TASK: Update neos/eventstore packages to 1.0

Updates `neos/eventstore` and `neos/eventstore-doctrineadapter` packages to their first final release and adjusts code accordingly.

Furthermore this incorporates the following changes:

* Add `CheckpointStorageInterface` and its implementation `DbalCheckpointStorage` (aka `DoctrineCheckpointStorage`) from `neos/eventstore-doctrineadapter` (see neos/eventstore-doctrineadapter#13)
* Add `CatchUp` from `neos/eventstore` (see neos/eventstore#19)

src/Event/ValueObject/ExportedEvent.php

@@ -23,7 +23,7 @@ public static function fromRawEvent(Event $event): self
             $event->id->value,
             $event->type->value,
             \json_decode($event->data->value, true),
-            $event->metadata->value,
+            $event->metadata?->value ?? [],
         );
     }
 

src/Processors/EventStoreImportProcessor.php

@@ -159,19 +159,18 @@ public function run(): ProcessorResult
      */
     private function normalizeEvent(EventInterface|DecoratedEvent $event): Event
     {
-        if ($event instanceof DecoratedEvent) {
-            $eventId = $event->eventId;
-            $eventMetadata = $event->eventMetadata;
-            $event = $event->innerEvent;
-        } else {
-            $eventId = EventId::create();
-            $eventMetadata = EventMetadata::none();
-        }
+        $eventId = $event instanceof DecoratedEvent ? $event->eventId : EventId::create();
+        $eventMetadata = $event instanceof DecoratedEvent ? $event->eventMetadata : null;
+        $causationId = $event instanceof DecoratedEvent ? $event->causationId : null;
+        $correlationId = $event instanceof DecoratedEvent ? $event->correlationId : null;
+        $event = $event instanceof DecoratedEvent ? $event->innerEvent : $event;
         return new Event(
             $eventId,
             $this->eventNormalizer->getEventType($event),
             $this->eventNormalizer->getEventData($event),
             $eventMetadata,
+            $causationId,
+            $correlationId,
         );
     }