Support batch recive and ack

[liangyuanpeng]

Is your feature request related to a problem? Please describe.

Just like java client for batch recive message and ack multiple message.

Describe the solution you'd like

Describe alternatives you've considered

Additional context

[nodece]

Assigned to @labuladong.

[labuladong]

I will work on this.

[xiaofan-luan]

Great, looking forward the batch receive feature

[PursuingPing]

when can it merged and support?

[iamseki]

What is the status of this functionality? I saw these PR's:

• [client] rewrite regexConsumer to avoid duplicate code #848
• [issue 840][client] batchReceive support for consumer #849

Can you provide a brief status update, please? Are there any impediments to continuing?

[valentinEmpy]

Also interested in the status of this. I see the above PRs have been ready for merge at some point.
Any details here?

[luoluoyuyu]

Hi @RobertIndie
I would like to try to solve this issue, can you assign it to me?