Improve taskbar visibility management in MainViewModel

Moved taskbar show logic to after keyboard layout switch in Show().
Added logic to hide taskbar in Hide() if shown by Flow Launcher.
Ensures consistent taskbar state when invoking or hiding the app.

Author: Jack251970

Flow.Launcher/ViewModel/MainViewModel.cs

@@ -2110,13 +2110,6 @@ public void Show()
             // When application is exiting, we should not show the main window
             if (App.LoadingOrExiting) return;
 
-            // Show the taskbar if the setting is enabled
-            if (Settings.ShowTaskbarWhenInvoked && !_taskbarShownByFlow)
-            {
-                Win32Helper.ShowTaskbar(isOnPrimaryScreen);
-                _taskbarShownByFlow = true;
-            }
-
             // When application is exiting, the Application.Current will be null
             Application.Current?.Dispatcher.Invoke(() =>
             {
@@ -2154,6 +2147,13 @@ public void Show()
             {
                 Win32Helper.SwitchToEnglishKeyboardLayout(true);
             }
+
+            // Show the taskbar if the setting is enabled
+            if (Settings.ShowTaskbarWhenInvoked && !_taskbarShownByFlow)
+            {
+                Win32Helper.ShowTaskbar(isOnPrimaryScreen);
+                _taskbarShownByFlow = true;
+            }
         }
 
         public async void Hide(bool reset = true)
@@ -2222,6 +2222,7 @@ public async void Hide(bool reset = true)
                 Win32Helper.RestorePreviousKeyboardLayout();
             }
 
+            // Hide the taskbar if the setting is enabled
             if (_taskbarShownByFlow)
             {
                 Win32Helper.HideTaskbar(isOnPrimaryScreen);