A production rollout exposes a contract mismatch between the UI boundary and the owning service. The affected area is migration rollout.
Repair the migration rollout telemetry implementation so it routes high-signal incidents to pages and suppresses low-value noise.
Evidence
- Affected surface: Full-stack backend focus / migration rollout.
- Observed failure family: route operational alerts.
- Scope policy: qualityState must equal verified.