <video> сможет грузить плейлист и сегменты. */
-export function watchChannel(slug: string) {
-  return apiRequest<void>(`/channels/${slug}/watch`, { method: 'POST' })
-}
-
-export function getEpg(slug: string, from?: Date, to?: Date) {
-  const query = new URLSearchParams()
-  if (from) query.set('from', from.toISOString())
-  if (to) query.set('to', to.toISOString())
-  const qs = query.toString()
-  const suffix = qs ? `?${qs}` : ''
-  return apiRequest<PublicEpgEntryDto[]>(`/channels/${slug}/epg${suffix}`)
-}
+import { apiRequest } from '@/shared/api/client'
+import type { PublicChannelDto, PublicEpgEntryDto } from '@/shared/api/types'
+
+/** Ссылка на изображение общего реестра (постеры/кадры) — по id из публичных DTO. */
+export function imageUrl(imageId: string) {
+  return `/api/images/${imageId}`
+}
+
+export function listChannels() {
+  return apiRequest<PublicChannelDto[]>('/channels')
+}
+
+/** Что включено глобально на стороне зрителя (сейчас — переключение по номерам). */
+export function getViewerFeatures() {
+  return apiRequest<{ channelNumbersEnabled: boolean }>('/channels/features')
+}
+
+/** Выдаёт httpOnly-cookie tw_stream — после этого <video> сможет грузить плейлист и сегменты. */
+export function watchChannel(slug: string) {
+  return apiRequest<void>(`/channels/${slug}/watch`, { method: 'POST' })
+}
+
+export function getEpg(slug: string, from?: Date, to?: Date) {
+  const query = new URLSearchParams()
+  if (from) query.set('from', from.toISOString())
+  if (to) query.set('to', to.toISOString())
+  const qs = query.toString()
+  const suffix = qs ? `?${qs}` : ''
+  return apiRequest<PublicEpgEntryDto[]>(`/channels/${slug}/epg${suffix}`)
+}
diff --git a/frontend/src/shared/api/types.ts b/frontend/src/shared/api/types.ts
index 312545f..93e554b 100644
--- a/frontend/src/shared/api/types.ts
+++ b/frontend/src/shared/api/types.ts
@@ -1,701 +1,701 @@
-export type ApiError = {
-  title: string
-  detail: string
-  status: number
-}
-
-export type CurrentUser = {
-  id: string
-  userName: string
-  role: string
-}
-
-export type AuthResponse = {
-  accessToken: string
-  expiresAt: string
-  user: CurrentUser
-}
-
-export type RegistrationStatus = { enabled: boolean }
-
-export type SiteSettings = {
-  registrationEnabled: boolean
-  preferredAudioLanguages: string
-  /** Переключение каналов по номерам у зрителя; сетка каналов остаётся всегда. */
-  channelNumbersEnabled: boolean
-}
-
-/** Угол экрана для логотипа-оверлея. */
-export type LogoCorner = 'TopLeft' | 'TopRight' | 'BottomLeft' | 'BottomRight'
-
-/** Как канал выглядит у зрителя — всё опционально и по умолчанию выключено (см. 6.8). */
-export type ViewerSettings = {
-  logoImageId: string | null
-  logoCorner: LogoCorner
-  logoOpacity: number
-  showClock: boolean
-  analogFilterStrength: number
-}
-
-export type RoleDto = {
-  id: string
-  name: string
-  isSystem: boolean
-}
-
-export type UserSummaryDto = {
-  id: string
-  userName: string
-  role: string
-  isBlocked: boolean
-  createdAt: string
-}
-
-export type PagedList<T> = {
-  items: T[]
-  total: number
-  page: number
-  pageSize: number
-}
-
-export type CreatedIdResponse = { id: string }
-
-// ── Медиа ────────────────────────────────────────────────────────────────
-export type MediaAssetStatus = 'Pending' | 'Processing' | 'Ready' | 'Failed'
-type MediaSource = 'Upload' | 'Inbox' | 'ManualInbox' | 'Generated'
-
-/** Файл ручного inbox: лежит в manual/ и ждёт, пока его разложат по шоу. */
-export type ManualInboxFileDto = {
-  relativePath: string
-  /** Каталог внутри manual/ («» — корень): по нему список группируется. */
-  folder: string
-  name: string
-  sizeBytes: number
-  alreadyImported: boolean
-}
-
-/** Файл к разбору: номера серии уходят такими, какими их показал предпросмотр. */
-export type ManualImportItem = {
-  relativePath: string
-  season: number | null
-  episode: number | null
-}
-
-export type ManualInboxListDto = {
-  files: ManualInboxFileDto[]
-  /** Выдача обрезана лимитом — в каталоге есть ещё. */
-  truncated: boolean
-}
-
-export type ImportManualInboxResultDto = {
-  imported: number
-  failed: { relativePath: string; reason: string }[]
-}
-
-export type MediaAssetDto = {
-  id: string
-  originalFileName: string
-  source: MediaSource
-  status: MediaAssetStatus
-  durationSeconds: number | null
-  width: number | null
-  height: number | null
-  errorMessage: string | null
-  processingSeconds: number | null
-  createdAt: string
-}
-
-export type MediaStatsDto = {
-  queued: number
-  processing: number
-  averageProcessingSeconds: number | null
-}
-
-// ── Библиотека (жанры) ─────────────────────────────────────────────────────
-export type GenreDto = {
-  id: string
-  name: string
-  slug: string
-  sortOrder: number
-  isSystem: boolean
-  /** Варианты написания для сопоставления с метаданными провайдеров. */
-  aliases: string[]
-  /** Сколько шоу используют жанр — при ненулевом удаление заблокировано. */
-  showCount: number
-}
-
-// ── Библиотека (шоу) ───────────────────────────────────────────────────────
-/** `Interstitial` — ролик-врезка: то же шоу, но со своим экраном и вне общей библиотеки. */
-export type ShowKind = 'Series' | 'Single' | 'Interstitial'
-
-/**
- * Возрастной рейтинг (MPAA), по возрастанию строгости — порядок значим для правил планировщика.
