fix: Push error message

lib/utils/background_push.dart

@@ -258,8 +258,11 @@ class BackgroundPush {
     if (context == null) {
       return;
     }
-    if (await store.getItemBool(SettingKeys.showNoGoogle, true)) {
-      await loadLocale();
+    if (await store.getItemBool(SettingKeys.showNoGoogle, true) != true) {
+      return;
+    }
+    await loadLocale();
+    WidgetsBinding.instance.addPostFrameCallback((_) {
       if (PlatformInfos.isAndroid) {
         onFcmError?.call(
           l10n!.noGoogleServicesWarning,
@@ -267,13 +270,10 @@ class BackgroundPush {
             AppConfig.enablePushTutorial,
           ),
         );
+        return;
       }
       onFcmError?.call(l10n!.oopsPushError);
-
-      if (null == await store.getItem(SettingKeys.showNoGoogle)) {
-        await store.setItemBool(SettingKeys.showNoGoogle, false);
-      }
-    }
+    });
   }
 
   Future<void> setupFirebase() async {