add RSS feed

src/pages/feed.js

@@ -0,0 +1,25 @@
+import rss from '@astrojs/rss';
+
+import { render } from 'astro:content';
+import { listPosts } from '@lib/content.ts';
+
+
+export async function GET(context) {
+    const entries = await listPosts();
+    const items = await Promise.all(entries.map(async entry => {
+        const { remarkPluginFrontmatter } = await render(entry);
+        return {
+            title: entry.data.title,
+            description: remarkPluginFrontmatter.description,
+            link: `https://blog.jfmonty2.com/${entry.id}`,
+            pubDate: entry.data.date,
+        };
+    }));
+
+    return rss({
+        title: "Joe's Blog",
+        description: 'I write about stuff.',
+        site: 'https://blog.jfmonty2.com',
+        items,
+    });
+}