docs: def close_milestone(id, **kwargs):
      """
      Close a milestone. This triggers its release process.
  
      The user can optionally specify the release-date, otherwise today's date is
      used.
  
      If the wait parameter is specified and set to True, upon closing the milestone,
      we'll periodically check that the release being processed is done.
  
      Required:
      - id: int
  
      Optional:
      - wait key: bool
      """
      data = close_milestone_raw(id, **kwargs)
      if data:
          return utils.format_json(data)