feat: init Better Auth and DB

app/components/home.tsx

@@ -1,3 +1,9 @@
+import { Button } from "./ui/button";
+
 export default function Home() {
-  return <main>Hello World</main>;
+  return (
+    <main className="h-screen w-full flex items-center justify-center">
+      <Button>Hello World</Button>
+    </main>
+  );
 }