使用身份核心在ASP.Net核心2.1中登录后立即添加重定向

services.AddIdentity<IdentityUser, IdentityRole>()
    .AddEntityFrameworkStores<ApplicationDbContext>()
    .AddDefaultTokenProviders();

app.UseAuthentication();

[Authorize]
public class HomeController : Controller
{
    // Controller actions
}

[HttpPost]
public async Task<IActionResult> Login(LoginViewModel model, string returnUrl = null)
{
    // Validate the login credentials

    if (ModelState.IsValid)
    {
        var result = await _signInManager.PasswordSignInAsync(model.Email, model.Password, model.RememberMe, lockoutOnFailure: false);
        if (result.Succeeded)
        {
            if (!string.IsNullOrEmpty(returnUrl) && Url.IsLocalUrl(returnUrl))
            {
                return Redirect(returnUrl);
            }
            else
            {
                return RedirectToAction("Index", "Home");
            }
        }
        else
        {
            ModelState.AddModelError(string.Empty, "Invalid login attempt.");
        }
    }

    return View(model);
}