- * `null` у шоу означает «не проставлен», а не «подходит всем»: такой контент планировщик не отсекает.
- */
-export type ShowAudience = 'G' | 'PG' | 'PG-13' | 'R' | 'NC-17'
-
-/** Тот же порядок для селектов и списков. */
-export const SHOW_AUDIENCES: ShowAudience[] = ['G', 'PG', 'PG-13', 'R', 'NC-17']
-
-/**
- * Значение пункта «рейтинг не проставлен» в селектах. Пустая строка не годится: Radix резервирует её
- * под сброс и на пункте с value="" падает.
- */
-export const AUDIENCE_UNSET = 'unset'
-
-export type ShowSummaryDto = {
-  id: string
-  name: string
-  originalName: string | null
-  kind: ShowKind
-  audience: ShowAudience | null
-  episodeCount: number
-  seasonCount: number
-  year: number | null
-  hasPoster: boolean
-  createdAt: string
-  /** Основной жанр — в списке показывается только он. */
-  primaryGenre: string | null
-}
-
-type ShowGenreDto = {
-  id: string
-  name: string
-  isPrimary: boolean
-}
-
-// ── Ролики-врезки ──────────────────────────────────────────────────────────
-/** Ролик: важна длительность, поэтому она приходит сразу, а не вторым запросом за ассетом. */
-export type InterstitialDto = {
-  id: string
-  name: string
-  mediaAssetId: string | null
-  assetStatus: MediaAssetStatus | null
-  durationSeconds: number | null
-  createdAt: string
-}
-
-/** Рекламный блок — коллекция, целиком собранная из роликов. */
-export type InterstitialBlockDto = {
-  id: string
-  name: string
-  itemCount: number
-  durationSeconds: number
-}
-
-// ── Библиотека (коллекции) ─────────────────────────────────────────────────
-export type CollectionSummaryDto = {
-  id: string
-  name: string
-  description: string | null
-  posterImageId: string | null
-  /** Сколько частей в коллекции. */
-  itemCount: number
-  /** Сколько единиц воспроизведения суммарно — у сериала внутри коллекции их больше одной. */
-  unitCount: number
-  createdAt: string
-}
-
-type CollectionItemDto = {
-  showId: string
-  position: number
-  showName: string
-  showKind: ShowKind
-  showAudience: ShowAudience | null
-  episodeCount: number
-  year: number | null
-  posterImageId: string | null
-}
-
-export type CollectionDto = {
-  id: string
-  name: string
-  description: string | null
-  posterImageId: string | null
-  createdAt: string
-  items: CollectionItemDto[]
-}
-
-/** Коллекция, в которую входит шоу — для блока на экране шоу. */
-type ShowCollectionRefDto = {
-  id: string
-  name: string
-  position: number
-}
-
-// ── Группы контента (планировщик) ──────────────────────────────────────────
-export type GroupElementKind = 'Show' | 'Collection'
-
-/** Правило быстрого набора состава. Пустые поля не ограничивают. */
-export type GroupFilter = {
-  elementKinds?: GroupElementKind[] | null
-  showKinds?: ShowKind[] | null
-  genreIds?: string[] | null
-  maxAudience?: ShowAudience | null
-  yearMin?: number | null
-  yearMax?: number | null
-  unitMinutesMin?: number | null
-  unitMinutesMax?: number | null
-}
-
-export type GroupSummaryDto = {
-  id: string
-  name: string
-  description: string | null
-  itemCount: number
-  unitCount: number
-  totalDurationSeconds: number
-  hasFilter: boolean
-  statsComputedAt: string | null
-  createdAt: string
-}
-
-type GroupItemDto = {
-  id: string
-  elementKind: GroupElementKind
-  elementId: string
-  elementName: string
-  weight: number
-  position: number
-  unitCount: number
-  showKind: ShowKind | null
-  audience: ShowAudience | null
-  year: number | null
-  posterImageId: string | null
-}
-
-export type GroupDto = {
-  id: string
-  name: string
-  description: string | null
-  filter: GroupFilter | null
-  itemCount: number
-  unitCount: number
-  totalDurationSeconds: number
-  statsComputedAt: string | null
-  items: GroupItemDto[]
-}
-
-/** Кандидат, найденный правилом набора. */
-export type GroupCandidateDto = {
-  elementKind: GroupElementKind
-  elementId: string
-  elementName: string
-  unitCount: number
-  showKind: ShowKind | null
-  audience: ShowAudience | null
-  year: number | null
-  posterImageId: string | null
-  alreadyInGroup: boolean
-}
-
-export type MetadataCandidate = {
-  externalId: string
-  title: string
-  year: number | null
-  overview: string | null
-  posterUrl: string | null
-  /** Сериал или полнометражка; null — источник ищет только по одному типу. */
-  kind: ShowKind | null
-}
-
-type SeasonGapDto = {
-  season: number
-  expected: number | null
-  loaded: number
-  missing: number[]
-}
-
-export type MissingEpisodesReport = {
-  seasons: SeasonGapDto[]
-}
-
-type EpisodeDto = {
-  id: string
-  mediaAssetId: string
-  position: number
-  assetName: string | null
-  assetStatus: MediaAssetStatus | null
-  durationSeconds: number | null
-  season: number | null
-  episode: number | null
-  title: string | null
-  overview: string | null
-  stillImageId: string | null
-}
-
-export type ImageCategory = 'Library' | 'ShowPoster' | 'EpisodeStill' | 'BumperBackground'
