migration executed down and new one created to allow firstname nullable

src/Bundle/ChillThirdPartyBundle/migrations/Version20220322095659.php

@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Chill\Migrations\ThirdParty;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20220322095659 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Add firstname to thirdparty';
+    }
+
+    public function up(Schema $schema): void
+    {
+        // this up() migration is auto-generated, please modify it to your needs
+        $this->addSql('ALTER TABLE chill_3party.third_party ADD firstname VARCHAR(255) DEFAULT NULL');
+    }
+
+    public function down(Schema $schema): void
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->addSql('ALTER TABLE chill_3party.third_party DROP firstname');
+    }
+}