Release: Architecture System #15

Summary

Release issue for completed architecture system features:

Completed Features

• Lean Architecture Views: Configurable view generation (core 5 + optional 2)
• Surprise-Value Heuristic: Skip obvious ecosystem defaults, document only surprising/risky decisions
• Constitution Cross-Reference: Strict checking for ADR/Constitution alignment
• ADR Template Improvements: Common Alternatives, Neutral Trade-offs framing, Discovered status
• Existing Docs Deduplication: Scan and reference instead of duplicate
• Risks & Gaps Analysis: Cross-cutting analysis in /architect.clarify
• Optional Architecture Support: Architecture commands available in all workflow modes as optional commands
• Mermaid Diagram Auto-Generation: Auto-generates Mermaid diagrams for all 7 architecture viewpoints

Status

✅ Fully implemented and verified