feat: Add roadmap functionality

- Added a new method `roadmap` to HomeController for displaying the roadmap view.
- Created a new Blade template `roadmap.blade.php` for the roadmap page.
- Defined a route `/roadmap` to access the roadmap feature.

app/Http/Controllers/HomeController.php

@@ -26,4 +26,9 @@ class HomeController extends Controller
     {
         return view('support');
     }
+
+    public function roadmap()
+    {
+        return view('roadmap');
+    }
 }