- Add temperature field to Config struct (optional override)\n- Pass tempOverride to ConvertOpenAIRequest\n- Use override temperature if set, otherwise use client's temperature\n- Document option in config.yaml with example\n- Update README with temperature override documentation
- Add graceful shutdown with SIGTERM/SIGINT handling\n- Make model list configurable via config.yaml\n- Remove sensitive data from debug logs (log sizes instead of full bodies)\n- Handle array format in system messages (both string and []interface{})\n- Update config.yaml with new models structure