1. Download sources
2. Install npm
3. Install npm dependencies
Since build 2.0.214, on this stage,
wrtc.node binary file implementing
setLocalDescription() method args free call will be downloaded to
node-webrtc module. It is necessary for SFU SDK tests to work successfully, while
node-webrtc does not support this feature yet, and the module is not updtaed for a long time.