BillingService

1# BillingService.intent
2# Draft IntentLang (v0). Architecture as code. Illustrative only.
3
4service BillingService
5
6why
7  Billing owns money movement, so its boundaries and ownership must be explicit.
8
9owns
10  Invoice
11  PaymentAttempt
12
13consumes
14  OrderApproved
15
16publishes
17  InvoiceCreated
18
19database
20  Postgres
21
22dependencies
23  PaymentGateway
24  NotificationService
25
26owner
27  Finance Platform Team
28
29guarantees
30  invoices are only created from approved orders
31  payment is never captured twice
32
33verify
34  architecture boundary check
35  contract check