The pyrana-core Python package provides domain models, DTOs, and enums as the foundational backend layer for the rest of the platform.

### Python Libraries (libs/python/) — The Backend Core

— PYRANA_PLATFORM_ARCHITECTURE_REFERENCE.md

| pyrana-core | Domain models, DTOs, enums — foundation for everything |

— PYRANA_PLATFORM_ARCHITECTURE_REFERENCE.md

**Dependency flow:** core → repo/audit → services → temporal/api/admin/gateway

— PYRANA_PLATFORM_ARCHITECTURE_REFERENCE.md