pipecat-ai[livekit,silero,openai]==0.0.48 anthropic==0.34.0 faster-whisper==1.0.3 requests==2.32.3 httpx==0.27.0 python-dotenv==1.0.1 structlog==24.4.0 numpy==1.26.4 soundfile==0.12.1 livekit-api==0.7.1