anchor.diff:  
     cargoSha256 = "sha256-cUE2IZOunR/NIo/qytORRfNqCsf87LfpKA8o/v4Nkhk=";
   
  -  nativeBuildInputs = [ glib pkg-config wrapGAppsHook ];
  +  nativeBuildInputs = [ glib pkg-config wrapGAppsHook4 ];
   
     buildInputs = [ gtk4 ];
   
  
positive.code: , fetchFromGitHub
  , glib
  , pkg-config
  , wrapGAppsHook
  , gtk4
  }:
  
  
negative.code:     "--skip=file_list::tests"
  
      # sometimes fails on darwin
      "--skip=image_list::tests::save_current_image_overwrites_image_at_current_image_path_when_filename_is_set_to_none"
    ];
  
    postInstall = ''
  