static async Task Main(string[] args)
{
var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(channel);
var reply = await client.CreateBookAsync(
new BookRequest()
{
Name = "123", Price = 2.05
});
Console.WriteLine("Greeting:" + reply.Status);
Console.WriteLine("Press any key to exit");
Console.ReadKey();
}