feat: create Partnership and Blog functional components

app/components/blog/BlogSidebar.tsx

@@ -0,0 +1,13 @@
+import NewsletterWidget from "./NewsletterWidget";
+import ResearcherSpotlight from "./ResearcherSpotlight";
+import UpcomingEvents from "./UpcomingEvents";
+
+export default function BlogSidebar() {
+  return (
+    <aside className="w-full lg:w-[400px] shrink-0 space-y-8">
+      <NewsletterWidget />
+      <ResearcherSpotlight />
+      <UpcomingEvents />
+    </aside>
+  );
+}