docs: def render_args(subparsers):
      """Add command line options for the render operation"""
      render_parser = subparsers.add_parser('render')
      render_parser.add_argument('directory',
                                 help='Path where Secrefile and accoutrement'
                                 ' will be rendered into')
      secretfile_args(render_parser)
      vars_args(render_parser)
      base_args(render_parser)
      thaw_from_args(render_parser)