feat: Implement Apple Sign-In for Android by adding a callback function, updating redirect URI, and configuring the Android manifest.

lib/components/loading/laoding_content.dart

@@ -58,6 +58,9 @@ class _LoadingContentState extends State<LoadingContent>
         }
       } catch (e) {
         debugPrint('Erreur lors de la tâche en arrière-plan: $e');
+        if (mounted) {
+          Navigator.pop(context);
+        }
       }
     }
   }