public static void Main(string[] args) { var host = BuildWebHost(args); using (var scope = host.Services.CreateScope()) { var services = scope.ServiceProvider; try { DBInitializer.CreateUserRoles(services).Wait(); } catch (Exception ex) { var logger = services.GetRequiredService <ILogger <Program> >(); logger.LogError(ex, "An error ocurred while seeding the database."); } host.Run(); } }