docs: def attempt_json_write(
          path: str,
          contents: dict,
          mode: str = 'w'
  ) -> typing.Union[None, Exception]:
      """
      Attempts to write the specified JSON content to file.
      
      :param path: 
          The path to the file where the JSON serialized content will be written.
      :param contents: 
          The JSON data to write to the file
      :param mode: 
          The mode used to open the file where the content will be written.
      :return: 
          None if the write operation succeeded. Otherwise, the exception that
          was raised by the failed write operation.
      """
      try:
          with open(path, mode) as f:
              json.dump(contents, f)
          return None
      except Exception as error:
          return error