{
  imports = [
    ./hardware-configuration.nix
    #./disko-config.nix # todo: not used yet (use a simple installer usb stick for that)
  ];

  # grub configuraton
  # -----------------
  boot.loader.grub.enable = true;
  boot.loader.grub.efiSupport = true;
  boot.loader.grub.device = "/dev/sda";
  boot.loader.grub.efiInstallAsRemovable = true;
  boot.tmp.useTmpfs = true;

  # zfs
  boot.supportedFilesystems = [ "zfs" ];
  networking.hostId = "2ed43034";
}