Update migration-gaps, SCOPE, and workplan status after the-custodian make e2e shim delegates to validate run.
fix-consistency writeback: state_hub_workstream_id and task IDs.
Refresh SCOPE.md for v0 operational state after WP-0002/0003/0008. Add history/ INTENT↔SCOPE assessment and ready workplan for the-custodian e2e shim to close the e2e-framework migration arc.