Method start

example/cpp20/channels/mutual_exclusion_1.cpp:60–69

  }

  void start()
  {
    co_spawn(socket_.get_executor(),
        [self = shared_from_this()]{ return self->handle_messages(); },
        detached);

    co_spawn(socket_.get_executor(),
        [self = shared_from_this()]{ return self->send_heartbeats(); },
        detached);
  }

private:
  void stop()