Tray icon implementation.

Wino.Mail.WinUI/App.xaml.cs

@@ -8,6 +8,7 @@ using Wino.Core.WinUI;
 using Wino.Core.WinUI.Interfaces;
 using Wino.Mail.Services;
 using Wino.Mail.ViewModels;
+using Wino.Mail.WinUI.Services;
 using Wino.Messaging.Server;
 using Wino.Services;
 namespace Wino.Mail.WinUI;
@@ -33,6 +34,7 @@ public partial class App : WinoApplication, IRecipient<NewMailSynchronizationReq
         services.AddTransient<ISettingsBuilderService, SettingsBuilderService>();
         services.AddTransient<IProviderService, ProviderService>();
         services.AddSingleton<IAuthenticatorConfig, MailAuthenticatorConfiguration>();
+        services.AddSingleton<ISystemTrayService, SystemTrayService>();
     }
 
     private void RegisterViewModels(IServiceCollection services)
@@ -91,6 +93,14 @@ public partial class App : WinoApplication, IRecipient<NewMailSynchronizationReq
 
         await InitializeServicesAsync();
 
+        // Initialize system tray
+        var systemTrayService = Services.GetService<ISystemTrayService>();
+        if (systemTrayService != null)
+        {
+            systemTrayService.Initialize();
+            systemTrayService.Show(); // Explicitly show the tray icon
+        }
+
         if (MainWindow is not IWinoShellWindow shellWindow) throw new ArgumentException("MainWindow must implement IWinoShellWindow");
 
         shellWindow.HandleAppActivation(args);