DDD aggregate persistence support: storage-neutral repository lifecycle, AggregateData, and DataMapper contracts. Concrete adapters extend this module without pulling in runtime or messaging concerns.

Quarkus runtime adapters for jfoundry application contracts.

Helidon MP runtime adapters for jfoundry application contracts.

Spring failure translation and transaction-bound state for jfoundry persistence.

Jakarta Persistence adapter for single-entity-graph aggregate repositories.

Spring Boot auto-configuration for jfoundry persistence adapters.

MyBatis-Plus adapter for business AggregateRoot repositories. Pure persistence — no messaging/Outbox concerns; Outbox MP implementation lives in jfoundry-outbox-mybatis-plus.

Spring Boot auto-configuration for jfoundry domain event dispatch.

Reusable architecture test rules and fixtures for JFoundry-based applications.

Spring runtime integration verification.