Why: The children-repair card promised a post-deploy E2E rerun; it
now exists with a before/after contrast.
Evidence: Real MiniMax-M3 run on dev@0f61271 - present succeeded
(ok=true revision=1) where the pre-fix run fell back to a file
artifact; surfaces API returns the saved page. Receipt imported via
make evidence (SELF, key redacted).
Impact: Task card only.
Refs: PR #387