https://github.com/containers/netavark
https://github.com/containers/aardvark-dns

2022
https://linuxhandbook.com/rootless-podman/
    !!! sudo apt install slirp4netns
    ! sudo usermod --add-subuids START-RANGE --add-subgids START-RANGE USERNAME
https://www.redhat.com/sysadmin/podman-transfer-container-images-without-registry
https://www.redhat.com/sysadmin/podman-new-network-stack