Text chat broken

[wasnertobias]

File "/Users/tobiaswasner/git/Pyris/app/web/routers/pipelines.py", line 128, in run_text_exercise_chat_pipeline_worker
    callback = TextExerciseChatCallback(
               ^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/tobiaswasner/git/Pyris/app/web/status/status_update.py", line 255, in __init__
    TextExerciseChatStatusUpdateDTO(stages=stages),
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/tobiaswasner/git/Pyris/env/lib/python3.12/site-packages/pydantic/main.py", line 212, in __init__
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
pydantic_core._pydantic_core.ValidationError: 1 validation error for TextExerciseChatStatusUpdateDTO
result
  Field required [type=missing, input_value={'stages': [StageDTO(name...ARTED'>, message=None)]}, input_type=dict]
    For further information visit https://errors.pydantic.dev/2.9/v/missing

[wasnertobias]

(also on test server, unrelated to my changes)