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/state-machine.md

@@ -0,0 +1,19 @@
+# Cadence State Machine
+
+```
+bootstrap (hourly) ──promote──▶ stabilize (daily) ──promote──▶ operate (weekly)
+        ▲                              │                            │
+        └──────── demote (noise/SLA) ──┴────────────────────────────┘
+```
+
+Promotion requires LOOP-WP-0004 regulator approval + ADR-003 exit criteria.
+
+## Repo rotation (ADR-004, parallel track)
+
+```
+active ──saturate──▶ saturated ──revisit/monthly──▶ active
+   │
+   └── promote from expansion_queue when saturation frees a slot
+```
+
+Rotation is recommendation-first during bootstrap.