Add settings-driven theme and version metadata

api/migrations/Version20251224193000.php

@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+final class Version20251224193000 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Add indexes for forum parent ordering and type filters.';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql('CREATE INDEX idx_forum_parent_position ON forum (parent_id, position)');
+        $this->addSql('CREATE INDEX idx_forum_type ON forum (type)');
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql('DROP INDEX idx_forum_parent_position ON forum');
+        $this->addSql('DROP INDEX idx_forum_type ON forum');
+    }
+}