using System; using System.Threading; using Avalonia; namespace Nebula.Launcher; public static class Program { private static Mutex? _mutex; public static bool IsNewInstance; [STAThread] public static void Main(string[] args) { _mutex = new Mutex(true, $"Global\\Nebula.Launcher", out IsNewInstance); BuildAvaloniaApp() .StartWithClassicDesktopLifetime(args); if (IsNewInstance) _mutex.ReleaseMutex(); } // Avalonia configuration, don't remove; also used by visual designer. private static AppBuilder BuildAvaloniaApp() { return AppBuilder.Configure() .UsePlatformDetect() .WithInterFont() .LogToTrace(); } }