feat: Update version to v0.5.5 with environment variable support

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 voice services integration with comprehensive test suite v0.5.0

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: Catch buffer size error in MCP audio handler v0.4.7

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: Revert to stable Gradio-only deployment v0.4.3

fix: Proper FastAPI + Gradio integration using ASGI/WSGI v0.4.2

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

feat: WebRTC Phase 1 - Remove demo modes and create WebRTC architecture v0.4.0

fix: Comprehensive HTTP API approach to bypass Gradio client issues v0.3.42

debug: Add detailed Gradio client debugging for STT connection v0.3.41

fix: Try multiple Gradio API endpoints to connect to STT service v0.3.40

fix: Correct HTTP STT API call format and prevent demo fallback v0.3.39

fix: Enable HTTP STT service calls to bypass demo mode v0.3.38

fix: Pin Anthropic client to compatible version v0.3.37

fix: Temporarily remove MCP to resolve dependency conflicts v0.3.36

fix: Resolve Starlette version conflicts between FastAPI and MCP v0.3.35

fix: Resolve anyio version conflicts between FastAPI and MCP v0.3.34

fix: Pin MCP and problematic dependencies to resolve pip resolver conflicts v0.3.33

feat: Complete MCP integration with comprehensive logging fixes v0.3.32

feat: Implement MCP-based audio handler for STT/TTS services v0.3.30

fix: Try multiple HF Spaces API endpoint patterns v0.3.29

fix: Resolve syntax error in audio_handler.py v0.3.28

feat: Replace Gradio Client with direct HTTP API calls v0.3.27

fix: Improve STT connection handling and enhance demo mode v0.3.26

debug: Add initialization debugging and focus on STT-first mode v0.3.25

debug: Add comprehensive audio processing debugging v0.3.24

fix: Configure STT/TTS service URLs and improve audio client logging v0.3.23

fix: Remove deprecated Gradio mount_to API - v0.3.22

FORCE: HF sync issue - change README pinned + sync file v0.3.21

URGENT: Force HF to build from latest commit - v0.3.20

fix: Remove deprecated 'source' parameter from Gradio Audio component v0.3.19

fix: Resolve anthropic version conflict with llama-index-llms-anthropic v0.3.18

test: Create distinctive marker for HF sync verification v0.3.17

URGENT: Force HF to recognize new commits v0.3.16

fix: Force HF sync by updating build date

test: Re-test LlamaIndex with proper branch synchronization v0.3.15

fix: Switch from Docker to Gradio SDK due to HF caching issues v0.3.14

fix: Re-add ultra-minimal Dockerfile to force HF cache refresh v0.3.13

fix: Ultra-minimal Docker for HF Spaces timeout issues v0.3.12

fix: Switch to minimal requirements for faster Docker build v0.3.11

fix: Resolve urllib3 dependency conflict in Docker build v0.3.10

feat: Switch to Docker deployment for environment consistency v0.3.8