export default async function handler(req) {
  const target = "http://120.76.248.139/udp/txiptv_chlist_zdy.php?deviceId=5b59b24e74886da42d969c7c6e09729b&ip=39.164.164.132:9901";
  
  // 允许所有网页跨域调用
  const headers = {
    "Access-Control-Allow-Origin": "*",
    "Content-Type": "text/plain; charset=utf-8"
  };

  try {
    const res = await fetch(target, {
      headers: {
        "User-Agent": "Mozilla/5.0"
      }
    });
    const text = await res.text();
    return new Response(text, { headers });
  } catch (e) {
    return new Response("抓取失败：" + e.message, { headers });
  }
}