Enhance Telegram notification system with optional link support

- Updated NotifyUserAsync method in TelegramNotifier to accept an optional linkPath parameter for dynamic URL generation.
- Modified various command handlers to utilize the new linkPath feature, providing users with relevant links in their notifications.
- Adjusted ITelegramNotifier interface documentation to reflect the changes in method signature and functionality.
- Enhanced unit tests to verify the correct invocation of the updated NotifyUserAsync method.

backend/src/PnvPanel.Api/Telegram/TelegramNotifier.cs

@@ -228,6 +228,7 @@ internal sealed class TelegramNotifier(
     public async Task NotifyUserAsync(
         Guid userId,
         string message,
+        string? linkPath,
         CancellationToken cancellationToken
     )
     {
@@ -240,15 +241,14 @@ internal sealed class TelegramNotifier(
 
         InlineKeyboardMarkup? keyboard = null;
         if (!string.IsNullOrWhiteSpace(options.Value.PublicSiteUrl))
+        {
+            var url = string.IsNullOrWhiteSpace(linkPath)
+                ? options.Value.PublicSiteUrl
+                : $"{options.Value.PublicSiteUrl.TrimEnd('/')}{linkPath}";
             keyboard = new InlineKeyboardMarkup(
-                new[]
-                {
-                    InlineKeyboardButton.WithUrl(
-                        "🌐 Открыть на сайте",
-                        options.Value.PublicSiteUrl
-                    ),
-                }
+                new[] { InlineKeyboardButton.WithUrl("🌐 Открыть на сайте", url) }
             );
+        }
 
         try
         {

backend/src/PnvPanel.Application/Admin/Activation/ApproveActivationCommandHandler.cs

@@ -61,6 +61,7 @@ public sealed class ApproveActivationCommandHandler(
         await telegramNotifier.NotifyUserAsync(
             request.UserId,
             "✅ Ваш аккаунт активирован администратором.",
+            null,
             cancellationToken
         );
         return Result.Success();

backend/src/PnvPanel.Application/Admin/Support/ApproveRoleRequestCommandHandler.cs

@@ -82,6 +82,7 @@ public sealed class ApproveRoleRequestCommandHandler(
         await telegramNotifier.NotifyUserAsync(
             ticket.UserId,
             "✅ Ваша заявка на роль одобрена.",
+            $"/support?ticket={ticket.Id}",
             cancellationToken
         );
 

backend/src/PnvPanel.Application/Admin/Support/CloseTicketCommandHandler.cs

@@ -51,6 +51,7 @@ public sealed class CloseTicketCommandHandler(
         await telegramNotifier.NotifyUserAsync(
             ticket.UserId,
             "🔒 Ваше обращение закрыто.",
+            $"/support?ticket={ticket.Id}",
             cancellationToken
         );
 

backend/src/PnvPanel.Application/Admin/Support/RejectRoleRequestCommandHandler.cs

@@ -57,6 +57,7 @@ public sealed class RejectRoleRequestCommandHandler(
         await telegramNotifier.NotifyUserAsync(
             ticket.UserId,
             "❌ Ваша заявка на роль отклонена.",
+            $"/support?ticket={ticket.Id}",
             cancellationToken
         );
 

backend/src/PnvPanel.Application/Admin/Support/ResolveTicketCommandHandler.cs

@@ -51,6 +51,7 @@ public sealed class ResolveTicketCommandHandler(
         await telegramNotifier.NotifyUserAsync(
             ticket.UserId,
             "✅ Ваше обращение решено.",
+            $"/support?ticket={ticket.Id}",
             cancellationToken
         );
 

backend/src/PnvPanel.Application/Admin/Users/BlockUserCommandHandler.cs

@@ -91,6 +91,7 @@ public sealed class BlockUserCommandHandler(
         await telegramNotifier.NotifyUserAsync(
             command.UserId,
             "⛔ Ваш аккаунт заблокирован администратором.",
+            null,
             cancellationToken
         );
 

backend/src/PnvPanel.Application/Admin/Users/DeleteUserCommandHandler.cs

@@ -66,6 +66,7 @@ public sealed class DeleteUserCommandHandler(
         await telegramNotifier.NotifyUserAsync(
             command.UserId,
             "🗑 Ваш аккаунт удалён администратором.",
+            null,
             cancellationToken
         );
 

backend/src/PnvPanel.Application/Admin/Users/ForceRevokeConfigCommandHandler.cs

@@ -71,6 +71,7 @@ public sealed class ForceRevokeConfigCommandHandler(
         await telegramNotifier.NotifyUserAsync(
             config.UserId,
             $"⚠️ Администратор отозвал ваш конфиг «{config.Label ?? config.ClientEmail}».",
+            null,
             cancellationToken
         );
 

backend/src/PnvPanel.Application/Common/Interfaces/ITelegramNotifier.cs

@@ -17,8 +17,9 @@ public interface ITelegramNotifier
     );
 
