Why: bind the task validation checkpoint to the latest integration baseline. Evidence: SELF recursive component checks; sync_base=8c1edbebece8212ec8c0cd9e646b4b0592b1503d; candidate=bc1669918b4049ef47b57d35486fe41688cf6063. Impact: task metadata only. Refs: .task/feature-u7-capacity-wrap-measure.md