Release Notes

Version 0.6.0

Breaking Changes

• K2 family printers: WebRTC-to-MJPEG conversion replaced with native WebRTC streaming

Features

• Native WebRTC streaming for K2 family using Home Assistant's built-in go2rtc service
• Automatic go2rtc stream configuration for Creality K2 printers
• WebRTC offer/answer negotiation forwarding between HA frontend and go2rtc
• Enhanced error handling and logging throughout camera classes
• JPEG validation and SDP format validation
• Connection error recovery with graceful fallback mechanisms

Dependencies

• Core: websockets>=10.4
• K1 cameras: No additional dependencies
• K2 cameras: go2rtc service (included with Home Assistant core)
• Added "after_dependencies": ["go2rtc"] to manifest.json

Bug Fixes

• Fixed WebRTC message format: "answer" field (was "value")
• Fixed SDP validation for WebRTC Session Description Protocol
• Fixed go2rtc stream configuration and API usage
• Enhanced MJPEG handling and error recovery

Documentation

• Added DEPENDENCIES.md with troubleshooting guides
• Added copilot-instructions.md with development guidelines
• Updated README.md with native WebRTC information
• Enhanced troubleshooting sections with specific URLs

Development Tools

• Added creality_webrtc_test_server.py for WebRTC testing
• Added creality_ws_test_server.py for WebSocket telemetry simulation
• Updated .gitignore for deployment files

Compatibility

• Home Assistant: 2024.1.0+
• go2rtc: 1.9.9+ (for native Creality WebRTC support)
• Python: 3.11+

Migration

• K1 family: No action required
• K2 family: Automatic upgrade to native WebRTC
• Verify go2rtc running: http://localhost:11984

Version 0.5.6

• Updated WebRTC camera support information
• Removed outdated warnings from README
• Revised dependencies in manifest.json