{
  povSelf,
  hostConfig,
  config,
  lib,
  pkgs,
  ...
}:
let
  inherit (lib) types;
  cfg = lib.getAttrFromPath povSelf config;

in
{

  options.enable = {
    type = types.bool;
    default = false;
  };

  config = lib.mkIf cfg.enable {
    services = {
      pcscd.enable = true;
      udev.packages = with pkgs; [ libu2f-host ];
      dbus.packages = with pkgs; [ gcr ];
    };
  };

}