Why: Preserve the owner’s Stage 5 decision and implementation method on the reviewed plan object.
Evidence: Owner approved plan 28c4ceb in the task conversation; git diff --check and relative links passed (SELF).
Impact: Documentation status only; Dev implementation remains subject to Stage 6 and 7 review.
Refs: Agent-System-Documents #105; Agent-System-Dev #518
weichen
a665c2d0b9