Program.cs

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

namespace MenuItemService
{
    public class Program
    {
        public static void Main(string[] args)
        {
            var log4netRepository = log4net.LogManager.GetRepository(Assembly.GetEntryAssembly());
            log4net.Config.XmlConfigurator.Configure(log4netRepository, new FileInfo("log4net.config"));
            CreateHostBuilder(args).Build().Run();
        }

        public static IHostBuilder CreateHostBuilder(string[] args) =>
            Host.CreateDefaultBuilder(args)
                .ConfigureWebHostDefaults(webBuilder =>
                {
                    webBuilder.UseStartup<Startup>()
                    .ConfigureLogging((hostingContext, logging) =>
                    {
                        logging.AddLog4Net();
                        logging.SetMinimumLevel(LogLevel.Debug);
                    });
                });
    }
}