Changelog

• /v2/room takes the same session.start options as /v2/stream: signals with barge-in (agent.speech, bargein.onset, bargein.class) and idle_timeout_s.
• mode is optional in rooms, as on the streams. eot is the way to choose an operating point.
• A room's session.summary carries audio_s and turns, as on the streams.

Public documentation, with the streaming and HTTP references generated from the served API.

• /v2/room: finalize control message and asr.flushed, for cutting segments at turn boundaries.
• Barge-in on /v2/stream: agent.speech, bargein.onset, bargein.class.
• Rooms: per-voice language ID and switching within an allowed set; asr.final carries t0, t1 and language.