-
-export type ImageDto = {
-  id: string
-  category: ImageCategory
-  originalFileName: string | null
-  createdAt: string
-}
-
-export type ShowDto = {
-  id: string
-  name: string
-  originalName: string | null
-  kind: ShowKind
-  audience: ShowAudience | null
-  description: string | null
-  metadataProvider: string | null
-  metadataExternalId: string | null
-  year: number | null
-  posterImageId: string | null
-  episodes: EpisodeDto[]
-  genres: ShowGenreDto[]
-  collections: ShowCollectionRefDto[]
-}
-
-// ── Каналы ────────────────────────────────────────────────────────────────
-type ScheduleEntryKind = 'Program' | 'Ad' | 'Bumper' | 'Fallback' | 'SignOff'
-export type BumperFont = 'Sans' | 'Serif'
-export type BumperSelection = 'Random' | 'AlwaysFirst' | 'WeightedRandom'
-export type BumperTextKind = 'NowNext' | 'Free'
-export type BumperTrigger = 'OnShowChange' | 'BetweenEpisodes' | 'Both'
-
-/** Общие для канала настройки заставок (стиль/звук/текст — на блоках и подблоках). */
-/** Условия показа (как часто, на смене шоу или между сериями) живут на элементе стыка, не здесь. */
-export type BumperSettings = {
-  font: BumperFont
-  selection: BumperSelection
-}
-
-/** Подблок (текст-вариант): свой текст + правило показа поверх стиля/звука блока. */
-export type BumperTextVariantDto = {
-  id: string
-  position: number
-  name: string
-  kind: BumperTextKind
-  nowLabel: string
-  nextLabel: string
-  line1: string
-  line2: string
-  trigger: BumperTrigger
-  /** Вес при стратегии выбора «случайно взвешенный» (0 — не выбирается). */
-  weight: number
-}
-
-export type BumperTemplateDto = {
-  id: string
-  position: number
-  isDefault: boolean
-  name: string
-  backgroundColor: string
-  backgroundColor2: string
-  accentColor: string
-  textColor: string
-  backgroundImageId: string | null
-  hasAudio: boolean
-  audioDurationSeconds: number | null
-  variants: BumperTextVariantDto[]
-}
-
-export type ChannelSummaryDto = {
-  id: string
-  name: string
-  slug: string
-  isEnabled: boolean
-}
-
-export type ChannelDto = {
-  id: string
-  name: string
-  slug: string
-  isEnabled: boolean
-  /** Номер канала для переключения по номерам (null — не задан). */
-  number: number | null
-  /** Смещение времени канала от UTC, минуты (180 — московское). */
-  utcOffsetMinutes: number
-  /** Начало вещательных суток в времени канала («06:00:00»). */
-  dayStartTime: string
-  templateId: string | null
-  bumpersEnabled: boolean
-  bumper: BumperSettings
-  bumperTemplates: BumperTemplateDto[]
-  fillerAssetId: string | null
-  viewer: ViewerSettings
-}
-
-// ── Сетка канала (шаблон → слои → слоты) ──────────────────────────────────
-export type Daypart = 'Morning' | 'Day' | 'Prime' | 'Night'
-export type SlotKind = 'Content' | 'Repeat' | 'SignOff'
-export type SlotBlockMode = 'Count' | 'Duration' | 'FillSlot'
-export type OverflowPolicy = 'ContinueNext' | 'ExtendSlot' | 'SkipIfNotFits'
-export type SlotStrategyType = 'Sequential' | 'RandomWithCooldown' | 'Fixed'
-type CooldownFallback = 'OldestFirst' | 'IgnoreCooldown'
-
-type SlotStrategy = {
-  type: SlotStrategyType
-  restartOnEnd: boolean
-  cooldownDays: number
-  fallback: CooldownFallback
-  fixedElementId?: string | null
-}
-
-/** Что повторяет слот-повтор: точка в уже записанной ленте того же канала. */
-type RepeatSource = { daysAgo: number; time: string; durationMinutes: number }
-
-export type SlotDto = {
-  id: string
-  layerId: string
-  /** День недели вещательных суток (0=Вс..6=Сб) или null — каждый день. */
-  weekday: number | null
-  targetStart: string
-  targetDurationMinutes: number
-  title: string
-  daypart: Daypart
-  slotKind: SlotKind
-  groupId: string | null
-  groupName: string | null
-  strategy: SlotStrategy | null
-  repeatSource: RepeatSource | null
-  blockMode: SlotBlockMode
-  blockValue: number
-  overflowPolicy: OverflowPolicy
-  isAnchor: boolean
-  maxDriftMinutes: number
-  /** Округление старта до кратного N минут (5/10/15/30) или null. */
-  snapToMinutes: number | null
-  /** Стык между единицами внутри слота (null — шаблон канала по умолчанию). */
-  junctionBetweenId: string | null
-  /** Стык после слота (null — шаблон канала по умолчанию). */
-  junctionAfterId: string | null
-}
-
-// ── Стыки (что играет между программами) ──────────────────────────────────
-export type JunctionElementKind = 'Ad' | 'Promo' | 'Bumper' | 'Filler'
-export type JunctionAmountMode = 'Count' | 'Duration'
-
-/** Условия показа врезки — структурные поля, а не выражение-строка. */
-export type JunctionConditions = {
-  onlyOnElementChange: boolean
-  minMinutesBetween: number
-}
-
-export type JunctionElementDto = {
-  id: string
-  position: number
-  kind: JunctionElementKind
-  groupId: string | null
-  groupName: string | null
-  bumperTemplateId: string | null
-  bumperTemplateName: string | null
-  amountMode: JunctionAmountMode
