Eva Lieungh

Hi! In the [stackoverflow question](https://stackoverflow.com/questions/75830256/jupyter-spam-with-generating-new-user-for-token-authenticated-request-in-logs), someone suggested setting LAB_TOKEN="test". I just tried changing `--LabApp.token=''` to `--LabApp.token='test'` in my Dockerfile and then re-build the Jupyter container with docker-compose up --build, and...