updating to jupyterhub image 2.3.1, and packages dockerspawner-12.1.0 and...
- Updating to jupyterhub image 2.3.1, and packages dockerspawner-12.1.0 and jupyterhub-ldapauthenticator-1.3.2
- Setting up dummy authenticator with a configuration closer to the one used in production:
- spawned docker container runs as dummy user instead of conda
- /shares mount point created on the container to test symlink creation