{ "feature_id": "F-024", "agent": "qa", "verdict": "APPROVED", "summary": "QA approved. All F-024 acceptance criteria are covered by executable tests and green checks.", "evidence": [ "notifications-service.test.ts covers first-event sent and replay duplicate", "boundary.test.ts proves only infrastructure references LoggingEmailProvider", "cd project && npm run lint/typecheck/build/test passed", "DB integration migrations suite passed: 14 files, 53 tests", "./scripts/verify.sh passed" ], "acceptance": [ { "criterion": "Given PaymentSucceeded event When processed Then order confirmation email queued", "status": "PASS", "evidence": "notifications-service dispatches on first event and template order_confirmation maps to OrderPaid" }, { "criterion": "Given same event redelivered When processed Then no duplicate email", "status": "PASS", "evidence": "service returns 'duplicate' on existing event_id and provider.send is not called again" }, { "criterion": "Swapping email provider touches only infrastructure adapter", "status": "PASS", "evidence": "boundary.test.ts confirms only infrastructure files reference the provider implementation; route uses EmailProvider port" }, { "criterion": "verify.sh green", "status": "PASS", "evidence": "./scripts/verify.sh PASS" } ], "timestamp": "2026-08-15T18:48:04Z" }