ui: migrate client back to WinForms

-> let's use wine for comatibility again
-> easier to maintain
-> easier to build dynamic options with

ModpackUpdater.Apps.Manager/Program.cs

@@ -2,10 +2,6 @@ using OfficeOpenXml;
 using Pilz;
 using Pilz.Configuration;
 using Pilz.Plugins.Advanced;
-using Pilz.UI.WinForms.Telerik.Dialogs;
-using Pilz.UI.WinForms.Telerik.Symbols;
-using Pilz.UI.WinForms.Telerik.Theming;
-using Telerik.WinControls.Themes;
 
 [assembly: AssemblyAppVersion("1.0.0.0")]
 
@@ -13,8 +9,6 @@ namespace ModpackUpdater.Apps.Manager;
 
 public static class Program
 {
-    public static IRadSymbolFactory<AppSymbols> Symbols { get; } = new AppSymbolFactory();
-
     private static readonly SettingsManager settingsManager;
 
     public static ISettings Settings => settingsManager.Instance;
@@ -34,14 +28,7 @@ public static class Program
         // To customize application configuration such as set high DPI settings or default font,
         // see https://aka.ms/applicationconfiguration.
         ApplicationConfiguration.Initialize();
-        ThemeHelper.ApplyApplicationTheme(new ThemeDefinition(ApplicationTheme.Auto, HighContrastMode.Auto), n => n.Theme switch
-        {
-            ApplicationTheme.Light => new Windows11CompactTheme(),
-            ApplicationTheme.Gray or ApplicationTheme.Dark => new Windows11CompactDarkTheme(),
-            _ => throw new NotImplementedException(),
-        });
-        RadFlyoutBase.ConfirmSvg = Symbols.GetSvgImage(AppSymbols.checkmark, Pilz.UI.Symbols.SymbolSize.Small);
-        RadFlyoutBase.CancelSvg = Symbols.GetSvgImage(AppSymbols.cancel, Pilz.UI.Symbols.SymbolSize.Small);
+        AppGlobals.Initialize();
         PluginFeatureController.Instance.RegisterAllOwn();
         Application.Run(new Ui.MainForm());
     }