A production rollout exposes a contract mismatch between the UI boundary and the owning service. The affected area is service gateway.
Repair the service gateway state synchronization implementation so it accepts compatible server updates and surfaces version conflicts without losing local intent.
Evidence
- Affected surface: Cloud-native full-stack / service gateway.
- Observed failure family: reconcile optimistic state.
- Scope policy: tenantId must equal tenant-primary.