check setup job success before upgrading deployment

[ZITADOPER-7]

src/internal/controller/zitadelcluster_controller.go

@@ -349,9 +349,14 @@ func (r *ZitadelClusterReconciler) reconcileSetupJob(ctx context.Context, zitade
 		if err := r.Create(ctx, desiredSetupJob); err != nil {
 			return ctrl.Result{}, fmt.Errorf("error creating new SetupJob: %v", err)
 		}
-		return ctrl.Result{}, nil
+	}
+	if err := r.Get(ctx, key, &existingJob); err != nil {
+		return ctrl.Result{}, fmt.Errorf("error fetching existing SetupJob status: %v", err)
 	}
 
+	if existingJob.Status.Succeeded != 1 { // Replace with actual success condition
+		return ctrl.Result{}, fmt.Errorf("SetupJob is not successful, current status: %v", existingJob.Status)
+	}
 	// If the job exists and the image matches, no action is needed
 	return ctrl.Result{}, nil
 }