{...}: {
  config.flake.modules.nixos.attic = {
    lib,
    config,
    pkgs,
    ...
  }: {
    options.azos.attic.enable = lib.mkOption {
      default = false;
      example = true;
      type = lib.types.bool;
    };

    config = lib.mkIf config.azos.attic.enable {
      environment.systemPackages = [pkgs.attic-client];

      nix.settings = {
        extra-substituters = ["https://attic.zakobar.com/main"];
        extra-trusted-public-keys = ["main:9SZt/6plBU7jjQzz90J7O011I13hmJvOMYouxNqExNQ="];
        netrc-file = "/etc/nix/attic-netrc";
      };

      environment.etc."nix/attic-netrc" = {
        mode = "0600";
        text = ''
          machine attic.zakobar.com
          login token
          password eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjIwOTU3MDk0NDEsIm5iZiI6MTc4MDEzMzQ0MSwic3ViIjoibml4b3MtY2xpZW50IiwiaHR0cHM6Ly9qd3QuYXR0aWMucnMvdjEiOnsiY2FjaGVzIjp7IioiOnsiciI6MX19fX0.lqT_m2otoJQtA_AeJu62NT87u8cMWxgN-JhqtEtZ88s
        '';
      };
    };
  };
}