create a snippet that return most

export default async function handler(req: Request, env: any) {
  // Fetch the latest AI news from a free public RSS feed (example: TechCrunch AI section)
  const rssUrl = "https://techcrunch.com/tag/artificial-intelligence/feed/";
 
  try {
    const res = await fetch(rssUrl);
    if (!res.ok) {
      return { error: "Failed to fetch news", status: res.status };
    }
    const rssText = await res.text();
 
    // Simple XML parsing via DOMParser built into browsers/worker environments
    // Extract top 5 recent AI news articles with title, link, and pubDate
    const parser = new DOMParser();
    const xml = parser.parseFromString(rssText, "application/xml");
    const items = [...xml.querySelectorAll("item")].slice(0, 5);
    const articles = items.map(item => ({
      title: item.querySelector("title")?.textContent ?? "",
      source: "TechCrunch",
      url: item.querySelector("link")?.textContent ?? "",
      publishedAt: item.querySelector("pubDate")?.textContent ?? "",
    }));
 
    return { ok: true, articles };
  } catch (e) {
    return { error: "Exception fetching news", message: (e as Error).message };
  }
}