fix: Improve fallback handling and prevent TTS errors v0.5.4

feat: Force WebSocket as primary method for STT/TTS integration v0.5.3

fix: Prioritize HTTP API over WebSocket for STT/TTS services v0.5.2

fix: Add HTTP API fallback for STT when WebSocket unavailable v0.5.1

feat: Complete TTS playback integration for voice responses v0.4.9

feat: Add real STT WebSocket integration to replace demo responses v0.4.8

fix: Audio buffer size error - handle MediaRecorder format v0.4.6

fix: WebRTC demo buttons - HTTPS WebSocket and debugging v0.4.5

feat: WebRTC-first implementation with demo audio processing v0.4.4

fix: Add missing WebRTC module files for HF deployment v0.4.1

feat: WebRTC Phase 1 - FastAPI Integration with Gradio v0.4.1