C# 7.1 New Features - https://codingblast.com/csharp-7-1-new-features/

AsyncMain.cs

class Program
{
    static void Main(string[] args)
    {
        MainAsync(args).GetAwaiter().GetResult();
    }

    static async Task MainAsync(string[] args)
    {
       Console.WriteLine("Do Stuff");
       await SomeAsyncMethod();
    }
}