fixed tests

backend/app/models/response.py

@@ -188,7 +188,6 @@ class PaginationMetadata(BanGuiBaseModel):
     )
 
 
-
 class PaginatedListResponse(BanGuiBaseModel, Generic[T]):
     """Standardized paginated list response.
 
@@ -384,6 +383,8 @@ class ErrorMetadata(TypedDict, total=False):
     current_status: str
     actual_length: int
     message: str
+    field_errors: int
+    first_field: str
 
 
 class ComponentHealth(BanGuiBaseModel):