Remove unused activity creation flag and simplify dismissal logic in LiveCardProvider

refilc/lib/api/providers/live_card_provider.dart

@@ -37,7 +37,6 @@ class LiveCardProvider extends ChangeNotifier {
   static bool hasActivityStarted = false;
   static bool hasDayEnd = false;
   static bool hasUserDismissed = false;
-  static bool _isCreating = false;
   static DateTime? storeFirstRunDate;
   static bool hasActivitySettingsChanged = false;
   // ignore: non_constant_identifier_names
@@ -78,12 +77,7 @@ class LiveCardProvider extends ChangeNotifier {
     };
 
     PlatformChannel.onActivityDismissed = (deviceId) {
-      if (_isCreating) {
-        debugPrint("Live Activity dismiss ignored (create in progress)");
-        return;
-      }
       debugPrint("Live Activity dismissed by user");
-      serverSync.forceUnregister(deviceId);
       hasActivityStarted = false;
       hasUserDismissed = true;
     };
@@ -436,9 +430,7 @@ class LiveCardProvider extends ChangeNotifier {
   }
 
   Future<void> _createAndSync() async {
-    _isCreating = true;
     final result = await PlatformChannel.createLiveActivity(toMap());
-    _isCreating = false;
     if (result != null && result['success'] == 'true') {
       debugPrint("Live Activity létrehozva, várunk a push tokenre...");
     } else {