-  amountValue: number
-  isRequired: boolean
-  conditions: JunctionConditions | null
-}
-
-export type JunctionTemplateDto = {
-  id: string
-  name: string
-  elements: JunctionElementDto[]
-}
-
-export type DateRange = { from: string; to: string }
-export type AnnualRange = { fromMonth: number; fromDay: number; toMonth: number; toDay: number }
-
-/** Когда действует слой. Пустая применимость — слой действует всегда. */
-export type LayerApplicability = {
-  weekdays?: number[] | null
-  dateRanges?: DateRange[] | null
-  annualRanges?: AnnualRange[] | null
-  specificDates?: string[] | null
-}
-
-export type GridLayerDto = {
-  id: string
-  name: string
-  priority: number
-  isEnabled: boolean
-  isBackground: boolean
-  applicability: LayerApplicability | null
-  slots: SlotDto[]
-}
-
-/** Окно детского времени: до `to` в эфир идёт контент не строже `maxAudience`. */
-export type AudienceWindow = { from: string; to: string; maxAudience: ShowAudience }
-
-/** Правила отбора кандидатов канала — жёсткие фильтры, применяются до жребия. */
-export type PlanningRules = {
-  maxAudienceByTime?: AudienceWindow[] | null
-  maxRepeatsInWindow?: { windowDays: number; max: number } | null
-  /** Пост-проверки: считаются по готовой ленте и только предупреждают. */
-  maxBreakMinutesPerHour?: number | null
-  maxGenreSharePercent?: number | null
-  maxFallbackSharePercent?: number | null
-}
-
-export type ScheduleTemplateDto = {
-  id: string
-  channelId: string
-  name: string
-  fallbackGroupId: string | null
-  /** Стык, который берётся, когда слот своего не задал. */
-  defaultJunctionId: string | null
-  /** Детское время и потолок повторов. */
-  rules: PlanningRules | null
-  revision: number
-  appliedRevision: number
-  /** Есть ли правки правил, не применённые к эфиру. */
-  hasPendingChanges: boolean
-  utcOffsetMinutes: number
-  dayStartTime: string
-  layers: GridLayerDto[]
-}
-
-type PlanningWarningKind =
-  | 'SlotEmpty'
-  | 'DriftExceeded'
-  | 'CooldownExhausted'
-  | 'RepeatSourceEmpty'
-  | 'FallbackEmpty'
-  | 'CandidatesFiltered'
-  | 'BreakLimitExceeded'
-  | 'GenreShareExceeded'
-  | 'FallbackShareExceeded'
-
-type PlanningWarningDto = {
-  kind: PlanningWarningKind
-  slotId: string | null
-  details: string
-}
-
-export type ApplyResultDto = { added: number; warnings: PlanningWarningDto[] }
-
-/** Что изменится в эфире, если применить правила сейчас (см. 6.6). */
-type ScheduleChangeDto = {
-  startsAtUtc: string
-  before: string | null
-  after: string | null
-  /** Попадает в ближайшие сутки — подсвечивается отдельно. */
-  soon: boolean
-}
-
-export type ScheduleDiffDto = {
-  total: number
-  changed: number
-  changedSoon: number
-  changes: ScheduleChangeDto[]
-}
-
-/** Цепочка происхождения записи — «почему это здесь» (см. 6.5). */
-export type EntryTraceDto = {
-  entryId: string
-  startsAtUtc: string
-  endsAtUtc: string
-  showName: string | null
-  episodeIndex: number | null
-  layerName: string | null
-  layerPriority: number | null
-  slotTitle: string | null
-  slotKind: SlotKind | null
-  slotWeekday: number | null
-  slotTargetStart: string | null
-  slotDurationMinutes: number | null
-  groupName: string | null
-  groupItemCount: number | null
-  /** Коллекция, частью которой шла запись, — если в эфир шла франшиза, а не одиночное шоу. */
-  collectionName: string | null
-  strategy: SlotStrategyType | null
-  cooldownDays: number | null
-  candidatesAfterCooldown: number | null
-  driftMinutes: number
-  snapped: boolean
-  junctionName: string | null
-}
-
-export type CopyTemplateResultDto = {
-  layers: number
-  slots: number
-  junctions: number
-  /** Врезки-заставки, для которых на канале-приёмнике не нашлось блока с таким же именем. */
-  droppedBumperRefs: number
-}
-
-/** Проверки сетки по правилам, до генерации (см. 5.1). */
-type TemplateIssueKind =
-  | 'GroupEmpty'
-  | 'GroupTooSmall'
-  | 'GridGap'
-  | 'SlotOverlap'
-  | 'CooldownUnreachable'
-  | 'AudienceConflict'
-  | 'GroupMissing'
-
-export type TemplateIssueDto = {
-  kind: TemplateIssueKind
-  severity: 'Warning' | 'Error'
-  layerId: string | null
-  slotId: string | null
-  details: string
-}
-
-/** Что попало в ленту предпросмотра. `Bumper` приходит без ассета — он рендерится при применении. */
-export type PlannedItemKind = 'Program' | 'Fallback' | 'SignOff' | 'Ad' | 'Promo' | 'Bumper'
-
-export type PreviewItemDto = {
-  kind: PlannedItemKind
-  startsAtUtc: string
-  endsAtUtc: string
-  showId: string | null
-  title: string | null
-  slotId: string | null
-  slotTitle: string | null
-}
-
-export type SchedulePreviewDto = {
-  fromUtc: string
-  toUtc: string
-  utcOffsetMinutes: number
-  items: PreviewItemDto[]
-  warnings: PlanningWarningDto[]
-}
-
-export type ScheduleEntryDto = {
-  id: string
-  kind: ScheduleEntryKind
-  mediaAssetId: string
-  startsAtUtc: string
-  endsAtUtc: string
-  showId: string | null
-  showName: string | null
