eclipse-edc/Connector

AI Summary: Improve the error message when an invalid ODRL operator is used in a policy. The current message is misleading; it should list the valid operators. This likely involves adding validation before the transformer stage or improving the error handling within the transformer to provide a more informative message.

AI Summary: The task is to modify the `InMemoryAssetIndex.AssetComparator` class within the Eclipse EDC Connector project to include the `createdAt` field in the sorting logic. This will enable sorting Assets by their creation timestamp when using the in-memory persistence mechanism, resolving a bug where such sorting currently fails.