loop: registry-hygiene

phase: bootstrap

notes: T01 signals/rollout committed; sweep disabled pending shell resolver


notes: 3/3 pilot rounds; empty_scaffolds=2 stable


phase: stabilize

notes: Promoted daily 07:00; helix_forge added per T06 DEC-006


notes: R2 ACTIVITY-WP-0013 live; sweep enabled 744294af; resolver 4 gaps; emit 404 issue-core