');
}
$config = include($configFile);

// 1. 处理自定义文字修改
if (isset($_POST['save_text'])) {
    $newConfig = [
        'title' => $_POST['title'] ?: $config['title'],
        'subtitle' => $_POST['subtitle'] ?: $config['subtitle'],
        'collection_title' => $_POST['collection_title'] ?: $config['collection_title']
    ];
    file_put_contents($configFile, '