Adding migration

src/Migrations/Version20231015123538.php

@@ -0,0 +1,29 @@
+<?php
+
+declare(strict_types=1);
+
+namespace BitBag\SyliusWishlistPlugin\Migrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20231015123538 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Adding timestampable columns to track creating and updating a wishlist';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE bitbag_wishlist ADD created_at DATETIME NOT NULL, ADD updated_at DATETIME DEFAULT NULL');
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE bitbag_wishlist DROP created_at, DROP updated_at');
+    }
+}