feat: update profile setup and bank account management; enhance API integration and data handling

apps/mobile/packages/features/staff/shifts/lib/src/data/repositories_impl/shifts_repository_impl.dart

@@ -96,12 +96,10 @@ class ShiftsRepositoryImpl implements ShiftsRepositoryInterface {
     final ApiResponse response =
         await _apiService.get(StaffEndpoints.shiftsCompleted);
     final List<dynamic> items = _extractItems(response.data);
-    var x = items
+    return items
         .map((dynamic json) =>
             CompletedShift.fromJson(json as Map<String, dynamic>))
         .toList();
-
-    return x;
   }
 
   @override