diff --git a/server/src/workflow-management/classes/Generator.ts b/server/src/workflow-management/classes/Generator.ts
index 5f19e47a..796b64c3 100644
--- a/server/src/workflow-management/classes/Generator.ts
+++ b/server/src/workflow-management/classes/Generator.ts
@@ -518,7 +518,14 @@ export class WorkflowGenerator {
     }
   }
 
-  
+  /**
+   * Generates a pair for navigating to the previous page.
+   * This function alone adds the pair to the workflow and notifies the client.
+   * It's safe to always add a go back action to the first rule in the workflow and do not check
+   * general conditions for adding a pair to the workflow.
+   * @param newUrl The previous page's url.
+   * @returns void
+   */
   public onGoBack = (newUrl: string) => {
     //it's safe to always add a go back action to the first rule in the workflow
     this.workflowRecord.workflow[0].what.push({