clean-architecture-backend-template/src/domain-core/CLAUDE.md

domain-core — pure domain layer

Registered identity

• Module ID: domain-core
• Gradle path: :domain-core
• Focused test (derived from Gradle path): ./gradlew :domain-core:test --console=plain
• Runtime baseline: Java 21; repository framework baseline: Spring Boot 4.0.0.
• Registry SSOT: src/config/architecture/modules.json.

Package root: dev.caskeleton.domain.

코드 주석에서 덜어낸 설계 결정의 근거는 README.md 가 모아둔다 (이 문서는 모듈 규칙 SSOT).

Responsibility

• Business concepts, entities, value objects, enums, domain events, domain services.
• Repository ports where this reference implementation still keeps domain-owned persistence contracts.
• Domain invariants and core rules.

Allowed

• Java standard library.
• Value-only shared operational types only if truly needed.

Forbidden

• Spring annotations.
• JPA annotations.
• Servlet/HTTP types.
• Adapter, application, bootstrap, or presentation DTO dependencies.

Test

cd src
./gradlew :domain-core:test