{ ... }:
{
  perSystem =
    { pkgs, self', ... }:
    {
      packages.record =
        (pkgs.writeShellApplication {
          name = "record";
          runtimeInputs = [
            pkgs.ffmpeg
            pkgs.gum
          ]
          ++ pkgs.lib.optionals pkgs.stdenv.hostPlatform.isLinux [ pkgs.pulseaudio ]
          ++ pkgs.lib.optionals pkgs.stdenv.hostPlatform.isDarwin [ self'.packages.system-audio-dump ];
          text = builtins.readFile ./rec.sh;
        }).overrideAttrs
          { passthru.usage = builtins.readFile ./usage.kdl; };
    };
}