anchor.diff:    nativeBuildInputs = [ unzip ];
   
     installPhase = ''
  +    runHook preInstall
  +
       install -d $out/share/diylc
       ${unzip}/bin/unzip -UU ${files.app} -d $out/share/diylc
       rm $out/share/diylc/diylc.exe
  
positive.code:     changelog = "https://github.com/bancika/diy-layout-creator/releases";
      license = licenses.gpl3Plus;
      platforms = platforms.linux;
    };
  }
  
negative.code: 
  let
    pname = "diylc";
    version = "4.17.0";
    files = {
      app = fetchurl {
        url = "https://github.com/bancika/diy-layout-creator/releases/download/v${version}/diylc-${version}.zip";
        sha256 = "0cysqkrddhbs7rprm8xm21c286mz4apw66fxakhzlg50kjn0nwjv";
      };
      icon16 = fetchurl {
        url = "https://raw.githubusercontent.com/bancika/diy-layout-creator/v${version}/diylc/diylc-core/src/org/diylc/core/images/icon_small.png";
  