Enhance Live Activity dismissal handling by passing deviceId and updating server unregistration logic

refilc/ios/Runner/AppDelegate.swift

@@ -38,7 +38,10 @@ import Security
             object: nil,
             queue: .main
         ) { [weak self] _ in
-            self?.methodChannel?.invokeMethod("liveActivityDismissed", arguments: nil)
+            let deviceId = self?.getOrCreateDeviceId() ?? ""
+            self?.methodChannel?.invokeMethod("liveActivityDismissed", arguments: [
+                "deviceId": deviceId,
+            ])
         }
 
         // Token rotation figyelése: ha az APNs új tokent ad, értesítjük Flutter-t

refilc/ios/livecard/LiveActivityManager.swift

@@ -95,6 +95,8 @@ final class LiveActivityManager {
                     name: NSNotification.Name("LiveActivityDismissed"),
                     object: nil
                 )
+                // Activity formálisan is leállítjuk ha még fut
+                await activity.end(nil, dismissalPolicy: .immediate)
                 break
             }
         }

refilc/lib/api/providers/live_card_provider.dart

@@ -73,9 +73,9 @@ class LiveCardProvider extends ChangeNotifier {
     };
 
     // Ha a user dismiss-eli a Live Activity-t (swipe), értesítjük a szervert
-    PlatformChannel.onActivityDismissed = () {
+    PlatformChannel.onActivityDismissed = (deviceId) {
       debugPrint("Live Activity dismissed - unregistering from server");
-      serverSync.unregister();
+      serverSync.forceUnregister(deviceId);
       hasActivityStarted = false;
       hasUserDismissed = true;
     };

refilc/lib/api/providers/liveactivity/platform_channel.dart

@@ -10,7 +10,7 @@ class PlatformChannel {
   static void Function(String pushToken, String deviceId, String bundleId)? onTokenUpdated;
 
   /// Callback ha a user dismiss-eli a Live Activity-t (swipe left).
-  static void Function()? onActivityDismissed;
+  static void Function(String deviceId)? onActivityDismissed;
 
   static void _setupMethodCallListener() {
     _channel.setMethodCallHandler((call) async {
@@ -24,8 +24,10 @@ class PlatformChannel {
           );
         }
       } else if (call.method == 'liveActivityDismissed') {
-        debugPrint("Live Activity dismissed by user");
-        onActivityDismissed?.call();
+        final args = call.arguments as Map?;
+        final deviceId = args?['deviceId'] as String? ?? '';
+        debugPrint("Live Activity dismissed by user (device: $deviceId)");
+        onActivityDismissed?.call(deviceId);
       }
     });
   }

refilc/lib/api/providers/liveactivity/server_sync_provider.dart

@@ -119,20 +119,26 @@ class ServerSyncProvider {
 
   Future<void> unregister() async {
     if (_deviceId == null) return;
+    await forceUnregister(_deviceId!);
+  }
+
+  /// Unregister egy adott deviceId-vel, akkor is ha a _deviceId nincs beállítva (pl. app restart után).
+  Future<void> forceUnregister(String deviceId) async {
     try {
       final response = await http.post(
         Uri.parse('$_baseUrl/unregister'),
         headers: {'Content-Type': 'application/json'},
-        body: jsonEncode({'device_id': _deviceId}),
+        body: jsonEncode({'device_id': deviceId}),
       ).timeout(const Duration(seconds: 10));
       if (response.statusCode == 200) {
-        debugPrint('ServerSync: schedule törölve (unregister)');
+        debugPrint('ServerSync: device + schedule törölve (unregister)');
       } else {
         debugPrint('ServerSync unregister hiba: ${response.statusCode}');
       }
     } catch (e) {
       debugPrint('ServerSync unregister kivétel: $e');
     }
+    _deviceId = null;
   }
 
   List<Lesson> _filterLessons(List<Lesson> lessons) {