{
  nix = {
    binaryCaches = [
      "https://matthewess.cachix.org"
    ];
    binaryCachePublicKeys = [
      "matthewess.cachix.org-1:dlcWfdyp8KTqlWXYIupL2+GM3hkWAojTl+WOBqGt/X0="
    ];
  };
}