{
  nix = {
    settings.substituters = [
      "https://blitz.cachix.org"
    ];
    settings.trusted-public-keys = [
      "blitz.cachix.org-1:QT49CVMx7pjk4uT0Y2XErXCnWfwdmGm11t/xJZyXw+8="
    ];
  };
}

