ACME-2015: Story for Checkout Service reliability improvement 15
Date: 2025-11-23 Type: Story Priority: P0 Service: Checkout Service Owner: Commerce Platform GitHub References: GH-2015, GH-2016 API References: API-CHECKOUT-01, API-CHECKOUT-02, API-CHECKOUT-03, API-CHECKOUT-04
Business Context
Acme Commerce depends on the Checkout Service to protect customer trust during high-volume shopping periods. This ticket captures engineering work needed after operational reviews found risk from missing idempotency key handling in a replay worker.
Scope
- Review service contract behavior against API-CHECKOUT-04.
- Update dashboards and alerts owned by Commerce Platform.
- Coordinate rollout with the teams that operate Authentication Service, Checkout Service, Billing Service, Inventory Service, and Notification Service.
- Link implementation work to GitHub items GH-2015, GH-2016.
Definition of Done
- Tests cover nominal, timeout, replay, and malformed payload scenarios.
- Runbook steps are updated and validated in staging.
- Incident review owners can cite this ticket as remediation evidence.