internal/

business structure

The directory structure within the project can take multiple forms, such as DDD or generated structures.

DDD

The structure of DDD also varies in different versions, both domestic and foreign.

standard version

domain: used to store domain layer code and models.
application: used to store application layer code and services.
interfaces: used to store external interface and adapter code.

kratos

biz: used to store code and models related to business logic.
data: used to store code and models related to data access.
service: used to store code and models related to service implementation.

Generated

gen: used to store generated files such as gorm-gen and swagger-gen.
model: used to store database models.
logic: used to write business logic.
service: used to store code and models related to service implementation.