feat: action entities in provenance now actually call the crate their result

Author: Pfeil

src/main/java/edu/kit/datamanager/ro_crate/writer/ProvenanceManager.java

@@ -70,10 +70,11 @@ void addProvenanceInformation(Crate crate) {
 
     private ContextualEntity createActionEntity(boolean isFirstWrite, String libraryId) {
         return new ContextualEntityBuilder()
-            .addType(isFirstWrite ? "CreateAction" : "UpdateAction")
-            .addProperty("startTime", Instant.now().toString())
-            .addIdProperty("agent", libraryId)
-            .build();
+                .addType(isFirstWrite ? "CreateAction" : "UpdateAction")
+                .addIdProperty("result", "./")
+                .addProperty("startTime", Instant.now().toString())
+                .addIdProperty("agent", libraryId)
+                .build();
     }
 
     private ContextualEntity buildRoCrateJavaEntity(