ajout de la barre de navigation en bas

lib/main.dart

@@ -4,6 +4,7 @@ import 'widgets/hero_section_widget.dart';
 import 'widgets/search_bar_widget.dart';
 import 'widgets/popular_places_widget.dart';
 import 'widgets/recommendation_widget.dart';
+import 'widgets/bottom_navigation_widget.dart';
 import 'theme/app_theme.dart';
 
 void main() {
@@ -31,26 +32,33 @@ class TravelHomePage extends StatelessWidget {
     return Scaffold(
       backgroundColor: AppTheme.backgroundColor,
       body: SafeArea(
-        child: SingleChildScrollView(
-          child: Column(
-            children: [
-              SizedBox(
-                height: MediaQuery.of(context).size.height * 0.5,
-                child: const HeroSectionWidget(),
+        child: Column(
+          children: [
+            Expanded(
+              child: SingleChildScrollView(
+                child: Column(
+                  children: [
+                    SizedBox(
+                      height: MediaQuery.of(context).size.height * 0.5,
+                      child: const HeroSectionWidget(),
+                    ),
+                    
+                    const SizedBox(height: 20),
+                    
+                    const PopularPlacesWidget(),
+                    
+                    const SizedBox(height: 20),
+                    
+                    const RecommendationWidget(),
+                    
+                    const SizedBox(height: 20),
+                  ],
+                ),
               ),
-              
-              const SizedBox(height: 20),
-              
-              const PopularPlacesWidget(),
-              
-              const SizedBox(height: 20),
-              
-              // Section Recommendation
-              const RecommendationWidget(),
-              
-              const SizedBox(height: 20),
-            ],
-          ),
+            ),
+            
+            const BottomNavigationWidget(),
+          ],
         ),
       ),
     );