Typed intentions, dedup identity and versioned JSON codecs

Command store, dedup, revision, retention and versioned Liquibase resources

Command runtime over db-scheduler: dispatch, bounded retry, cancellation, reschedule and recovery

Kafka outbox: immutable envelope, publish inside the business transaction, completion after broker ack

Kafka inbox: dedup and command in one transaction, ack after commit, bounded quarantine, audited replay

Conditional auto-configuration, startup checks, bounded maintenance and read-only diagnostics

Checks a consumer runs against its own application: the actual DataSource and the compatibility of what is already stored