قرارات البنية والإصدار والاستعادة

decision: synthetic-booking-confirmation-boundary
requirement: durable-correct-response-before-confirmation
follow_up: asynchronous-notification-with-idempotency
alternatives: reviewed-for-latency-operations-cost-and-recovery
assumptions: explicit-service-mode-and-Region-support
status: teaching-record-not-a-deployment-plan

يفصل الأصل والمتابعة ولا يختار موارد فعلية أويوصي للجميع.

1. validate and authorize the synthetic request
2. atomically record booking and pending-notification intent
3. return the documented committed booking result
4. publish pending notification through reviewed retry logic
5. mark progress and reconcile uncertain duplicate outcomes
claim: protocol sketch, not executable transaction code

يظهر واجب النشر ويلزم فعليا تخزين ذري دائم ومنع تكرار واحتفاظ واختبارات؛ ولا ينفذ رسالة.