{
  inputs,
  lib,
  root,
  specialArgs,
  repositoryModules,

  guestModules,
  registryModule,
}:
let
  mkHost =
    {
      root,
      name,
    }:
    lib.nixosSystem {
      inherit specialArgs;
      modules = [
        inputs.chaotic.nixosModules.default
        inputs.disko.nixosModules.disko
        inputs.sops-nix.nixosModules.sops
        inputs.stylix.nixosModules.stylix

        repositoryModules
        guestModules

        # TODO: refactor
        registryModule (root + "/${name}")

        {
          networking.hostName = name;
          modules.host.enable = true;
        }
      ];
    };
in
let
  directories = lib.filterAttrs (_name: type: type == "directory") (builtins.readDir root);
  names = lib.attrNames directories;
in
lib.genAttrs names (
  name:
  mkHost { inherit root name; }
)