fixed missing grid

faircommons-services/api-service/src/main/java/eu/fairkom/faircommons/api_service/service/WorkService.java

@@ -110,6 +110,7 @@ public class WorkService {
 
         var workEntity = workMapper.toEntity(workMapper.toWorkView(view));
         workEntity.setTags(tags);
+        workEntity.setGrid(IdentifierGenerator.generateGlobalReleaseIdentifier());
 
         return workEntity;
     }