Program.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.Logging;

namespace smartdestroyer
{
    public class Program
    {
        public static void Main(string[] args)
        {
            BuildWebHost(args).Run();
        }
        public static IWebHost BuildWebHost(string[] args) 
        {
            IWebHost host = null;
            try
            {
                var config = new ConfigurationBuilder()
                    .SetBasePath(Directory.GetCurrentDirectory())
                    .AddJsonFile("hosting.json", true)
                    .Build();

                host = new WebHostBuilder()
                    .UseKestrel(options => options.AddServerHeader = false)
                    .UseConfiguration(config)
                    .UseContentRoot(Directory.GetCurrentDirectory())
                    .UseIISIntegration()
                    .UseStartup<Startup>()
                    .Build();
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.ToString());
            }
            if(host != null)
            {
                try
                {
                    host.Run();
                }
                catch (Exception ex)
                {
                    Console.WriteLine(ex.ToString());
                }
            }
            return host;
        }
    }
}