Create tiered user guides to complement existing architecture docs:
- Getting Started: 5-minute first assistant setup with OpenRouter
- Configuration: Intermediate customization (memory, providers, contexts)
- Advanced: Sub-agents, custom tools, RAG, resilience patterns
- Troubleshooting: Symptom-based problem solving guide
- Index: Navigation hub with reading order by role
Update Home.md to feature User Guides section prominently.
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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>