Added support for an optional title field in short URLs

data/migrations/Version20210202181026.php

@@ -0,0 +1,32 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ShlinkMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\DBAL\Types\Types;
+use Doctrine\Migrations\AbstractMigration;
+
+final class Version20210202181026 extends AbstractMigration
+{
+    private const TITLE = 'title';
+
+    public function up(Schema $schema): void
+    {
+        $shortUrls = $schema->getTable('short_urls');
+        $this->skipIf($shortUrls->hasColumn(self::TITLE));
+
+        $shortUrls->addColumn(self::TITLE, Types::STRING, [
+            'notnull' => false,
+            'length' => 512,
+        ]);
+    }
+
+    public function down(Schema $schema): void
+    {
+        $shortUrls = $schema->getTable('short_urls');
+        $this->skipIf(! $shortUrls->hasColumn(self::TITLE));
+        $shortUrls->dropColumn(self::TITLE);
+    }
+}