feat(backend): databaseLearningPathProvider.fetchLearningPaths geïmplementeerd

backend/src/entities/content/learning-object-identifier.ts

@@ -4,6 +4,6 @@ export class LearningObjectIdentifier {
     constructor(
         public hruid: string,
         public language: Language,
-        public version: string
+        public version: number
     ) {}
 }

backend/src/entities/content/learning-path.entity.ts

@@ -54,6 +54,12 @@ export class LearningPathNode {
 
     @Embedded({ entity: () => LearningPathTransition, array: true })
     transitions!: LearningPathTransition[];
+
+    @Property({ length: 3 })
+    createdAt: Date = new Date();
+
+    @Property({ length: 3, onUpdate: () => new Date() })
+    updatedAt: Date = new Date();
 }
 
 @Embeddable()