Add telegram message on bundle completed

src/Managing.Application.Workers/BundleBacktestWorker.cs

@@ -18,10 +18,12 @@ public class BundleBacktestWorker : BaseWorker<BundleBacktestWorker>
 {
     // Removed direct repository usage for bundle requests
     private readonly IBacktester _backtester;
+    private readonly IMessengerService _messengerService;
     private static readonly WorkerType _workerType = WorkerType.BundleBacktest;
 
     public BundleBacktestWorker(
         IBacktester backtester,
+        IMessengerService messengerService,
         ILogger<BundleBacktestWorker> logger,
         IWorkerService workerService) : base(
         _workerType,
@@ -30,6 +32,7 @@ public class BundleBacktestWorker : BaseWorker<BundleBacktestWorker>
         workerService)
     {
         _backtester = backtester;
+        _messengerService = messengerService;
     }
 
     protected override async Task Run(CancellationToken cancellationToken)
@@ -115,6 +118,12 @@ public class BundleBacktestWorker : BaseWorker<BundleBacktestWorker>
             if (bundleRequest.FailedBacktests == 0)
             {
                 bundleRequest.Status = BundleBacktestRequestStatus.Completed;
+                // Send Telegram message to the user's channelId
+                if (bundleRequest.User?.TelegramChannel != null)
+                {
+                    var message = $"✅ Bundle backtest '{bundleRequest.Name}' (ID: {bundleRequest.RequestId}) is completed.";
+                    await _messengerService.SendMessage(message, bundleRequest.User.TelegramChannel);
+                }
             }
             else if (bundleRequest.CompletedBacktests == 0)
             {