Create a VMA image form vm-profile.nix

nixos-generate -f proxmox -c vm/vm-profile.nix

Upload to proxmox server

scp ./vzdump-qemu-nixos-25.11pre-git.vma.zst root@192.168.1.205:/var/lib/vz/dump/ scp /nix/store/y7aff8xdwqwmq349jr2yzrx8wrf0vrvj-proxmox-nixos-25.11pre-git/vzdump-qemu-nixos-25.11pre-git.vma.zst root@192.168.1.205:/var/lib/vz/dump/

ssh root@192.168.1.205

qmrestore /var/lib/vz/dump/vzdump-qemu-nixos-25.11pre-git.vma.zst 200 --unique true

vma extract /var/lib/vz/template/backup/vzdump-qemu-nixos-25.11pre-git.vma.zst /var/lib/vz/images/200 qm start 200

ssh-copy-id root@192.168.1.205 ssh root@192.168.1.205

zstd -d /var/lib/vz/template/backup/vzdump-qemu-nixos-25.11pre-git.vma.zst -o /var/lib/vz/template/backup/vzdump-qemu-nixos-25.11pre-git.vma