var installer = ForgeInstaller.Create(
".minecraft", // 游戏根目录
"java.exe", // Java 可执行文件路径
forgeVersion // Forge 版本信息
);
installer.ProgressChanged += (_, arg) => {
Console.WriteLine($"{arg.StepName} - " +
$"{arg.FinishedStepTaskCount}/{arg.TotalStepTaskCount} - " +
$"{(arg.IsStepSupportSpeed ?
$"{FileDownloader.GetSpeedText(arg.Speed)} - {arg.Progress * 100:0.00}%" :
$"{arg.Progress * 100:0.00}%")}"
);
};