Remove sample files and install shadcn/ui

app/page.tsx

@@ -1,9 +1,4 @@
-import DeployButton from "../components/DeployButton";
-import AuthButton from "../components/AuthButton";
 import { createClient } from "@/utils/supabase/server";
-import ConnectSupabaseSteps from "@/components/ConnectSupabaseSteps";
-import SignUpUserSteps from "@/components/SignUpUserSteps";
-import Header from "@/components/Header";
 import { cookies } from "next/headers";
 
 export default async function Index() {
@@ -22,36 +17,5 @@ export default async function Index() {
 
   const isSupabaseConnected = canInitSupabaseClient();
 
-  return (
-    <div className="flex-1 w-full flex flex-col gap-20 items-center">
-      <nav className="w-full flex justify-center border-b border-b-foreground/10 h-16">
-        <div className="w-full max-w-4xl flex justify-between items-center p-3 text-sm">
-          <DeployButton />
-          {isSupabaseConnected && <AuthButton />}
-        </div>
-      </nav>
-
-      <div className="animate-in flex-1 flex flex-col gap-20 opacity-0 max-w-4xl px-3">
-        <Header />
-        <main className="flex-1 flex flex-col gap-6">
-          <h2 className="font-bold text-4xl mb-4">Next steps</h2>
-          {isSupabaseConnected ? <SignUpUserSteps /> : <ConnectSupabaseSteps />}
-        </main>
-      </div>
-
-      <footer className="w-full border-t border-t-foreground/10 p-8 flex justify-center text-center text-xs">
-        <p>
-          Powered by{" "}
-          <a
-            href="https://supabase.com/?utm_source=create-next-app&utm_medium=template&utm_term=nextjs"
-            target="_blank"
-            className="font-bold hover:underline"
-            rel="noreferrer"
-          >
-            Supabase
-          </a>
-        </p>
-      </footer>
-    </div>
-  );
+  return <></>;
 }