Enable registry hygiene sweep after ACTIVITY-WP-0013 R2

Turn on coulomb-daily-registry-hygiene-sweep with runtime resolver
params; document live smoke (4 gaps) and issue-core emit follow-up.

loops/registry-hygiene/expansion-reuse-surface.yml

@@ -22,8 +22,7 @@ onboarding:
   - reuse-surface establish --publish-check
 
 blockers:
-  - reuse_surface_report_gaps shell resolver (activity-core; LOOP-WP-0005-T06)
-  - daily-registry-hygiene-sweep enabled gate
+  - issue-core task sink for hygiene task emission (operator)
 
 promotion:
   trigger: shell resolver shipped + 7 daily stabilize cycles on custodian batch

loops/registry-hygiene/health.jsonl

@@ -1,3 +1,4 @@
 {"timestamp":"2026-06-18T10:16:00Z","loop":"registry-hygiene","phase":"bootstrap","tasks_created":0,"manual_rescues":0,"notes":"T01 signals/rollout committed; sweep disabled pending shell resolver"}
 {"timestamp":"2026-06-18T11:22:00Z","loop":"registry-hygiene","phase":"bootstrap","tasks_created":9,"manual_rescues":0,"false_positive_rate":0.0,"notes":"3/3 pilot rounds; empty_scaffolds=2 stable"}
-{"timestamp":"2026-06-18T11:22:00Z","loop":"registry-hygiene","phase":"stabilize","tasks_created":null,"manual_rescues":0,"notes":"Promoted daily 07:00; helix_forge added per T06 DEC-006"}
+{"timestamp":"2026-06-18T11:22:00Z","loop":"registry-hygiene","phase":"stabilize","tasks_created":null,"manual_rescues":0,"notes":"Promoted daily 07:00; helix_forge added per T06 DEC-006"}
+{"timestamp":"2026-06-18T16:11:00Z","loop":"registry-hygiene","phase":"stabilize","tasks_created":4,"manual_rescues":0,"false_positive_rate":0.0,"notes":"R2 ACTIVITY-WP-0013 live; sweep enabled 744294af; resolver 4 gaps; emit 404 issue-core"}

loops/registry-hygiene/round-robin-state.json

@@ -1,8 +1,9 @@
 {
-  "cursor_domain": "custodian",
-  "cursor_index": 0,
-  "last_run": "2026-06-18T11:22:00Z",
-  "last_batch": ["kaizen-agentic", "the-custodian", "activity-core"],
-  "rounds_completed": 3,
-  "duplicate_tasks": 0
-}
+  "cursor": 2,
+  "last_batch": [
+    "reuse-surface",
+    "kaizen-agentic",
+    "the-custodian"
+  ],
+  "updated_at": "2026-06-18T16:11:20.117486+00:00"
+}