anchor.diff:  
   python3.pkgs.buildPythonApplication rec {
     pname = "mousai";
  -  version = "0.3.2";
  +  version = "0.4.1";
   
     format = "other";
   
  
positive.code:     gst_all_1.gstreamer
      gst_all_1.gst-plugins-base
      gst_all_1.gst-plugins-good
      gtk3
      libhandy
      librsvg
    ];
  
  
negative.code:     desktop-file-utils
      gettext
      glib
      gtk4
      meson
      ninja
      pkg-config
  