{
  nix = {
    settings.substituters = [ "https://nix-community.cachix.org" ];
    #    settings.binaryCachePublicKeys = [
    #      "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
    #    ];
  };
}
