Notify via Telegram about new support ticket comments

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

backend/tests/PnvPanel.Application.Tests/Support/AddTicketCommentCommandHandlerTests.cs

@@ -14,6 +14,7 @@ public class AddTicketCommentCommandHandlerTests
     private readonly IIdentityService _identityService = Substitute.For<IIdentityService>();
     private readonly IFileStorage _fileStorage = Substitute.For<IFileStorage>();
     private readonly IRealtimeNotifier _notifier = Substitute.For<IRealtimeNotifier>();
+    private readonly ITelegramNotifier _telegramNotifier = Substitute.For<ITelegramNotifier>();
 
     private static CurrentUserProfile Profile(Guid userId, string role) =>
         new(
@@ -51,6 +52,7 @@ public class AddTicketCommentCommandHandlerTests
             _identityService,
             _fileStorage,
             _notifier,
+            _telegramNotifier,
             currentUser
         );
 
@@ -68,6 +70,22 @@ public class AddTicketCommentCommandHandlerTests
                 Arg.Any<Guid>(),
                 Arg.Any<CancellationToken>()
             );
+        await _telegramNotifier
+            .DidNotReceive()
+            .NotifyUserAsync(
+                Arg.Any<Guid>(),
+                Arg.Any<string>(),
+                Arg.Any<string?>(),
+                Arg.Any<CancellationToken>()
+            );
+        await _telegramNotifier
+            .Received(1)
+            .NotifyAdminsTicketCommentAddedAsync(
+                ticket.Id,
+                "alice",
+                "апдейт",
+                Arg.Any<CancellationToken>()
+            );
     }
 
     [Fact]
@@ -90,6 +108,7 @@ public class AddTicketCommentCommandHandlerTests
             _identityService,
             _fileStorage,
             _notifier,
+            _telegramNotifier,
             currentUser
         );
 
@@ -102,6 +121,22 @@ public class AddTicketCommentCommandHandlerTests
         await _notifier
             .Received(1)
             .NotifyTicketUpdatedAsync(ticket.Id, ownerId, Arg.Any<CancellationToken>());
+        await _telegramNotifier
+            .Received(1)
+            .NotifyUserAsync(
+                ownerId,
+                Arg.Any<string>(),
+                $"/support?ticket={ticket.Id}",
+                Arg.Any<CancellationToken>()
+            );
+        await _telegramNotifier
+            .DidNotReceive()
+            .NotifyAdminsTicketCommentAddedAsync(
+                Arg.Any<Guid>(),
+                Arg.Any<string>(),
+                Arg.Any<string>(),
+                Arg.Any<CancellationToken>()
+            );
     }
 
     [Fact]
@@ -124,6 +159,7 @@ public class AddTicketCommentCommandHandlerTests
             _identityService,
             _fileStorage,
             _notifier,
+            _telegramNotifier,
             currentUser
         );
 
@@ -156,6 +192,7 @@ public class AddTicketCommentCommandHandlerTests
             _identityService,
             _fileStorage,
             _notifier,
+            _telegramNotifier,
             currentUser
         );