fix: update authentication and navigation components

src/app/page.tsx

@@ -1,5 +1,6 @@
 import { prisma } from "@/lib/prisma"
 import Link from "next/link"
+import Navigation from "@/components/Navigation"
 
 export const dynamic = "force-dynamic"
 
@@ -50,6 +51,7 @@ export default async function Home() {
 
   return (
     <div className="min-h-screen bg-gradient-to-br from-green-50 to-blue-50">
+      <Navigation />
       <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-12">
         {/* Header Section */}
         <div className="text-center mb-12">