code: def mixin_graphql_parser(parser=None):
      """Add the options to rest server
  
      :param parser: the parser
      """
  
      gp = add_arg_group(parser, title="GraphQL")
      gp.add_argument(
          "--expose-graphql-endpoint",
          action="store_true",
          default=False,
          help="If set, /graphql endpoint is added to HTTP interface. ",
      )
  
file_path: jina/jina/parsers/orchestrate/runtimes/remote.py
imports: from jina.constants import __default_host__
  from jina.parsers.helper import CastHostAction, KVAppendAction, add_arg_group
  from jina.parsers.orchestrate.runtimes.grpc_channel import mixin_grpc_channel_options_parser
  from jina.parsers.orchestrate.runtimes.runtime import mixin_base_runtime_parser
label_desc: Use image node_id 7 for calling a global function with example usage: mixin_graphql_parser(parser) without return types