📱mobile responsiveness for navbar Menu

lib/utils.ts

@@ -79,3 +79,7 @@ export function generateSlug(title: string): string {
     .replace(/[^a-z0-9]+/g, '-')
     .replace(/^-+|-+$/g, '')
 }
+
+export function cn(...inputs: (string | undefined | null | false)[]): string {
+  return inputs.filter(Boolean).join(" ")
+}