Expose hours query param on /legacy-meter/summary and weekly-review;
capture_legacy_meter_evidence.py defaults to --hours 8 (--days 7 for
weekly retirement gate). Re-capture post-deploy evidence with tighter window.
Add X-StateHub-Component to fix-consistency and other State Hub REST callers for
legacy-meter attribution. Archive STATE-WP-0069; open STATE-WP-0070 for
meter-gated phase-2 retirement. Task POST bodies use workplan_id only.