chore: fix things

mobile/apps/photos/lib/main.dart

@@ -187,6 +187,7 @@ Future<void> _runMinimally(String taskId, TimeLogger tlog) async {
 
   await MLService.instance.init();
   await SemanticSearchService.instance.init();
+  await PersonService.init(entityService, MLDataDB.instance, prefs);
   await MLService.instance.runAllML(force: true);
   await smartAlbumsService.syncSmartAlbums();
 }

mobile/apps/photos/lib/utils/bg_task_utils.dart

@@ -6,6 +6,7 @@ import "package:permission_handler/permission_handler.dart";
 import "package:photos/db/upload_locks_db.dart";
 import "package:photos/extensions/stop_watch.dart";
 import "package:photos/main.dart";
+import "package:photos/service_locator.dart";
 import "package:photos/utils/file_uploader.dart";
 import "package:shared_preferences/shared_preferences.dart";
 import "package:workmanager/workmanager.dart" as workmanager;
@@ -80,7 +81,7 @@ class BgTaskUtils {
     try {
       await workmanager.Workmanager().initialize(
         callbackDispatcher,
-        isInDebugMode: false,
+        isInDebugMode: Platform.isIOS && flagService.internalUser,
       );
       await workmanager.Workmanager().registerPeriodicTask(
         backgroundTaskIdentifier,