Config Persistence:
- Save reflection config to localStorage
- Load config on startup with fallback defaults
- Auto-sync config changes to backend
Proactive Personality Suggestions (P2):
- Add check_personality_improvement to heartbeat engine
- Detects user correction patterns (啰嗦/简洁, etc.)
- Add check_learning_opportunities to heartbeat engine
- Identifies learning opportunities from conversations
- Both checks generate HeartbeatAlert when thresholds met
These enhancements complete the self-evolution capability chain.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>