ui: migrate client back to WinForms

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

ModpackUpdater.Apps.Client/Program.cs

@@ -1,14 +1,9 @@
 using Castle.Core.Logging;
-using Gtk;
-using Microsoft.Win32;
 using ModpackUpdater.Manager;
 using Newtonsoft.Json;
 using Pilz;
 using Pilz.Configuration;
-using Pilz.UI.Gtk.Symbols;
-using System.Diagnostics;
 using System.Runtime.InteropServices;
-using System.Text;
 
 [assembly: AssemblyAppVersion("1.8.0.0")]
 
@@ -18,9 +13,7 @@ public static class Program
 {
     private static readonly SettingsManager settingsManager;
     private static readonly ILogger log = new ConsoleLogger();
-    private static Application uiApp;
 
-    public static IGtkSymbolFactory<AppSymbols> Symbols { get; } = new AppSymbolFactory();
     public static ISettings Settings => settingsManager.Instance;
     public static ILogger Log => log;
     internal static Options Options { get; private set; }
@@ -55,49 +48,9 @@ public static class Program
 
     private static void RunApp(UpdateCheckOptionsAdv updateOptions)
     {
-        if (UsesWindowsDarkTheme())
-            Environment.SetEnvironmentVariable("GTK_THEME", "Adwaita:dark");
-
-        Application.Init();
-
-        uiApp = new Application("ModpackUpdater.Apps.Client", GLib.ApplicationFlags.None);
-        uiApp.Register(GLib.Cancellable.Current);
-
-        var win = new MainWindow(updateOptions);
-        uiApp.AddWindow(win);
-        win.Show();
-
-        Application.Run();
-    }
-
-    public static void Restart()
-    {
-        var process = Process.GetCurrentProcess();
-        var arguments = Environment.GetCommandLineArgs();
-
-        ProcessStartInfo currentStartInfo = new()
-        {
-            FileName = Environment.ProcessPath,
-        };
-
-        if (arguments.Length >= 2)
-        {
-            var sb = new StringBuilder((arguments.Length - 1) * 16);
-
-            for (int argumentIndex = 1; argumentIndex < arguments.Length; argumentIndex++)
-                sb.Append($"\"{arguments[argumentIndex]}\" ");
-
-            currentStartInfo.Arguments = sb.ToString(0, sb.Length - 1);
-        }
-
-        // Close the current application
-        Application.Quit();
-
-        // Start a new process
-        Process.Start(currentStartInfo);
-
-        // Close this proccess
-        Environment.Exit(0);
+        ApplicationConfiguration.Initialize();
+        AppGlobals.Initialize();
+        Application.Run(new MainForm(updateOptions));
     }
 
     private static string GetSettingsPath(int? settingsVersion = 3)
@@ -174,19 +127,4 @@ public static class Program
             return info.ConfigUrl;
         return configUrl;
     }
-
-    private static bool UsesWindowsDarkTheme()
-    {
-        if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
-        {
-            try
-            {
-                return Registry.CurrentUser.OpenSubKey("Software\\Microsoft\\Windows\\CurrentVersion\\Themes\\Personalize")?.GetValue("AppsUseLightTheme") as bool? ?? default;
-            }
-            catch (Exception)
-            {
-            }
-        }
-        return default;
-    }
 }