{ pkgs, config, inputs, ... }:

let
  inherit (inputs) nixpkgs;
  pkgs2storeContents = map (x: {
    object = x;
    symlink = "none";
  });
in
{
  system.build.tarball = pkgs.callPackage "${nixpkgs}/nixos/lib/make-system-tarball.nix" {
    contents = [ ];
    storeContents = pkgs2storeContents [
      config.system.build.toplevel
    ];
    extraCommands = (pkgs.writeScript "extra-commands.sh" ''
      mkdir -p etc run {usr/,}bin var
      ln -s ${config.system.build.toplevel} run/current-system
    '');
  };
}