Bootstrap coulomb-loop engagement: governance, loops, and activity definitions.

Register with state-hub, accept DEC-001–004 and ADR-004 rotation policy, scaffold
pilot roster, hourly ActivityDefinition copies, and bootstrap log after schedule
init on three custodian pilot repos.

loops/regulator/health-model.md

@@ -0,0 +1,23 @@
+# Loop Health Model
+
+Per LOOP-WP-0004 T01. Metrics appended to `loops/<loop-id>/health.jsonl`.
+
+## Per-loop metrics
+
+| Field | Source |
+|-------|--------|
+| `tasks_created` | state-hub / activity-core |
+| `tasks_completed` | state-hub task status |
+| `manual_rescues` | `bootstrap-log.md` entries |
+| `false_positive_rate` | duplicate tasks / total |
+| `agent_success_rate` | `.kaizen/metrics/<agent>/summary.json` |
+| `mean_session_time_sec` | metrics executions |
+
+## Per-repo rotation (ADR-004)
+
+| Field | Source |
+|-------|--------|
+| `saturation_score` | `rotation-policy.yml` signals |
+| `marginal_gain` | hub progress events + git activity proxy |
+
+See `rotation-policy.yml` for thresholds.