Début page calendrier

em2rp/lib/views/widgets/auth/welcome_text.dart

@@ -6,7 +6,7 @@ class WelcomeTextWidget extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return Text(
+    return const Text(
       'Bienvenue !',
       textAlign: TextAlign.center,
       style: TextStyle(

em2rp/lib/views/widgets/image/profile_picture.dart

@@ -56,7 +56,7 @@ class ProfilePictureWidget extends StatelessWidget {
       child: SizedBox(
         width: radius * 0.8, // Ajuster la taille du loader
         height: radius * 0.8,
-        child: CircularProgressIndicator(
+        child: const CircularProgressIndicator(
             strokeWidth: 2), // Indicateur de chargement
       ),
     );

em2rp/lib/views/widgets/image/profile_picture_selector.dart

@@ -43,7 +43,7 @@ class _ProfilePictureSelectorState extends State<ProfilePictureSelector> {
               Container(
                 width: 160,
                 height: 160,
-                decoration: BoxDecoration(
+                decoration: const BoxDecoration(
                   color: Colors.black54,
                   shape: BoxShape.circle,
                 ),

em2rp/lib/views/widgets/nav/main_drawer.dart

@@ -30,7 +30,7 @@ class MainDrawer extends StatelessWidget {
               DrawerHeader(
                 decoration: BoxDecoration(
                   image: DecorationImage(
-                    image: AssetImage('assets/EM2_NsurB.jpg'),
+                    image: const AssetImage('assets/EM2_NsurB.jpg'),
                     fit: BoxFit.cover,
                     colorFilter: ColorFilter.mode(
                       AppColors.noir.withOpacity(0.4),
@@ -52,7 +52,7 @@ class MainDrawer extends StatelessWidget {
                             radius: 30,
                           )
                         else
-                          CircleAvatar(
+                          const CircleAvatar(
                             radius: 30,
                             child: Icon(Icons.account_circle, size: 45),
                           ),
@@ -61,7 +61,7 @@ class MainDrawer extends StatelessWidget {
                           hasUser
                               ? 'Bonjour, ${userProvider.currentUser!.firstName}'
                               : 'Bonjour, Utilisateur',
-                          style: TextStyle(
+                          style: const TextStyle(
                             color: AppColors.blanc,
                             fontSize: 18,
                             fontWeight: FontWeight.bold,
@@ -88,7 +88,7 @@ class MainDrawer extends StatelessWidget {
                   Navigator.pop(context);
                   Navigator.pushReplacement(
                     context,
-                    MaterialPageRoute(builder: (context) => CalendarPage()),
+                    MaterialPageRoute(builder: (context) => const CalendarPage()),
                   );
                 },
               ),
@@ -116,7 +116,7 @@ class MainDrawer extends StatelessWidget {
                       },
                     ),
                     PermissionGate(
-                      requiredPermissions: [Permission.viewUsers],
+                      requiredPermissions: const [Permission.viewUsers],
                       child: ListTile(
                         leading: const Icon(Icons.group),
                         title: const Text('Gestion des Utilisateurs'),