Thier are docker containers… already…
Ventoy itself is useful… as usb , 20$ for licensed donations… for scripting windows or linux installs from iso all the better… add pkgs etc…
I have a few issues on i-ventoy github… if you want templates for openrc or systemd ie cockpit debian, etc …
(I just dont have an rpi5 on hand ie gentoo or debian to build on not running haos yet… ) for arm64 or a docker image… base…
Webui add iso/s n done
Would be likely very easy as a home assistant addon from those