code: @Override
      public boolean fileDeleted(File file) {
          FileUtils.deleteQuietly(getOutputFile(file, "js"));
          FileUtils.deleteQuietly(getOutputFile(file, "js.map"));
          FileUtils.deleteQuietly(getOutputFile(file, "d.ts"));
          return true;
      }
docs: A file is deleted - delete the output.
  This method deletes the generated js, js.map (source map) and declaration (d.ts) files.
  
  @param file the file
  @return {@literal true} as the pipeline should continue