nix-config/modules/core.nix

{ pkgs, ... }:
{
  nix = {
    package = pkgs.nix;

    settings = {
      system = "aarch64-darwin";
      extra-platforms = [ "aarch64-darwin" "x86_64-darwin" ];
      experimental-features = [ "nix-command" "flakes" ];
      build-users-group = "nixbld";
      trusted-users = [ "root" "larstvei" ];

      substituters = [
        "https://cache.nixos.org"
        "https://nix-community.cachix.org"
        "https://larstvei.cachix.org"
      ];

      trusted-public-keys = [
        "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
        "larstvei.cachix.org-1:mJq98qeTBnm2xNNibn2BEwN1ggi6uQg+5hWASdG1Vys="
      ];
    };
  };

  environment.systemPackages =
    [ pkgs.git
      pkgs.htop
      pkgs.tree
    ];
}