add: tailwind css

src/app/(frontend)/page.tsx

@@ -9,7 +9,9 @@ const Page = async () => {
 
   return (
     <main>
-      <div className=""></div>
+      <div className="bg-red-500 bg-">
+        <h2 className="text-4xl">Mooongo Geiss</h2>
+      </div>
       {payloadSession ? <SignOutButton /> : <SignInButton />}
       <br />
       <h3>Auth.js Session</h3>