Program.cs

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

namespace MCYSA
{
    public class Program
    {
        public static void Main(string[] args)
        {
            var host = BuildWebHost(args);

            using (var scope = host.Services.CreateScope())
            {
                var services = scope.ServiceProvider;

                try
                {
                    SeedData.SeedDatabase(services);
                }
                catch(Exception ex)
                {
                    var logger = services.GetRequiredService<ILogger<Program>>();
                    logger.LogError(ex, "An error occured seeding the db");
                }
            }

            host.Run();
        }

        public static IWebHost BuildWebHost(string[] args) =>
            WebHost.CreateDefaultBuilder(args)
                .UseStartup<Startup>()
                .Build();

        //public static IWebHostBuilder webHostBuilder(string[] args)
        //{
        //    var builder = new WebHostBuilder()
        //        .UseKestrel()
        //        .UseContentRoot(Directory.GetCurrentDirectory())
        //        .ConfigureAppConfiguration((hostingContext, config) =>
        //        {
        //            config.AddJsonFile("appsettings.json", optional: true, reloadOnChange: true);
        //        });

        //    return builder;
        //}
    }
}