Sprint 28 lesson: 3 review rounds without launching the game missed critical bugs. Now enforced: - pr-push: mandatory headless smoke test before pushing, visual verification question for UI changes - pr-review: parse check before spawning reviewers, process gap flag if runtime testing wasn't performed - Araminta: check Poly Haven + Quaternius before creating assets Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>