Archived
- Voices.swift: 13 Azure voices, default en-US-Ava - SettingsStore: persist voiceID/modelID, fallback to default voice - VoiceSession: sync set_voice/set_model on agent_ready, selectVoice/selectModel, track models + model_changed - SettingsView: voice and model picker sheets - ControlChannel: publish via publish(data:) reliable data channel instead of sendText DataStream (agent listens on legacy data_received; DataStream text was dropped)