0
  File "/usr/local/lib/python3.11/site-packages/pydantic/main.py", line 984, in __getattr__
    raise AttributeError(f'{type(self).__name__!r} object has no attribute {item!r}')
AttributeError: 'Settings' object has no attribute 'PUBLIC_BASE_URL'
INFO:     127.0.0.1:60320 - "POST /campaigns/1/preview HTTP/1.1" 403 Forbidden
INFO:     Shutting down
INFO:     Waiting for application shutdown.
INFO:     Application shutdown complete.
INFO:     Finished server process [6889]