{
  nix = {
    settings = {
      substituters = [
        "https://niri.cachix.org"
      ];
      trusted-public-keys = [
        "niri.cachix.org-1:Wv0OmO7PsuocRKzfDoJ3mulSl7Z6oezYhGhR+3W2964="
      ];
    };
  };
}