add: notif error log

validate/notification_error_log.schema.js

@@ -0,0 +1,11 @@
+const Joi = require("joi");
+
+const insertNotificationErrorLogSchema = Joi.object({
+  notification_error_id: Joi.number().integer().required(),
+  contact_id: Joi.number().integer().required(),
+  notification_error_log_description: Joi.string().required()
+});
+
+module.exports = {
+  insertNotificationErrorLogSchema,
+};