Building a microservices system to manage electronic invoices.

I am a student and only need a few services like:
- User service (TaxPayer): multi tenancy, JWT,...
- Invoice service: CQRS is like CRUD
- Reporting service: Event sourcing data from invoice service.




Apply Technology: Domain Driven Design, Clean Architecture, CQRS, SAGA, Event sourcing, Docker, kubernetes, Service Mesh (istio), CICD