Add Latest Posts support

src/components/blog/Grid.astro

@@ -0,0 +1,9 @@
+---
+import Item from '~/components/blog/GridItem.astro';
+
+const { posts } = Astro.props;
+---
+
+<div class="grid gap-6 row-gap-5 md:grid-cols-2 lg:grid-cols-4 -mb-6">
+	{posts.map((post) => <Item post={post} />)}
+</div>