☁️Cloud-init

download the image

ubuntu

  wget https://cloud-images.ubuntu.com/daily/server/server/server/minimal/daily/resolute/current/resolute-minimal-cloudimg-amd64.img

debian

  wget https://cloud.debian.org/images/cloud/trixie/daily/20260404-2437/debian-13-generic-amd64-daily-20260404-2437.qcow2

Set vga console

don’t forgot to chage the number of the template > 900 = the id if the template

  qm set 900 --serial0 socket --vga serial0

Rename Images to more revelante name and change the extention to qcow2

  mv resolute-minimal-cloudimg-amd64.img ubuntu-26.04.qcow2

Resize image to final disk size

  qemu-img resize ubuntu-26.04.qcow2 32G

Create disk on local hdd

don’t forget to change the number of the template , name of the image and the storage location

  qm importdisk 900 ubuntu-26.04.qcow2 local-lvm

Create a vm

General -> give a name and for ID put something big so its always a the bottom
OS -> don’t use any media
System -> check qemu agent
Disks -> delete the disk
CPU -> socket 1 core 1
Memory -> 1024 MB
Network -> chose a bridge
Finish

On the vm

go to hardware Add - Cloudinit Drive - local-lvm

on Cloud-Init edit User , Password , IPConfig add SSH public key if you got one

on Hardware - select the used disk - Edit - Add

on Options - Edit - select the disk and move it to second position under the cd-rom

Make sure that the Start on boot is set to yes

And now Convert to template

Questions / idea? Open an issue on GitHub.