- Rewrite docs/ARCHITECTURE.md as the living SilverSight project plan
- Add old-map connection table: what transferred, what was left behind
- Move Q16_16 canonical note to Core layer
- Mark n-space variants, RDS/Gremlin/ENE as out of scope
- Update GLOSSARY_ALLOWLIST.md with legacy module names and commands
- Regenerate PROJECT_MAP.md/json
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