Update README.md:
- Reflect current architecture (housekeeping, infrastructure, tools)
- Document all API endpoints
- Add environment variables reference
- Update test instructions
Update CHANGELOG.md:
- Document housekeeping API addition
- Document web scraper removal
- Document test coverage improvements
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>