all-posts page, page titles, index page

src/pages/index.astro

@@ -1,7 +1,15 @@
 ---
+import { getCollection } from 'astro:content';
 import BaseLayout from '@layouts/BaseLayout.astro';
+import Post from '@components/Post.astro';
+
+const entries = await getCollection('posts');
+entries.sort((a, b) => b.data.date.getTime() - a.data.date.getTime());
+// there will always be at leaste one entry
+const entry = entries[0]!;
+const prevSlug = entries[1] ? entries[1]?.id : null;
 ---
 
-<BaseLayout>
-    <p>Index file</p>
+<BaseLayout pageTitle={entry.data.title}>
+    <Post {entry} {prevSlug} />
 </BaseLayout>