Twilio Endpoints
POST
/twiml - TwiML response for incoming calls
WebSocket
/media-stream - Twilio Media Stream WebSocket
Component Test Endpoints
GET
/test/health - Health check
POST
/test/stt - Test STT with audio file upload
POST
/test/llm - Test LLM with text prompt (form data)
POST
/test/tts - Test TTS with text (returns audio file)
POST
/test/pipeline - Full pipeline: audio → STT → LLM → TTS → audio
GET
/test/pipeline - Quick pipeline test with text prompt