modules/darwin/nix.nix


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{
  lib,
  adminUser,
  pkgs,
  ...
}:
{
  nix = {
    extraOptions = ''
      tarball-ttl = 900
    '';
    gc = {
      automatic = true;
      options = "--delete-older-than 7d";
    };
    optimise = {
      automatic = true;
    };
    package = pkgs.nixVersions.stable;
    settings = {
      trusted-substituters = [
        "https://cachix.cachix.org"
        "https://nixpkgs.cachix.org"
        "https://nix-community.cachix.org"
      ];
      trusted-public-keys = [
        "cachix.cachix.org-1:eWNHQldwUO7G2VkjpnjDbWwy4KQ/HNxht7H4SSoMckM="
        "nixpkgs.cachix.org-1:q91R6hxbwFvDqTSDKwDAV4T5PxqXGxswD8vhONFMeOE="
        "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
      ];
      trusted-users = [
        "@admin"
        adminUser.name
      ];
      experimental-features = lib.mkDefault [
        "nix-command"
        "flakes"
      ];
    };
  };
}