docs: update codeboarding architecture documentation

## 📚 Documentation Update
This commit contains updated documentation files fetched from the CodeBoarding service.

### 📊 Summary
- Documentation files created/updated: 2
- JSON files created/updated: 3
- Documentation directory: .codeboarding/
- JSON directory: .codeboarding/
- Output format: .rst
- Repository analyzed: https://github.com/CodeBoarding/ChatterBot
- Destination: docs/architecture/

🤖 This commit was automatically generated by the CodeBoarding documentation update workflow.

Author: actions-user