{ inputs
, pkgs
, lib
, ...
}: {
  imports = [ ../pin.nix ];
  nix = {
    package = pkgs.lix;
    settings = {
      cores = lib.mkDefault 0;
      use-xdg-base-directories = true;
      keep-outputs = true;
      keep-derivations = true;
      warn-dirty = false;
      substituters = [
        "https://nix-community.cachix.org"
        "https://binarycache.alanpearce.eu"
        "https://cache.lix.systems"
      ];

      trusted-public-keys = [
        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
        "binarycache.alanpearce.eu:ZwqO3XMuajPictjwih8OY2+RXnOKpjZEZFHJjGSxAI4="
        "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o="
      ];
    };

    gc = {
      automatic = lib.mkDefault true;
      options = lib.mkDefault "--delete-older-than 14d";
    };
  };
}