{
  description = "nixos modules for convenient deployment of cloud resources";

  inputs.nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";

  outputs = inp: {
    nixosModules = {
      firewall = ./firewall/default.nix;
      firewall-hetzner = ./firewall/provider/hetzner/default.nix;
    };
  };
}