Enhance code readability and maintainability by refactoring various components. Update formatting commands in CLAUDE.md for csharpier integration. Simplify method signatures in SegmentFiles, UploadLimits, and multiple endpoint classes for improved clarity. Adjust query handlers and command handlers to streamline parameter handling and enhance consistency across the application.

backend/tests/TeleWave.Integration.Tests/TemplateOperationsIntegrationTests.cs

@@ -100,7 +100,11 @@ public sealed class TemplateOperationsIntegrationTests(PostgresFixture fixture)
         // 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);
+        var channel = Channel.Create(
+            $"Без сетки {suffix}",
+            $"nogrid-{suffix}",
+            DateTimeOffset.UtcNow
+        );
         seedDb.Channels.Add(channel);
         await seedDb.SaveChangesAsync();
 
@@ -131,7 +135,9 @@ public sealed class TemplateOperationsIntegrationTests(PostgresFixture fixture)
     }
 
     /// <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)
+    private static async Task<(Guid Source, Guid Target, Guid GroupId)> SeedPairAsync(
+        AppDbContext db
+    )
     {
         var suffix = Guid.NewGuid().ToString("N")[..8];