createPluginLoader example

$shopwareVersion = InstalledVersions::getVersion('shopware/core')
                . '@' . InstalledVersions::getReference('shopware/core');
        }

        $middlewares = [];
        if (\PHP_SAPI !== 'cli' && $this->environment !== 'prod' && InstalledVersions::isInstalled('symfony/doctrine-bridge')) {
            $middlewares = [new ProfilingMiddleware()];
        }

        $connection = self::getConnection($middlewares);

        $pluginLoader = $this->createPluginLoader($connection);

        $storage = new MySQLKeyValueStorage($connection);
        $cacheId = (new CacheIdLoader($storage))->load();

        return $this->kernel = new static::$kernelClass(
            $this->environment,
            $this->debug,
            $pluginLoader,
            $cacheId,
            $shopwareVersion,
            $connection,