anchor.diff:      gettext
       itstool
       wrapGAppsHook
  -    libxml2
  +    libxml2 # for xmllint for xml-stripblanks
       gobject-introspection
  -    python3
  +    gi-docgen
     ];
   
     buildInputs = [
       libjpeg
       libportal-gtk3
       gtk3
  +    libhandy
       gdk-pixbuf
       glib
       libpeas
  
positive.code: , libportal-gtk3
  , gnome
  , gtk3
  , glib
  , gsettings-desktop-schemas
  , adwaita-icon-theme
  , gnome-desktop
  , lcms2
  , gdk-pixbuf
  
negative.code:     exempi
      gsettings-desktop-schemas
      shared-mime-info
    ];
  
    mesonFlags = [
      "-Dgtk_doc=true"
    ];
  
    preFixup = ''
      gappsWrapperArgs+=(
  