fix(router): PopUpDialogs couldn't find the context.

lib/logic/get_it/navigation.dart

@@ -7,10 +7,14 @@ class NavigationService {
       GlobalKey<ScaffoldMessengerState>();
   final GlobalKey<NavigatorState> navigatorKey = GlobalKey<NavigatorState>();
 
-  NavigatorState? get navigator => navigatorKey.currentState;
-
   void showPopUpDialog(final AlertDialog dialog) {
-    final BuildContext context = navigatorKey.currentState!.overlay!.context;
+    final BuildContext? context = navigatorKey.currentContext;
+
+    if (context == null) {
+      showSnackBar(
+          'Could not show dialog. This should not happen, please report this.');
+      return;
+    }
 
     showDialog(
       context: context,

lib/main.dart

@@ -63,12 +63,10 @@ class SelfprivacyApp extends StatelessWidget {
   final ThemeData lightThemeData;
   final ThemeData darkThemeData;
 
-  final _appRouter = RootRouter();
+  final _appRouter = RootRouter(getIt.get<NavigationService>().navigatorKey);
 
   @override
   Widget build(final BuildContext context) => Localization(
-        child: AnnotatedRegion<SystemUiOverlayStyle>(
-          value: SystemUiOverlayStyle.light, // Manually changing appbar color
         child: BlocAndProviderConfig(
           child: BlocBuilder<AppSettingsCubit, AppSettingsState>(
             builder: (
@@ -104,6 +102,5 @@ class SelfprivacyApp extends StatelessWidget {
             ),
           ),
         ),
-        ),
       );
 }

lib/ui/pages/users/user_details.dart

@@ -231,9 +231,7 @@ class _SshKeysCard extends StatelessWidget {
                                       publicKey: key,
                                     ),
                                   );
-                              Navigator.of(context)
+                              context.popRoute();
-                                ..pop()
-                                ..pop();
                             },
                           ),
                         ],

lib/ui/router/router.dart

@@ -99,7 +99,7 @@ Widget fadeThroughTransition(
   ],
 )
 class RootRouter extends _$RootRouter {
-  RootRouter();
+  RootRouter(GlobalKey<NavigatorState> super.navigatorKey);
 }
 
 // Function to map route names to route titles