refactoring: Masive refactor to build the V2

src/main/kotlin/eventDemo/contexts/auth/domain/events/NewUserCreatedEvent.kt

@@ -0,0 +1,16 @@
+package eventDemo.contexts.auth.domain.events
+
+import eventDemo.libs.eventSource.EventId
+import eventDemo.sharedKernel.UserId
+import kotlinx.datetime.Clock
+import kotlinx.datetime.Instant
+
+class NewUserCreatedEvent(
+  val username: String,
+  val password: String,
+  override val version: Int,
+  override val createdAt: Instant = Clock.System.now(),
+  override val aggregateId: UserId = UserId(),
+) : UserEvent {
+  override val eventId: EventId = EventId()
+}

src/main/kotlin/eventDemo/contexts/auth/domain/events/UserEvent.kt

@@ -0,0 +1,6 @@
+package eventDemo.contexts.auth.domain.events
+
+import eventDemo.libs.eventSource.Event
+import eventDemo.sharedKernel.UserId
+
+sealed interface UserEvent : Event<UserId>