VoiceAgentRealtimeEvent type
An event received from a voice-agent realtime connection.
Known events retain their generated types and normalization. Unrecognized wire types
are wrapped in VoiceAgentUnknownEvent. Switch on type to narrow known events,
or exclude type === "unknown" before passing an event to a known-event handler.
type VoiceAgentRealtimeEvent = VoiceAgentServerEvent | VoiceAgentUnknownEvent