Project structure below, to be finished

• api/: Contains a file to config api documentation, like swagger options
• cmd/: Contains the main main.go file responsible for starting the API server.
• internal/: Contains the internal code of the application, including the controller, DTOs, entities, mappings, repositories, services, and dependency injection.
  • controller/: Contains the API controller, which handles HTTP requests.
  • docs/: Contains files related to Swagger documentation.
  • dto/: Contains the Data Transfer Objects (DTOs) used for communication between layers.
  • entity/: Contains domain entities, such as the User entity.
  • mapper/: Contains mappings between entities and DTOs.
  • repository/: Contains repositories responsible for data persistence.
  • service/: Contains services that implement business logic.
  • di/: Contains files related to dependency injection.
• pkg/: Can contain shared packages between different parts of the application.
• config/: Contains application configuration files, if any.
• db/: Can contain files related to the database, such as migration scripts.
• migrations/: Contains database migration scripts.