💚 Fix with PHPCS

app/code/transport/Factory.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace Shikiryu\Backup\Transport;
+
+use Shikiryu\Backup\Backup\BackupAbstract;
+
+class Factory
+{
+    /**
+     *
+     * @param BackupAbstract $backup
+     * @param array $config
+     *
+     * @return TransportAbstract|null
+     */
+    public static function build(BackupAbstract $backup, array $config)
+    {
+        $class = __NAMESPACE__.'\\'.array_keys($config)[0];
+        if (class_exists($class)) {
+            return new $class($backup, array_values($config)[0]);
+        }
+        return null;
+    }
+}