-  episodeIndex: number | null
-  seasonEpisode: string | null
-  /** Для заставок: имя подблока и его текст — для метки в расписании. */
-  bumperName: string | null
-  bumperText: string | null
-}
-
-// ── Публичный эфир ─────────────────────────────────────────────────────────
-export type PublicChannelDto = {
-  id: string
-  slug: string
-  name: string
-  /** Номер канала для переключения по номерам или null. */
-  number: number | null
-  currentShowId: string | null
-  currentShowName: string | null
-  currentShowPosterImageId: string | null
-  logoImageId: string | null
-  logoCorner: LogoCorner
-  logoOpacity: number
-  showClock: boolean
-  analogFilterStrength: number
-}
-
-export type PublicEpgEntryDto = {
-  kind: ScheduleEntryKind
-  startsAtUtc: string
-  endsAtUtc: string
-  showId: string | null
-  showName: string | null
-  showPosterImageId: string | null
-  episodeId: string | null
-  episodeTitle: string | null
-  episodeOverview: string | null
-  episodeStillImageId: string | null
-}
+export type ApiError = {
+  title: string
+  detail: string
+  status: number
+}
+
+export type CurrentUser = {
+  id: string
+  userName: string
+  role: string
+}
+
+export type AuthResponse = {
+  accessToken: string
+  expiresAt: string
+  user: CurrentUser
+}
+
+export type RegistrationStatus = { enabled: boolean }
+
+export type SiteSettings = {
+  registrationEnabled: boolean
+  preferredAudioLanguages: string
+  /** Переключение каналов по номерам у зрителя; сетка каналов остаётся всегда. */
+  channelNumbersEnabled: boolean
+}
+
+/** Угол экрана для логотипа-оверлея. */
+export type LogoCorner = 'TopLeft' | 'TopRight' | 'BottomLeft' | 'BottomRight'
+
+/** Как канал выглядит у зрителя — всё опционально и по умолчанию выключено (см. 6.8). */
+export type ViewerSettings = {
+  logoImageId: string | null
+  logoCorner: LogoCorner
+  logoOpacity: number
+  showClock: boolean
+  analogFilterStrength: number
+}
+
+export type RoleDto = {
+  id: string
+  name: string
+  isSystem: boolean
+}
+
+export type UserSummaryDto = {
+  id: string
+  userName: string
+  role: string
+  isBlocked: boolean
+  createdAt: string
+}
+
+export type PagedList<T> = {
+  items: T[]
+  total: number
+  page: number
+  pageSize: number
+}
+
+export type CreatedIdResponse = { id: string }
+
+// ── Медиа ────────────────────────────────────────────────────────────────
+export type MediaAssetStatus = 'Pending' | 'Processing' | 'Ready' | 'Failed'
+type MediaSource = 'Upload' | 'Inbox' | 'ManualInbox' | 'Generated'
+
+/** Файл ручного inbox: лежит в manual/ и ждёт, пока его разложат по шоу. */
+export type ManualInboxFileDto = {
+  relativePath: string
+  /** Каталог внутри manual/ («» — корень): по нему список группируется. */
+  folder: string
+  name: string
+  sizeBytes: number
+  alreadyImported: boolean
+}
+
+/** Файл к разбору: номера серии уходят такими, какими их показал предпросмотр. */
+export type ManualImportItem = {
+  relativePath: string
+  season: number | null
+  episode: number | null
+}
+
+export type ManualInboxListDto = {
+  files: ManualInboxFileDto[]
+  /** Выдача обрезана лимитом — в каталоге есть ещё. */
+  truncated: boolean
+}
+
+export type ImportManualInboxResultDto = {
+  imported: number
+  failed: { relativePath: string; reason: string }[]
+}
+
+export type MediaAssetDto = {
+  id: string
+  originalFileName: string
+  source: MediaSource
+  status: MediaAssetStatus
+  durationSeconds: number | null
+  width: number | null
+  height: number | null
+  errorMessage: string | null
+  processingSeconds: number | null
+  createdAt: string
+}
+
+export type MediaStatsDto = {
+  queued: number
+  processing: number
+  averageProcessingSeconds: number | null
+}
+
+// ── Библиотека (жанры) ─────────────────────────────────────────────────────
+export type GenreDto = {
+  id: string
+  name: string
+  slug: string
+  sortOrder: number
+  isSystem: boolean
+  /** Варианты написания для сопоставления с метаданными провайдеров. */
+  aliases: string[]
+  /** Сколько шоу используют жанр — при ненулевом удаление заблокировано. */
+  showCount: number
+}
+
+// ── Библиотека (шоу) ───────────────────────────────────────────────────────
+/** `Interstitial` — ролик-врезка: то же шоу, но со своим экраном и вне общей библиотеки. */
+export type ShowKind = 'Series' | 'Single' | 'Interstitial'
+
+/**
+ * Возрастной рейтинг (MPAA), по возрастанию строгости — порядок значим для правил планировщика.
+ * `null` у шоу означает «не проставлен», а не «подходит всем»: такой контент планировщик не отсекает.
+ */
+export type ShowAudience = 'G' | 'PG' | 'PG-13' | 'R' | 'NC-17'
+
+/** Тот же порядок для селектов и списков. */
+export const SHOW_AUDIENCES: ShowAudience[] = ['G', 'PG', 'PG-13', 'R', 'NC-17']
+
+/**
+ * Значение пункта «рейтинг не проставлен» в селектах. Пустая строка не годится: Radix резервирует её
+ * под сброс и на пункте с value="" падает.
