feat: Propagate user profile updates to group member details and remove trip code sharing UI.

lib/components/settings/settings_content.dart

@@ -3,9 +3,33 @@ import 'package:travel_mate/components/settings/policies/policies_content.dart';
 import 'theme/settings_theme_content.dart';
 import 'profile/profile_content.dart';
 
-class SettingsContent extends StatelessWidget {
+import 'package:package_info_plus/package_info_plus.dart';
+
+class SettingsContent extends StatefulWidget {
   const SettingsContent({super.key});
 
+  @override
+  State<SettingsContent> createState() => _SettingsContentState();
+}
+
+class _SettingsContentState extends State<SettingsContent> {
+  String _version = '...';
+
+  @override
+  void initState() {
+    super.initState();
+    _loadVersion();
+  }
+
+  Future<void> _loadVersion() async {
+    final packageInfo = await PackageInfo.fromPlatform();
+    if (mounted) {
+      setState(() {
+        _version = packageInfo.version;
+      });
+    }
+  }
+
   Future<void> changePage(BuildContext context, Widget page) async {
     Navigator.push(context, MaterialPageRoute(builder: (context) => page));
   }
@@ -70,7 +94,7 @@ class SettingsContent extends StatelessWidget {
               ),
               const SizedBox(height: 4),
               Text(
-                '1.0.0',
+                _version,
                 style: TextStyle(fontSize: 14, color: Colors.grey[500]),
               ),
             ],