PodmanSpawner

pip install git+https://github.com/gatoniel/podmanspawner
updatedb
locate podmanspawner
ls -l /usr/local/lib/python3.6/site-packages/podmanspawner
jupyterhub --generate-config
vi jupyterhub_config.py

podman pull jupyterhub/singleuser
vi jupyterhub_config.py
pip install dockerspawner
pip install wrapspawner