opt. & fix.

fix: setting page update item display issue.
fix: `bgRun` condition issue.
opt: `r_upgrade` use 0.3.8+2

lib/core/update.dart

@@ -27,8 +27,6 @@ Future<bool> isFileAvailable(String url) async {
 Future<void> doUpdate(BuildContext context, {bool force = false}) async {
   final update = await locator<AppService>().getUpdate();
 
-  locator<AppProvider>().setNewestBuild(update.newest);
-
   final newest = () {
     if (isAndroid) {
       return update.androidbuild;
@@ -40,6 +38,8 @@ Future<void> doUpdate(BuildContext context, {bool force = false}) async {
     return update.newest;
   }();
 
+  locator<AppProvider>().setNewestBuild(newest);
+
   if (!force && newest <= BuildData.build) {
     _logger.info('Update ignored due to current: ${BuildData.build}, '
         'update: $newest');

lib/core/utils/server.dart

@@ -9,7 +9,7 @@ import '../../locator.dart';
 
 /// Must put this func out of any Class.
 ///
-/// Because of this function is called by [compute] in [ServerProvider.genClient].
+/// Because of this function is called by [compute].
 ///
 /// https://stackoverflow.com/questions/51998995/invalid-arguments-illegal-argument-in-isolate-message-object-is-a-closure
 List<SSHKeyPair> loadIndentity(String key) {

lib/view/page/home.dart

@@ -44,8 +44,11 @@ class _MyHomePageState extends State<MyHomePage>
         AutomaticKeepAliveClientMixin,
         AfterLayoutMixin,
         WidgetsBindingObserver {
-  late final ServerProvider _serverProvider;
+  final _serverProvider = locator<ServerProvider>();
+  final _setting = locator<SettingStore>();
+
   late final PageController _pageController;
+
   late int _selectIndex;
   late double _width;
   late S _s;
@@ -53,9 +56,8 @@ class _MyHomePageState extends State<MyHomePage>
   @override
   void initState() {
     super.initState();
-    _serverProvider = locator<ServerProvider>();
     WidgetsBinding.instance.addObserver(this);
-    _selectIndex = locator<SettingStore>().launchPage.fetch()!;
+    _selectIndex = _setting.launchPage.fetch()!;
     _pageController = PageController(initialPage: _selectIndex);
   }
 
@@ -85,7 +87,7 @@ class _MyHomePageState extends State<MyHomePage>
         }
         break;
       case AppLifecycleState.paused:
-        if (isAndroid) {
+        if (isAndroid && _setting.bgRun.fetch()!) {
           // Keep running in background on Android device
           bgRunChannel.invokeMethod('sendToBackground');
         } else {