{
  "artifact": "production-handoff-checklist",
  "fields": ["businessOwner", "productOwner", "serviceOwner", "controlOwner", "supportOwner", "runbook", "monitoring", "controls", "releaseHistory", "supportPath", "acceptance"],
  "requiredGates": ["ownership", "runbook", "monitoring", "controls", "release", "support"],
  "gate": "Production handoff is complete only when receiving owners can operate, explain, recover, and improve the service."
}