Implement email verification feature, add registration form, and update user entity for verification status

migrations/Version20250420125040.php

@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+final class Version20250420125040 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Drop preregister_candidates column from season table';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql(<<<'SQL'
+            ALTER TABLE season DROP preregister_candidates
+        SQL);
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql(<<<'SQL'
+            ALTER TABLE season ADD preregister_candidates BOOLEAN NOT NULL DEFAULT true
+        SQL);
+    }
+}