Bon checkpoint + refactoring

lib/presentation/screens/home/home_screen.dart

@@ -14,7 +14,7 @@ import '../friends/friends_screen.dart'; // Écran des amis
 class HomeScreen extends StatefulWidget {
   final EventRemoteDataSource eventRemoteDataSource;
   final String userId;
-  final String userName;
+  final String userFirstName;
   final String userLastName;
   final String userProfileImage; // Image de profil de l'utilisateur
 
@@ -22,7 +22,7 @@ class HomeScreen extends StatefulWidget {
     Key? key,
     required this.eventRemoteDataSource,
     required this.userId,
-    required this.userName,
+    required this.userFirstName,
     required this.userLastName,
     required this.userProfileImage, // Passer l'image de profil ici
   }) : super(key: key);
@@ -127,7 +127,7 @@ class _HomeScreenState extends State<HomeScreen> with SingleTickerProviderStateM
             const HomeContentScreen(),
             EventScreen(
               userId: widget.userId,
-              userName: widget.userName,
+              userFirstName: widget.userFirstName,
               userLastName: widget.userLastName,
             ),
             const EstablishmentsScreen(),