anchor.diff:  in
   mkDerivation rec {
     pname = "mirage";
  -  version = "0.5.2";
  +  version = "0.6.4";
   
     src = fetchFromGitHub {
       owner = "mirukana";
       repo = pname;
       rev = "v${version}";
  -    sha256 = "0i891fafdncdz1xg6nji80jb86agsrbdvai9nwf1yy126q7piryv";
  +    sha256 = "15x0x2rf4fzsd0zr84fq3j3ddzkgc5il8s54jpxk8wl4ah03g4nv";
       fetchSubmodules = true;
     };
   
  
positive.code: { lib, mkDerivation, fetchFromGitHub
  , qmake, pkgconfig, olm, wrapQtAppsHook
  , qtbase, qtquickcontrols2, qtkeychain, qtmultimedia, qttools, qtgraphicaleffects
  , python3Packages, pyotherside
  }:
  
  let
  
negative.code:     qtquickcontrols2
      qtkeychain qtgraphicaleffects
      olm pyotherside
      libXScrnSaver
    ];
  
    propagatedBuildInputs = pypkgs;
  
    pythonPath = pypkgs;
  
    qmakeFlags = [ "PREFIX=${placeholder "out"}" "CONFIG+=qtquickcompiler" ];
  
    dontWrapQtApps = true;
    postInstall = ''
  