update

lib/common/utils/fcm_service.dart

@@ -194,7 +194,15 @@ class FcmService {
   }
 
   /// Returns the FCM registration token for this device.
-  Future<String?> getToken() => _messaging.getToken();
+  /// Returns null if token is unavailable (e.g. simulator, APNs not ready).
+  Future<String?> getToken() async {
+    try {
+      return await _messaging.getToken();
+    } catch (e) {
+      debugPrint('[FCM] getToken failed: $e');
+      return null;
+    }
+  }
 
   /// Subscribe to a topic (e.g. 'all', 'promo').
   Future<void> subscribeToTopic(String topic) =>