{
  nix.settings = {
    trusted-substituters = [
      "https://zigpkgs.cachix.org"
    ];
    trusted-public-keys = [
      "zigpkgs.cachix.org-1:0OzsirU7FWCIcV9KFlEvQd/6n6rB34tNXMiDbEOJ+3w="
    ];
  };
}