Function writeFile

scripts/generate-agent-metadata.js:248–253

* 写入文件（带日志）

(filePath, content)

 * 写入文件（带日志）
 */
async function writeFile(filePath, content) {
  const relativePath = path.relative(distDir, filePath);
  await ensureDir(path.dirname(filePath));
  await fs.promises.writeFile(filePath, content, 'utf-8');
  BuildLogger.log(`  ✓ ${relativePath}`);
}

/**
 * 主函数