+ */
+export const AUDIENCE_UNSET = 'unset'
+
+export type ShowSummaryDto = {
+  id: string
+  name: string
+  originalName: string | null
+  kind: ShowKind
+  audience: ShowAudience | null
+  episodeCount: number
+  seasonCount: number
+  year: number | null
+  hasPoster: boolean
+  createdAt: string
+  /** Основной жанр — в списке показывается только он. */
+  primaryGenre: string | null
+}
+
+type ShowGenreDto = {
+  id: string
+  name: string
+  isPrimary: boolean
+}
+
+// ── Ролики-врезки ──────────────────────────────────────────────────────────
+/** Ролик: важна длительность, поэтому она приходит сразу, а не вторым запросом за ассетом. */
+export type InterstitialDto = {
+  id: string
+  name: string
+  mediaAssetId: string | null
+  assetStatus: MediaAssetStatus | null
+  durationSeconds: number | null
+  createdAt: string
+}
+
+/** Рекламный блок — коллекция, целиком собранная из роликов. */
+export type InterstitialBlockDto = {
+  id: string
+  name: string
+  itemCount: number
+  durationSeconds: number
+}
+
+// ── Библиотека (коллекции) ─────────────────────────────────────────────────
+export type CollectionSummaryDto = {
+  id: string
+  name: string
+  description: string | null
+  posterImageId: string | null
+  /** Сколько частей в коллекции. */
+  itemCount: number
+  /** Сколько единиц воспроизведения суммарно — у сериала внутри коллекции их больше одной. */
+  unitCount: number
+  createdAt: string
+}
+
+type CollectionItemDto = {
+  showId: string
+  position: number
+  showName: string
+  showKind: ShowKind
+  showAudience: ShowAudience | null
+  episodeCount: number
+  year: number | null
+  posterImageId: string | null
+}
+
+export type CollectionDto = {
+  id: string
+  name: string
+  description: string | null
+  posterImageId: string | null
+  createdAt: string
+  items: CollectionItemDto[]
+}
+
+/** Коллекция, в которую входит шоу — для блока на экране шоу. */
+type ShowCollectionRefDto = {
+  id: string
+  name: string
+  position: number
+}
+
+// ── Группы контента (планировщик) ──────────────────────────────────────────
+export type GroupElementKind = 'Show' | 'Collection'
+
+/** Правило быстрого набора состава. Пустые поля не ограничивают. */
+export type GroupFilter = {
+  elementKinds?: GroupElementKind[] | null
+  showKinds?: ShowKind[] | null
+  genreIds?: string[] | null
+  maxAudience?: ShowAudience | null
+  yearMin?: number | null
+  yearMax?: number | null
+  unitMinutesMin?: number | null
+  unitMinutesMax?: number | null
+}
+
+export type GroupSummaryDto = {
+  id: string
+  name: string
+  description: string | null
+  itemCount: number
+  unitCount: number
+  totalDurationSeconds: number
+  hasFilter: boolean
+  statsComputedAt: string | null
+  createdAt: string
+}
+
+type GroupItemDto = {
+  id: string
+  elementKind: GroupElementKind
+  elementId: string
+  elementName: string
+  weight: number
+  position: number
+  unitCount: number
+  showKind: ShowKind | null
+  audience: ShowAudience | null
+  year: number | null
+  posterImageId: string | null
+}
+
+export type GroupDto = {
+  id: string
+  name: string
+  description: string | null
+  filter: GroupFilter | null
+  itemCount: number
+  unitCount: number
+  totalDurationSeconds: number
+  statsComputedAt: string | null
+  items: GroupItemDto[]
+}
+
+/** Кандидат, найденный правилом набора. */
+export type GroupCandidateDto = {
+  elementKind: GroupElementKind
+  elementId: string
+  elementName: string
+  unitCount: number
+  showKind: ShowKind | null
+  audience: ShowAudience | null
+  year: number | null
+  posterImageId: string | null
+  alreadyInGroup: boolean
+}
+
+export type MetadataCandidate = {
+  externalId: string
+  title: string
+  year: number | null
+  overview: string | null
+  posterUrl: string | null
+  /** Сериал или полнометражка; null — источник ищет только по одному типу. */
+  kind: ShowKind | null
+}
+
+type SeasonGapDto = {
+  season: number
+  expected: number | null
+  loaded: number
+  missing: number[]
+}
+
+export type MissingEpisodesReport = {
+  seasons: SeasonGapDto[]
+}
+
+type EpisodeDto = {
+  id: string
+  mediaAssetId: string
+  position: number
+  assetName: string | null
+  assetStatus: MediaAssetStatus | null
+  durationSeconds: number | null
+  season: number | null
+  episode: number | null
+  title: string | null
+  overview: string | null
+  stillImageId: string | null
+}
+
+export type ImageCategory = 'Library' | 'ShowPoster' | 'EpisodeStill' | 'BumperBackground'
+
+export type ImageDto = {
+  id: string
+  category: ImageCategory
+  originalFileName: string | null
+  createdAt: string
+}
+
+export type ShowDto = {
+  id: string
+  name: string
+  originalName: string | null
+  kind: ShowKind
+  audience: ShowAudience | null
+  description: string | null
+  metadataProvider: string | null
+  metadataExternalId: string | null
+  year: number | null
+  posterImageId: string | null
+  episodes: EpisodeDto[]
+  genres: ShowGenreDto[]
+  collections: ShowCollectionRefDto[]
+}
+
+// ── Каналы ────────────────────────────────────────────────────────────────
+type ScheduleEntryKind = 'Program' | 'Ad' | 'Bumper' | 'Fallback' | 'SignOff'
+export type BumperFont = 'Sans' | 'Serif'
+export type BumperSelection = 'Random' | 'AlwaysFirst' | 'WeightedRandom'
+export type BumperTextKind = 'NowNext' | 'Free'
+export type BumperTrigger = 'OnShowChange' | 'BetweenEpisodes' | 'Both'
+
+/** Общие для канала настройки заставок (стиль/звук/текст — на блоках и подблоках). */
