feat : add front-end using shad cn

frontend/src/pages/Department.jsx

@@ -0,0 +1,9 @@
+import DashboardLayout from "@/components/layout/DashboardLayout";
+
+export default function Department() {
+	return (
+		<DashboardLayout>
+			<h1 className="text-xl font-semibold mb-4">Departments</h1>
+		</DashboardLayout>
+	);
+}