Register Migrator extension in MikroORM config

mikro-orm.config.js

@@ -1,4 +1,5 @@
 const { PostgreSqlDriver } = require('@mikro-orm/postgresql');
+const { Migrator } = require('@mikro-orm/migrations');
 
 /** @type {import('@mikro-orm/core').MikroORMOptions} */
 module.exports = {
@@ -10,6 +11,7 @@ module.exports = {
   dbName: process.env.DB_NAME || 'planner',
   autoLoadEntities: true,
   entities: ['./dist/**/*.entity.js'],
+  extensions: [Migrator],
   migrations: {
     path: './dist/migrations',
     transactional: true,