Selector/Selector.Web/Areas/Identity/IdentityHostingStartup.cs

using System;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Identity.UI;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Selector.Model;

[assembly: HostingStartup(typeof(Selector.Web.Areas.Identity.IdentityHostingStartup))]
namespace Selector.Web.Areas.Identity
{
    public class IdentityHostingStartup : IHostingStartup
    {
        public void Configure(IWebHostBuilder builder)
        {
            builder.ConfigureServices((context, services) => {
                //services.AddDefaultIdentity<ApplicationUser>(options => options.SignIn.RequireConfirmedAccount = true);
            });
        }
    }
}