export async function onRequest(context) {
  const url = new URL(context.request.url);
  const target = url.searchParams.get("url");

  if (!target) {
    return new Response("Missing url", { status: 400 });
  }

  try {
    const res = await fetch(target, {
      headers: {
        "User-Agent": "Mozilla/5.0"
      }
    });

    const text = await res.text();

    return new Response(text, {
      status: 200,
      headers: {
        "Content-Type": "application/json",
        "Access-Control-Allow-Origin": "*"
      }
    });

  } catch (e) {
    return new Response(JSON.stringify({
      error: "fetch failed",
      msg: e.message
    }), { status: 500 });
  }
}