stefan eef17b3067 feat(billing): implement REST API, database config, and tests for billing service ...

- **REST API:** Added `BillingController` with endpoints for managing participant accounts and transactions, including history retrieval.
- **Database Configuration:** Introduced `BillingDatabaseConfiguration` to initialize database schema using Exposed.
- **Testing:** Added integration tests for `TeilnehmerKontoService` using H2 in-memory database.

2026-04-10 12:27:02 +02:00

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billing-domain

feat(billing): introduce billing domain and service infrastructure

2026-04-10 12:18:03 +02:00

billing-service

feat(billing): implement REST API, database config, and tests for billing service

2026-04-10 12:27:02 +02:00