Select which package(s) are affected

@livekit/rtc-node

Describe the bug

I found https://github.com/livekit/node-sdks/tree/brian/audio-mixer with a (almost) working implementaiton already,
what's blocking it from bringin it to main? :)

Thanks
Simon

Reproduction

Logs

System Info

-

LiveKit server version

LiveKit cloud

Severity

serious, but I can work around it

Additional Information

No response