public async static Task Main(string[] args) { var host = CreateHostBuilder(args) .ConfigureAppConfiguration((hostContext, builder) => { if (hostContext.HostingEnvironment.IsDevelopment()) { builder.AddUserSecrets <Program>(); } }) .Build(); using (var scope = host.Services.CreateScope()) { var services = scope.ServiceProvider; var context = services.GetRequiredService <TradeTrackerIdentityDbContext>(); var userManager = services.GetRequiredService <UserManager <ApplicationUser> >(); context.Database.EnsureCreated(); await UserCreator.SeedAsync(userManager); } host.Run(); }