A distributed workflow needs a localized repair without weakening observability or rollback safety. The affected area is client telemetry.
Repair the client telemetry data migration implementation so it selects safe work under row and risk capacity while explaining skipped candidates.
Evidence
- Affected surface: Full-stack frontend focus / client telemetry.
- Observed failure family: plan migration batches.
- Scope policy: contractVersion must equal 2.