nixos/modules/base/nix.nix

{username, ...}: {
  nix.settings = {
    trusted-users = [
      "root"
      "@wheel"
      username
    ];

    experimental-features = "nix-command flakes";
    substituters = [
      "https://hyprland.cachix.org"
      "https://nix-community.cachix.org"
    ];

    trusted-public-keys = [
      "hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc="
      "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
    ];
  };
}