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) {