feat: Implement About Us and Agent Home screens, update routing, and add new assets and plugins.

lib/features/home/presentation/widgets/home_header.dart

@@ -148,7 +148,10 @@ class _MenuDrawer extends ConsumerWidget {
                       context,
                       icon: Icons.info_outline,
                       label: 'About Us',
-                      onTap: () => Navigator.pop(context),
+                      onTap: () {
+                        Navigator.pop(context);
+                        context.push('/about');
+                      },
                     ),
                     _buildMenuItem(
                       context,