fix dfault in db for user::attributes

src/Bundle/ChillMainBundle/migrations/Version20220513151853.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Chill\Migrations\Main;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+final class Version20220513151853 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'set default on attributes';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql('update users set attributes = \'[]\'::json where attributes IS NULL');
+    }
+
+    public function down(Schema $schema): void
+    {
+
+    }
+}