refactoring: Masive refactor to build the V2

src/main/kotlin/eventDemo/contexts/game/domain/events/GameEvent.kt

@@ -0,0 +1,21 @@
+package eventDemo.contexts.game.domain.events
+
+import eventDemo.contexts.game.domain.game.GameId
+import eventDemo.contexts.game.infrastructure.persistence.serializers.EventIdSerializer
+import eventDemo.contexts.game.infrastructure.persistence.serializers.GameIdSerializer
+import eventDemo.libs.eventSource.Event
+import eventDemo.libs.eventSource.EventId
+import kotlinx.serialization.Serializable
+
+/**
+ * An [Event] of a Game.
+ */
+@Serializable
+sealed interface GameEvent : Event<GameId> {
+  @Serializable(with = EventIdSerializer::class)
+  override val eventId: EventId
+
+  @Serializable(with = GameIdSerializer::class)
+  override val aggregateId: GameId
+  override val version: Int
+}