{
  description = "git-email.el flake";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
    flake-utils.url = "github:numtide/flake-utils";
  };

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