Support desktop hotkey

Support android ipv6 inbound

Support android system dns

fix some bugs

lib/manager/app_state_manager.dart

@@ -0,0 +1,79 @@
+import 'package:fl_clash/common/common.dart';
+import 'package:fl_clash/models/models.dart';
+import 'package:fl_clash/state.dart';
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+
+class AppStateManager extends StatefulWidget {
+  final Widget child;
+
+  const AppStateManager({
+    super.key,
+    required this.child,
+  });
+
+  @override
+  State<AppStateManager> createState() => _AppStateManagerState();
+}
+
+class _AppStateManagerState extends State<AppStateManager>
+    with WidgetsBindingObserver {
+  _updateNavigationsContainer(Widget child) {
+    return Selector2<AppState, Config, UpdateNavigationsSelector>(
+      selector: (_, appState, config) {
+        final group = appState.currentGroups;
+        final hasProfile = config.profiles.isNotEmpty;
+        return UpdateNavigationsSelector(
+          openLogs: config.openLogs,
+          hasProxies: group.isNotEmpty && hasProfile,
+        );
+      },
+      builder: (context, state, child) {
+        WidgetsBinding.instance.addPostFrameCallback(
+          (_) {
+            globalState.appController.appState.navigationItems =
+                navigation.getItems(
+              openLogs: state.openLogs,
+              hasProxies: state.hasProxies,
+            );
+          },
+        );
+        return child!;
+      },
+      child: child,
+    );
+  }
+
+  @override
+  void initState() {
+    super.initState();
+    WidgetsBinding.instance.addObserver(this);
+  }
+
+  @override
+  void dispose() {
+    WidgetsBinding.instance.removeObserver(this);
+    super.dispose();
+  }
+
+  @override
+  Future<void> didChangeAppLifecycleState(AppLifecycleState state) async {
+    final isPaused = state == AppLifecycleState.paused;
+    if (isPaused) {
+      await globalState.appController.savePreferences();
+    }
+  }
+
+  @override
+  void didChangePlatformBrightness() {
+    globalState.appController.appState.brightness =
+        WidgetsBinding.instance.platformDispatcher.platformBrightness;
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return _updateNavigationsContainer(
+      widget.child,
+    );
+  }
+}