{
  inputs.flake-utils.url = "github:numtide/flake-utils";

  outputs = { nixpkgs, flake-utils, self }:
    flake-utils.lib.eachDefaultSystem (system:
      let pkgs = nixpkgs.legacyPackages.${system};
      in rec {
        packages =
          flake-utils.lib.flattenTree { clinvar = pkgs.callPackage ./. { }; };
        defaultPackage = packages.clinvar;
      });
}