{ lib, ... }: { virtualisation.vmVariant.virtualisation = { cores = 2; diskSize = 8192; graphics = false; memorySize = 4096; qemu.networkingOptions = lib.mkForce [ "-net nic,netdev=user.0,model=virtio" "-netdev user,id=user.0,\${QEMU_NET_OPTS:+,$QEMU_NET_OPTS}" ]; }; }