9dc2b4f216
- Add in-memory rate limiter (10 requests/minute per user) - Show informative message when limit reached explaining demo context - Display countdown timer showing when chat becomes available again - Auto-reset rate limit when timer expires - Update documentation with rate limit FAQ and category selection flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>