IntegrityError when trying to use a non-object JSON as a configuration

Sentry Issue: ARKINDEX-BACKEND-WZ

CheckViolation: new row for relation "dataimport_workerconfiguration" violates check constraint "worker_configuration_configuration_objects"
DETAIL:  Failing row contains (af89bb4d-eb58-46cf-aed4-cf0dd054974e, 2021-11-26 10:20:20.871556+00, 2021-11-26 10:20:20.871628+00, toast, [], d751713988987e9331980363e24189ce, a77f0e04-1d18-4b5b-b326-c48e0c176b36).

  File "django/db/backends/utils.py", line 84, in _execute
    return self.cursor.execute(sql, params)

IntegrityError: new row for relation "dataimport_workerconfiguration" violates check constraint "worker_configuration_configuration_objects"
DETAIL:  Failing row contains (af89bb4d-eb58-46cf-aed4-cf0dd054974e, 2021-11-26 10:20:20.871556+00, 2021-11-26 10:20:20.871628+00, toast, [], d751713988987e9331980363e24189ce, a77f0e04-1d18-4b5b-b326-c48e0c176b36).

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  File "django/db/backends/utils.py", line 66, in execute
    return self._execute_with_wrappers(sql, params, many=False, executor=self._execute)
  File "django/db/backends/utils.py", line 75, in _execute_with_wrappers
    return executor(sql, params, many, context)
  File "django/db/backends/utils.py", line 84, in _execute
    return self.cursor.execute(sql, params)
  File "django/db/utils.py", line 90, in __exit__
    raise dj_exc_value.with_traceback(traceback) from exc_value
  File "django/db/backends/utils.py", line 84, in _execute
    return self.cursor.execute(sql, params)

cli.request('CreateWorkerConfiguration', id=WORKER_ID, body={
    "name": "oh no",
    "configuration": []
})

The database constraint works as expected and prevents the insertion of a non-object, but the API could at least have some validation by just using a DictField…