GH-796 - Update transaction markers for newly introduced methods on DefaultEventPublicationRegistry.

Author: odrotbohm

spring-modulith-events/spring-modulith-events-core/src/main/java/org/springframework/modulith/events/core/DefaultEventPublicationRegistry.java

@@ -113,6 +113,7 @@ public Collection<TargetEventPublication> findIncompletePublicationsOlderThan(Du
 	 * @see org.springframework.modulith.events.core.EventPublicationRegistry#markProcessing(java.lang.Object, org.springframework.modulith.events.core.PublicationTargetIdentifier)
 	 */
 	@Override
+	@Transactional(propagation = Propagation.REQUIRES_NEW)
 	public void markProcessing(Object event, PublicationTargetIdentifier identifier) {
 		propagateStateTransition(event, identifier, it -> events.markProcessing(it.getIdentifier()), () -> {});
 	}
@@ -142,6 +143,7 @@ public void markCompleted(Object event, PublicationTargetIdentifier targetIdenti
 	 * @see org.springframework.modulith.events.core.EventPublicationRegistry#markFailed(java.lang.Object, org.springframework.modulith.events.core.PublicationTargetIdentifier)
 	 */
 	@Override
+	@Transactional(propagation = Propagation.REQUIRES_NEW)
 	public void markFailed(Object event, PublicationTargetIdentifier targetIdentifier) {
 
 		propagateStateTransitionAndConclude(event, targetIdentifier, it -> events.markFailed(it.getIdentifier()), () -> {});