_: {

  virtualisation.vmVariant = {
    # virtualisation.diskImage = null;
    # Boot with tmpfs as root

    fileSystems."/" = {
      fsType = "tmpfs";
      options = [
        "defaults"
        "size=1024M"
      ];
    };
    virtualisation = {

      forwardPorts = [
        {
          from = "host";
          host.port = 8888;
          guest.port = 80;
        }
      ];
      graphics = false; # disables graphical output
      memorySize = 1024;
    };
    services.getty = {
      autologinUser = "root";
    };
    users.users = {
      root = {
        password = "";
      };
    };
  };
}