# Package Map

| Package        | Responsibility                                      | Forbidden Dependencies |
|----------------|----------------------------------------------------|------------------------|
| controller     | Handle HTTP requests and responses                  | domain                 |
| service        | Business logic and transaction management           | domain, integration     |
| repository     | Data access and retrieval                           | service                 |
| domain         | Core domain logic and entities                      | controller, service, repository |
| integration     | External service communication                     | service                 |