+/** Условия показа (как часто, на смене шоу или между сериями) живут на элементе стыка, не здесь. */
+export type BumperSettings = {
+  font: BumperFont
+  selection: BumperSelection
+}
+
+/** Подблок (текст-вариант): свой текст + правило показа поверх стиля/звука блока. */
+export type BumperTextVariantDto = {
+  id: string
+  position: number
+  name: string
+  kind: BumperTextKind
+  nowLabel: string
+  nextLabel: string
+  line1: string
+  line2: string
+  trigger: BumperTrigger
+  /** Вес при стратегии выбора «случайно взвешенный» (0 — не выбирается). */
+  weight: number
+}
+
+export type BumperTemplateDto = {
+  id: string
+  position: number
+  isDefault: boolean
+  name: string
+  backgroundColor: string
+  backgroundColor2: string
+  accentColor: string
+  textColor: string
+  backgroundImageId: string | null
+  hasAudio: boolean
+  audioDurationSeconds: number | null
+  variants: BumperTextVariantDto[]
+}
+
+export type ChannelSummaryDto = {
+  id: string
+  name: string
+  slug: string
+  isEnabled: boolean
+}
+
+export type ChannelDto = {
+  id: string
+  name: string
+  slug: string
+  isEnabled: boolean
+  /** Номер канала для переключения по номерам (null — не задан). */
+  number: number | null
+  /** Смещение времени канала от UTC, минуты (180 — московское). */
+  utcOffsetMinutes: number
+  /** Начало вещательных суток в времени канала («06:00:00»). */
+  dayStartTime: string
+  templateId: string | null
+  bumpersEnabled: boolean
+  bumper: BumperSettings
+  bumperTemplates: BumperTemplateDto[]
+  fillerAssetId: string | null
+  viewer: ViewerSettings
+}
+
+// ── Сетка канала (шаблон → слои → слоты) ──────────────────────────────────
+export type Daypart = 'Morning' | 'Day' | 'Prime' | 'Night'
+export type SlotKind = 'Content' | 'Repeat' | 'SignOff'
+export type SlotBlockMode = 'Count' | 'Duration' | 'FillSlot'
+export type OverflowPolicy = 'ContinueNext' | 'ExtendSlot' | 'SkipIfNotFits'
+export type SlotStrategyType = 'Sequential' | 'RandomWithCooldown' | 'Fixed'
+type CooldownFallback = 'OldestFirst' | 'IgnoreCooldown'
+
+type SlotStrategy = {
+  type: SlotStrategyType
+  restartOnEnd: boolean
+  cooldownDays: number
+  fallback: CooldownFallback
+  fixedElementId?: string | null
+}
+
+/** Что повторяет слот-повтор: точка в уже записанной ленте того же канала. */
+type RepeatSource = { daysAgo: number; time: string; durationMinutes: number }
+
+export type SlotDto = {
+  id: string
+  layerId: string
+  /** День недели вещательных суток (0=Вс..6=Сб) или null — каждый день. */
+  weekday: number | null
+  targetStart: string
+  targetDurationMinutes: number
+  title: string
+  daypart: Daypart
+  slotKind: SlotKind
+  groupId: string | null
+  groupName: string | null
+  strategy: SlotStrategy | null
+  repeatSource: RepeatSource | null
+  blockMode: SlotBlockMode
+  blockValue: number
+  overflowPolicy: OverflowPolicy
+  isAnchor: boolean
+  maxDriftMinutes: number
+  /** Округление старта до кратного N минут (5/10/15/30) или null. */
+  snapToMinutes: number | null
+  /** Стык между единицами внутри слота (null — шаблон канала по умолчанию). */
+  junctionBetweenId: string | null
+  /** Стык после слота (null — шаблон канала по умолчанию). */
+  junctionAfterId: string | null
+}
+
+// ── Стыки (что играет между программами) ──────────────────────────────────
+export type JunctionElementKind = 'Ad' | 'Promo' | 'Bumper' | 'Filler'
+export type JunctionAmountMode = 'Count' | 'Duration'
+
+/** Условия показа врезки — структурные поля, а не выражение-строка. */
+export type JunctionConditions = {
+  onlyOnElementChange: boolean
+  minMinutesBetween: number
+}
+
+export type JunctionElementDto = {
+  id: string
+  position: number
+  kind: JunctionElementKind
+  groupId: string | null
+  groupName: string | null
+  bumperTemplateId: string | null
+  bumperTemplateName: string | null
+  amountMode: JunctionAmountMode
+  amountValue: number
+  isRequired: boolean
+  conditions: JunctionConditions | null
+}
+
+export type JunctionTemplateDto = {
+  id: string
+  name: string
+  elements: JunctionElementDto[]
+}
+
+export type DateRange = { from: string; to: string }
+export type AnnualRange = { fromMonth: number; fromDay: number; toMonth: number; toDay: number }
+
+/** Когда действует слой. Пустая применимость — слой действует всегда. */
+export type LayerApplicability = {
+  weekdays?: number[] | null
+  dateRanges?: DateRange[] | null
+  annualRanges?: AnnualRange[] | null
+  specificDates?: string[] | null
+}
+
+export type GridLayerDto = {
+  id: string
+  name: string
+  priority: number
+  isEnabled: boolean
+  isBackground: boolean
+  applicability: LayerApplicability | null
+  slots: SlotDto[]
+}
+
+/** Окно детского времени: до `to` в эфир идёт контент не строже `maxAudience`. */
+export type AudienceWindow = { from: string; to: string; maxAudience: ShowAudience }
+
+/** Правила отбора кандидатов канала — жёсткие фильтры, применяются до жребия. */
+export type PlanningRules = {
+  maxAudienceByTime?: AudienceWindow[] | null
+  maxRepeatsInWindow?: { windowDays: number; max: number } | null
+  /** Пост-проверки: считаются по готовой ленте и только предупреждают. */
+  maxBreakMinutesPerHour?: number | null
+  maxGenreSharePercent?: number | null
+  maxFallbackSharePercent?: number | null
+}
+
+export type ScheduleTemplateDto = {
+  id: string
+  channelId: string
+  name: string
+  fallbackGroupId: string | null
+  /** Стык, который берётся, когда слот своего не задал. */
