fixed back button navigation

app/lib/core/routing/routes.dart

@@ -8,12 +8,15 @@ import 'package:go_router/go_router.dart';
 part 'routes.g.dart';
 
 @TypedGoRoute<KagiRoute>(
+  name: 'KagiRoute',
   path: '/',
   routes: [
     TypedGoRoute<AboutRoute>(
+      name: 'AboutRoute',
       path: 'about',
     ),
     TypedGoRoute<SettingsRoute>(
+      name: 'SettingsRoute',
       path: 'settings',
     ),
   ],

app/lib/core/routing/routes.g.dart

@@ -12,14 +12,17 @@ List<RouteBase> get $appRoutes => [
 
 RouteBase get $kagiRoute => GoRouteData.$route(
       path: '/',
+      name: 'KagiRoute',
       factory: $KagiRouteExtension._fromState,
       routes: [
         GoRouteData.$route(
           path: 'about',
+          name: 'AboutRoute',
           factory: $AboutRouteExtension._fromState,
         ),
         GoRouteData.$route(
           path: 'settings',
+          name: 'SettingsRoute',
           factory: $SettingsRouteExtension._fromState,
         ),
       ],

app/lib/features/search_browser/presentation/screens/browser.dart

@@ -249,6 +249,16 @@ class KagiScreen extends HookConsumerWidget {
 
               return BackButtonListener(
                 onBackButtonPressed: () async {
+                  //Don't do anything if a child route is active
+                  if (GoRouterState.of(context).topRoute?.name != 'KagiRoute') {
+                    return false;
+                  }
+
+                  if (displayedSheet != null) {
+                    ref.read(bottomSheetProvider.notifier).dismiss();
+                    return true;
+                  }
+
                   if (activeWebView?.page.value.pageHistory.canGoBack == true) {
                     lastBackButtonPress.value = null;
 
@@ -257,7 +267,7 @@ class KagiScreen extends HookConsumerWidget {
                   }
 
                   if (lastBackButtonPress.value != null &&
-                      lastBackButtonPress.value!.difference(DateTime.now()) <
+                      DateTime.now().difference(lastBackButtonPress.value!) <
                           const Duration(seconds: 2)) {
                     lastBackButtonPress.value = null;