anchor.diff:    extraPkgs = pkgs: [ pkgs.libpulseaudio ];
   
     meta = with lib; {
  -    description = "Minecraft 1.7, 1.8, 1.12, 1.15, and 1.16 Client";
  +    description = "Minecraft 1.7, 1.8, 1.12, 1.15, 1.16, 1.17, and 1.18 Client";
       homepage = "https://www.lunarclient.com/";
       license = with licenses; [ unfree ];
       maintainers = with maintainers; [ zyansheep Technical27 ];
  
positive.code: 
  let
    name = "lunar-client";
    version = "2.9.3";
  
    desktopItem = makeDesktopItem {
      name = "lunar-client";
      exec = "lunar-client";
      icon = "lunarclient";
      comment = "Minecraft 1.7, 1.8, 1.12, 1.15, and 1.16 Client";
      desktopName = "Lunar Client";
      genericName = "Minecraft Client";
      categories = [ "Game" ];
  
negative.code:   src = fetchurl {
      url = "https://launcherupdates.lunarclientcdn.com/Lunar%20Client-${version}.AppImage";
      name = "lunar-client.AppImage";
      sha256 = "1kfi3rgy401ll3gn9k30j0a1zds1ghl5g2ibfwlsnr826nckfmzw";
    };
  in
  appimageTools.wrapType1 rec {
  