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/quality-escalation/cadence.yml

@@ -0,0 +1,4 @@
+loop: quality-escalation
+phase: bootstrap
+cron: "45 * * * *"
+regulator_approval: pending