docs: def generate_relay_config(project):
      """
      Generate Relay Proxy Configuration.
  
      Generate a ld-relay.conf file to quickly spin up a relay proxy.
      Right now this is mostly used for integration testing.
  
      :param project: LaunchDarkly project key
      """
      ld_api = LaunchDarklyApi(
          os.environ.get('LD_API_KEY'),
          project_key=project
      )
      config = ConfigGenerator()
  
      envs = ld_api.get_environments(project)
      config.generate_relay_config(envs)