Restructure blogs as Astro monorepo

sites/research/src/pages/[...slug].astro

@@ -0,0 +1,29 @@
+---
+import { getCollection, render } from 'astro:content';
+import DefaultLayout from '@/layouts/DefaultLayout.astro';
+import { BlogPost } from '@/components/sections/blog-post';
+import NewsletterSignup from '@/components/sections/newsletter-signup';
+import { ACTIVE_BLOG_SITE } from '@/blog-sites.js';
+import { SITE_TITLE } from '@/consts';
+
+export async function getStaticPaths() {
+	const posts = await getCollection(ACTIVE_BLOG_SITE.key);
+	return posts.map((post) => ({
+		params: { slug: post.id },
+		props: post,
+	}));
+}
+
+const post = Astro.props;
+const { Content } = await render(post);
+---
+
+<DefaultLayout title={`${post.data.title} | ${SITE_TITLE}`} description={post.data.description}>
+	<div class="py-16 md:py-28 lg:py-32">
+		<BlogPost post={post} client:only="react">
+			<Content />
+		</BlogPost>
+	</div>
+
+	<NewsletterSignup client:load />
+</DefaultLayout>