private static async Task Main(string[] args)
{
Console.Title = "gRPC Service";
GrpcServer.Start();
Console.WriteLine("gRPC server started.\nPress spacebar to notify item changes or any other key to stop it.");
while (Console.ReadKey().Key == ConsoleKey.Spacebar)
{
RaiseItemsChanged();
}
await GrpcServer.Stop();
}