anchor.diff:  , desktop-file-utils
   , glib
   , gobject-introspection
  -, gtk3
  -, libhandy
  +, gtk4
  +, itstool
  +, libadwaita
   , librsvg
   , meson
   , ninja
  
positive.code:     owner = "rmnvgr";
      repo = "metadata-cleaner";
      rev = "v${version}";
      sha256 = "sha256-HlP/QahVFCAct06pKanjozFqeyTdHoHanIemq5ID2CQ=";
    };
  
    nativeBuildInputs = [
      appstream
      desktop-file-utils
      glib
      gtk3
      meson
      ninja
      pkg-config
  
negative.code: 
    buildInputs = [
      gobject-introspection
      gtk4
      libadwaita
      librsvg
      poppler_gi
    ];
  