fix: seo friendly

pages/api/my-sitemap.js

@@ -1,25 +1,26 @@
-const { SitemapStream, streamToPromise } = require("sitemap");
-const { Readable } = require("stream");
-
-export default async (req, res) => {
-    // An array with your links
-    const links = [
-        { url: "/page/news/36/", priority: 0.3 },
-        { url: "/page/about",  priority: 0.3 },
-        { url: "/recruitment", priority: 0.3 },
-        { url: "/contact-us", priority: 0.3 }
-    ];
-
-    // Create a stream to write to
-    const stream = new SitemapStream({ hostname: `https://${req.headers.host}` });
-
-    res.writeHead(200, {
-        "Content-Type": "application/xml",
-    });
-
-    const xmlString = await streamToPromise(
-        Readable.from(links).pipe(stream)
-    ).then((data) => data.toString());
-
-    res.end(xmlString);
-};
+import axios from 'axios'
+import { SitemapStream, streamToPromise } from 'sitemap'
+import { Readable } from 'stream'
+import { AppUrl } from '../../lib/api'
+import { SITE_URL, sitemapLinks } from '../../lib/seo'
+
+export default async function sitemap(req, res) {
+  let news = []
+  let newsAvailable = false
+  try {
+    const { data } = await axios.get(AppUrl('news'), { timeout: 5000 })
+    const posts = Array.isArray(data) ? data : data && data.data
+    if (!Array.isArray(posts)) throw new Error('Unexpected news response')
+    news = posts
+    newsAvailable = true
+  } catch (error) {
+    // Keep core pages discoverable during a news API outage; retry soon.
+    console.warn('Sitemap: news API unavailable:', error.message)
+  }
+
+  const stream = new SitemapStream({ hostname: SITE_URL })
+  const xml = await streamToPromise(Readable.from(sitemapLinks(news).map(url => ({ url }))).pipe(stream))
+  res.setHeader('Content-Type', 'application/xml; charset=utf-8')
+  res.setHeader('Cache-Control', newsAvailable ? 'public, s-maxage=3600, stale-while-revalidate=86400' : 'public, s-maxage=60')
+  res.status(200).send(xml.toString())
+}