- Replace random username generation with fixed format
- Username now uses accountSequence: '榴莲女皇{序列号}号'
- Keep random durian-themed SVG avatar generation
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Add comprehensive [INIT], [CONNECT], [PUBLISH], [RECEIVE], [HANDLE] logs
to identity-service and mpc-service Kafka services
- Add KeygenStarted event for tracking keygen progress
- Add MpcKeygenCompletedHandler to process keygen completion events
- Fix topic routing for MPC events between services
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
hailin