{
  lib,
  # agenix,
  pkgs,
  config,
  modulesPath,
  ...
}:
{
  environment.systemPackages = [
    pkgs.file
    pkgs.xterm
    # `agenix` is currently added via
    # home-manager's `home.packages`
  ];

  nixpkgs = {
    config = {
      allowUnfree = true;
      permittedInsecurePackages = [
        "openssl-1.1.1w"
      ];
    };
  };

  programs = {
    firefox.enable = true;
    nano.enable = true;
    screen.enable = true;
    zsh.enable = true;
  };
}