     /// <summary>Личное сообщение пользователю, если у него привязан Telegram (иначе no-op).
-    /// Если задан PublicSiteUrl — добавляет кнопку-ссылку на сайт.</summary>
-    Task NotifyUserAsync(Guid userId, string message, CancellationToken cancellationToken);
+    /// Если задан PublicSiteUrl — добавляет кнопку-ссылку на сайт; linkPath — относительный путь
+    /// (например "/support?ticket={id}"), на который она ведёт, null — на корень сайта.</summary>
+    Task NotifyUserAsync(Guid userId, string message, string? linkPath, CancellationToken cancellationToken);
 
     /// <summary>Баг-репорт/предложение — только кнопка-ссылка на сайт (переписка и картинки — там),
     /// без инлайн-действий.</summary>

backend/tests/PnvPanel.Application.Tests/Admin/Support/ApproveRoleRequestCommandHandlerTests.cs

@@ -56,7 +56,7 @@ public class ApproveRoleRequestCommandHandlerTests
             .ChangeUserRoleAsync(userId, newRoleId, Arg.Any<CancellationToken>());
         await _telegramNotifier
             .Received(1)
-            .NotifyUserAsync(userId, Arg.Any<string>(), Arg.Any<CancellationToken>());
+            .NotifyUserAsync(userId, Arg.Any<string>(), Arg.Any<string?>(), Arg.Any<CancellationToken>());
     }
 
     [Fact]

backend/tests/PnvPanel.Application.Tests/Admin/Users/DeleteUserCommandHandlerTests.cs

@@ -101,7 +101,7 @@ public class DeleteUserCommandHandlerTests
             );
         await _telegramNotifier
             .Received(1)
-            .NotifyUserAsync(userId, Arg.Any<string>(), Arg.Any<CancellationToken>());
+            .NotifyUserAsync(userId, Arg.Any<string>(), Arg.Any<string?>(), Arg.Any<CancellationToken>());
         await _identityService.Received(1).DeleteUserAsync(userId, Arg.Any<CancellationToken>());
 
         var audit = Assert.Single(dbContext.AuditLogs.Local);

frontend/src/features/support/SupportTicketList.tsx

@@ -1,4 +1,5 @@
 import { useState } from 'react'
+import { getRouteApi } from '@tanstack/react-router'
 import { useQuery } from '@tanstack/react-query'
 import { useTranslation } from 'react-i18next'
 import { Button } from '@/shared/ui/button'
@@ -10,11 +11,13 @@ import { TicketStatusBadge } from './TicketStatusBadge'
 import { listMyTickets } from './api'
 
 const PAGE_SIZE = 20
+const routeApi = getRouteApi('/support')
 
 export function SupportTicketList() {
   const { t } = useTranslation()
+  const navigate = routeApi.useNavigate()
+  const { ticket: selectedTicketId } = routeApi.useSearch()
   const [page, setPage] = useState(1)
-  const [selectedTicketId, setSelectedTicketId] = useState<string | null>(null)
 
   const { data, isLoading, isError, refetch } = useQuery({
     queryKey: ['my-tickets', page],
@@ -44,7 +47,7 @@ export function SupportTicketList() {
       {data && data.items.length > 0 && (
         <div className="flex flex-col gap-3">
           {data.items.map((ticket) => (
-            <Card key={ticket.id} className="cursor-pointer" onClick={() => setSelectedTicketId(ticket.id)}>
+            <Card key={ticket.id} className="cursor-pointer" onClick={() => navigate({ search: { ticket: ticket.id } })}>
               <CardHeader className="flex-row items-center justify-between gap-2">
                 <CardTitle className="text-base">{t(`support.type.${ticket.type}`)}</CardTitle>
                 <TicketStatusBadge status={ticket.status} />
@@ -71,7 +74,7 @@ export function SupportTicketList() {
       )}
 
       {selectedTicketId && (
-        <TicketDetailDialog ticketId={selectedTicketId} onOpenChange={(open) => !open && setSelectedTicketId(null)} />
+        <TicketDetailDialog ticketId={selectedTicketId} onOpenChange={(open) => !open && navigate({ search: {} })} />
       )}
     </div>
   )

frontend/src/routes/support.tsx

@@ -3,7 +3,14 @@ import { useTranslation } from 'react-i18next'
 import { useRequireActivated } from '@/features/auth/guards'
 import { SupportTicketList } from '@/features/support/SupportTicketList'
 
-export const Route = createFileRoute('/support')({ component: SupportPage })
+export const Route = createFileRoute('/support')({
+  component: SupportPage,
+  // Ссылка из Telegram-уведомления об изменении статуса тикета ведёт на этот же роут с
+  // ?ticket=<id> — отдельного роута на конкретный тикет нет, он открывается диалогом поверх списка.
+  validateSearch: (search: Record<string, unknown>): { ticket?: string } => ({
+    ticket: typeof search.ticket === 'string' ? search.ticket : undefined,
+  }),
+})
 
 function SupportPage() {
   const { t } = useTranslation()