diff --git a/db/notification_wa.db.js b/db/notification_wa.db.js
index c4ee3e3..a2a1a98 100644
--- a/db/notification_wa.db.js
+++ b/db/notification_wa.db.js
@@ -1,3 +1,4 @@
+// db/notification_wa.db.js
 const { default: axios } = require('axios');
 const CryptoJS = require('crypto-js');
 // const https = require('https');
diff --git a/services/notification_error.service.js b/services/notification_error.service.js
index afb7e2f..dc4169a 100644
--- a/services/notification_error.service.js
+++ b/services/notification_error.service.js
@@ -1,3 +1,4 @@
+// services/notification_error.service.js
 const {
   getAllNotificationDb,
   getNotificationByIdDb,