public function addFile($name, $fileName, $options = [])
    {
        $content = file_get_contents($fileName);
        if (!isset($options['mimeType'])) {
            $options['mimeType'] = FileHelper::getMimeType($fileName);
        }
        if (!isset($options['fileName'])) {
            $options['fileName'] = basename($fileName);
        }
        return $this->addContent($name, $content, $options);
    }