Records the #125 review outcome (refuted reorder blocker → #126), pre-merge fixes (f18f2dc0), main229f7cc1, baselines (368/493+1skip/52 web), and new lessons (mount call-count assertions, no world-refetch, no list[0]-only UIs). Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>