🎙️ Relay Voice Gateway

Endpoints:

• GET /health - Health Check
• WS /ws/voice?token=... - Browser Voice Calls (Deepgram)
• WS /ws/twilio-realtime - Twilio + OpenAI Realtime (~300ms)

Pipelines:

• Browser: Deepgram STT → GPT-4o-mini → TTS
• Twilio Realtime: OpenAI Realtime API (Speech-to-Speech)

→ Health Check anzeigen