{"service":"VoiceTributi Middleware","description":"Ponte vocale: ElevenLabs Scribe STT, Pupau Agent SSE, ElevenLabs Flash TTS, Vonage WS","version":"3.3.0","stt":"ElevenLabs Scribe v1","llm":"Pupau Agent YzPST (SSE streaming)","tts_web":"ElevenLabs Multilingual v2","tts_telephony":"ElevenLabs Flash v2.5","endpoints":{"/api/voice":"Audio IN, Scribe, Pupau Agent, TTS, Audio OUT","/api/text":"Testo IN, Pupau Agent, Testo OUT (JSON)","/api/text-to-voice":"Testo IN, Pupau Agent, TTS, Audio OUT","/vonage/answer":"Vonage webhook: NCCO connect, WebSocket (GET)","/vonage/ws":"Vonage WS bidirezionale: Scribe, Pupau stream, Flash per-frase (WS)","/vonage/status":"Vonage lifecycle eventi (POST)","/health":"Health check"}}