virt-install and cloud-init — a VM ready in one command

55 min Python 3.12 (Debian, git, pip) Versions virt-install 4.x / 5.x, cloud-init 23 à 25, Debian 13, Ubuntu 24.04, Rocky 9 / 10

Objective

Move from "I install Debian by hand in a console" to "one command creates a configured VM, reachable over SSH with my key, in less than two minutes". This is the foundation of everything that follows: templates, clones, automation.

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