+  defaultJunctionId: string | null
+  /** Детское время и потолок повторов. */
+  rules: PlanningRules | null
+  revision: number
+  appliedRevision: number
+  /** Есть ли правки правил, не применённые к эфиру. */
+  hasPendingChanges: boolean
+  utcOffsetMinutes: number
+  dayStartTime: string
+  layers: GridLayerDto[]
+}
+
+type PlanningWarningKind =
+  | 'SlotEmpty'
+  | 'DriftExceeded'
+  | 'CooldownExhausted'
+  | 'RepeatSourceEmpty'
+  | 'FallbackEmpty'
+  | 'CandidatesFiltered'
+  | 'BreakLimitExceeded'
+  | 'GenreShareExceeded'
+  | 'FallbackShareExceeded'
+
+type PlanningWarningDto = {
+  kind: PlanningWarningKind
+  slotId: string | null
+  details: string
+}
+
+export type ApplyResultDto = { added: number; warnings: PlanningWarningDto[] }
+
+/** Что изменится в эфире, если применить правила сейчас (см. 6.6). */
+type ScheduleChangeDto = {
+  startsAtUtc: string
+  before: string | null
+  after: string | null
+  /** Попадает в ближайшие сутки — подсвечивается отдельно. */
+  soon: boolean
+}
+
+export type ScheduleDiffDto = {
+  total: number
+  changed: number
+  changedSoon: number
+  changes: ScheduleChangeDto[]
+}
+
+/** Цепочка происхождения записи — «почему это здесь» (см. 6.5). */
+export type EntryTraceDto = {
+  entryId: string
+  startsAtUtc: string
+  endsAtUtc: string
+  showName: string | null
+  episodeIndex: number | null
+  layerName: string | null
+  layerPriority: number | null
+  slotTitle: string | null
+  slotKind: SlotKind | null
+  slotWeekday: number | null
+  slotTargetStart: string | null
+  slotDurationMinutes: number | null
+  groupName: string | null
+  groupItemCount: number | null
+  /** Коллекция, частью которой шла запись, — если в эфир шла франшиза, а не одиночное шоу. */
+  collectionName: string | null
+  strategy: SlotStrategyType | null
+  cooldownDays: number | null
+  candidatesAfterCooldown: number | null
+  driftMinutes: number
+  snapped: boolean
+  junctionName: string | null
+}
+
+export type CopyTemplateResultDto = {
+  layers: number
+  slots: number
+  junctions: number
+  /** Врезки-заставки, для которых на канале-приёмнике не нашлось блока с таким же именем. */
+  droppedBumperRefs: number
+}
+
+/** Проверки сетки по правилам, до генерации (см. 5.1). */
+type TemplateIssueKind =
+  | 'GroupEmpty'
+  | 'GroupTooSmall'
+  | 'GridGap'
+  | 'SlotOverlap'
+  | 'CooldownUnreachable'
+  | 'AudienceConflict'
+  | 'GroupMissing'
+
+export type TemplateIssueDto = {
+  kind: TemplateIssueKind
+  severity: 'Warning' | 'Error'
+  layerId: string | null
+  slotId: string | null
+  details: string
+}
+
+/** Что попало в ленту предпросмотра. `Bumper` приходит без ассета — он рендерится при применении. */
+export type PlannedItemKind = 'Program' | 'Fallback' | 'SignOff' | 'Ad' | 'Promo' | 'Bumper'
+
+export type PreviewItemDto = {
+  kind: PlannedItemKind
+  startsAtUtc: string
+  endsAtUtc: string
+  showId: string | null
+  title: string | null
+  slotId: string | null
+  slotTitle: string | null
+}
+
+export type SchedulePreviewDto = {
+  fromUtc: string
+  toUtc: string
+  utcOffsetMinutes: number
+  items: PreviewItemDto[]
+  warnings: PlanningWarningDto[]
+}
+
+export type ScheduleEntryDto = {
+  id: string
+  kind: ScheduleEntryKind
+  mediaAssetId: string
+  startsAtUtc: string
+  endsAtUtc: string
+  showId: string | null
+  showName: string | null
+  episodeIndex: number | null
+  seasonEpisode: string | null
+  /** Для заставок: имя подблока и его текст — для метки в расписании. */
+  bumperName: string | null
+  bumperText: string | null
+}
+
+// ── Публичный эфир ─────────────────────────────────────────────────────────
+export type PublicChannelDto = {
+  id: string
+  slug: string
+  name: string
+  /** Номер канала для переключения по номерам или null. */
+  number: number | null
+  currentShowId: string | null
+  currentShowName: string | null
+  currentShowPosterImageId: string | null
+  logoImageId: string | null
+  logoCorner: LogoCorner
+  logoOpacity: number
+  showClock: boolean
+  analogFilterStrength: number
+}
+
+export type PublicEpgEntryDto = {
+  kind: ScheduleEntryKind
+  startsAtUtc: string
+  endsAtUtc: string
+  showId: string | null
+  showName: string | null
+  showPosterImageId: string | null
+  episodeId: string | null
+  episodeTitle: string | null
+  episodeOverview: string | null
+  episodeStillImageId: string | null
+}
diff --git a/frontend/src/shared/lib/i18n.ts b/frontend/src/shared/lib/i18n.ts
index 230c057..e866a2a 100644
--- a/frontend/src/shared/lib/i18n.ts
+++ b/frontend/src/shared/lib/i18n.ts
@@ -7,20 +7,20 @@ const resources = {
   ru: { translation: ru },
   en: { translation: en },
 }
-
-const STORAGE_KEY = 'tw-lang'
-const stored = typeof localStorage !== 'undefined' ? localStorage.getItem(STORAGE_KEY) : null
-
-void i18n.use(initReactI18next).init({
-  resources,
-  lng: stored ?? 'ru',
-  fallbackLng: 'ru',
-  interpolation: { escapeValue: false },
-})
-
-export function setLanguage(lng: string) {
-  localStorage.setItem(STORAGE_KEY, lng)
-  void i18n.changeLanguage(lng)
-}
-
-export default i18n
+
+const STORAGE_KEY = 'tw-lang'
+const stored = typeof localStorage !== 'undefined' ? localStorage.getItem(STORAGE_KEY) : null
+
+void i18n.use(initReactI18next).init({
+  resources,
+  lng: stored ?? 'ru',
+  fallbackLng: 'ru',
+  interpolation: { escapeValue: false },
+})
+
+export function setLanguage(lng: string) {
+  localStorage.setItem(STORAGE_KEY, lng)
+  void i18n.changeLanguage(lng)
+}
+
+export default i18n