Method co_enqueue

src/common/utils/BoundedQueue.h:29–33

  template <typename U = T>
  folly::coro::Task<void> co_enqueue(U &&item) {
    co_await enqueueSemaphore_.co_wait();
    queue_.writeIfNotFull(std::forward<U>(item));
    dequeueSemaphore_.signal();
  }

  T dequeue() {
    dequeueSemaphore_.wait();