Fix jwt-token

server/models/Tenant.js

@@ -3,7 +3,7 @@
  * Stores tenant-specific configuration including authentication providers
  */
 
-const { DataTypes } = require('sequelize');
+const { DataTypes, Op } = require('sequelize');
 
 module.exports = (sequelize) => {
   const Tenant = sequelize.define('Tenant', {
@@ -139,7 +139,7 @@ module.exports = (sequelize) => {
       {
         fields: ['domain'],
         unique: true,
-        where: { domain: { [DataTypes.Op.ne]: null } }
+        where: { domain: { [Op.ne]: null } }
       },
       {
         fields: ['is_active']