Getting minimal install to be like Ubuntu

Add (sudo)[https://wiki.debian.org/sudo/]

Virt & Containers

Docker

See https://docs.docker.com/engine/install/debian/

LXD

See https://ubuntu.com/blog/lxd-on-debian-using-snapd

Networking

As of Debian 11.x Debian still supports /etc/network/interfaces and still uses that for bridging