Lab UI (web/index.html):
getUserMedia — camera/micRTCPeerConnection loopback — local demoRTCDataChannel — URI JSON envelopesPOST /uri/call — execution via urisysFlow 09: flows/09_webrtc_video_chat_rdp.uri.flow.yaml.
webrtc:// does not execute automation — it tracks sessions and accepts envelopes.