Browser ↔ VoiceBlender over WebTransport + MoQ draft-11. See README.md for setup.
Must be the MOQ_LISTEN_ADDR of a VoiceBlender with MOQ_ENABLED=true.
Auto-created if it does not exist.
DER fingerprint of the TLS cert the server presents. Leave blank if your cert is in the system trust store. Run openssl x509 -in certs/moq-dev.crt -outform DER | openssl dgst -sha256 to recompute after regenerating.