changed navbar

frontend/src/app/layout.js

@@ -1,8 +1,8 @@
 import { Inter } from "next/font/google";
 import Sidebar from "./components/sidebar/Sidebar";
-import Header from "./components/header/Header";
 import "./globals.css";
 import styles from "./page.module.css";
+import Navbar from "./components/navbar/Navbar";
 
 const inter = Inter({
   variable: "--font-inter",
@@ -22,7 +22,7 @@ export default function RootLayout({ children }) {
           <Sidebar />
 
           <div className={styles.mainContainer}>
-            <Header />
+            <Navbar />
             {children}
           </div>
         </div>