export async function GET() {
  const site = "https://codevfun.work";
  const items = posts.map((post) => `
    <item>
      <title>${escapeXml(post.title)}</title>
      <link>${site}/writing/${post.slug}</link>
      <guid>${site}/writing/${post.slug}</guid>
      <pubDate>${new Date(post.date).toUTCString()}</pubDate>
      <description>${escapeXml(post.description)}</description>
    </item>`);
  const xml = `<?xml version="1.0" encoding="UTF-8"?>
<rss version="2.0">
  <channel>
    <title>日和</title>
    <link>${site}</link>
    <description>网页制作与日常记录</description>
    ${items.join("")}
  </channel>
</rss>`;
  return new Response(xml, {
    headers: { "Content-Type": "application/rss+xml; charset=utf-8" },
  });
}

<link
  rel="alternate"
  type="application/rss+xml"
  title="日和"
  href="https://codevfun.work/feed.xml"
/>