{
  config,
  lib,
  ...
}: let
  inherit (lib) mkOption types;
  cfg = config.unexplrd.host;
in {
  options.unexplrd.host = {
    name = mkOption {
      type = types.str;
    };
    id = mkOption {
      type = types.strMatching "[a-z0-9]{8}";
    };
    stateVersion = mkOption {
      type = types.strMatching ''[0-9]{2}\.[0-9]{2}'';
    };
    type = mkOption {
      type = types.enum ["laptop" "server" "workstation"];
    };
  };

  config = {
    system.stateVersion = cfg.stateVersion;
    networking.hostName = cfg.name;
    networking.hostId = cfg.id;
  };
}