# Doc Review: Additive Extension Model

## Documents Checked
| Doc | Status |
|-----|--------|
| README.md | ✅ Updated (lines 33-41) |
| prompts/onboarding.md | ✅ Updated (migration check, extensions doc) |
| prompts/orchestrate.md | ✅ Updated (global-first precedence) |
| scripts/update.sh | ✅ Simplified to git pull |
| CHANGELOG.md | ✅ Entry added |

## Findings
None — extension model documented in 3 places with consistent messaging.

## Verdict: PASS