# Package Map

| Package      | Responsibility                                 | Forbidden Dependencies          |
|--------------|------------------------------------------------|---------------------------------|
| controller   | Handle HTTP requests and responses             | service, repository, integration |
| service      | Business logic implementation                   | controller, repository          |
| repository   | Data access and management                     | controller, service             |
| domain       | Domain models and business rules                | controller, service, repository  |
| integration   | External system communication                  | controller, service, repository  |