private async Task SeedUsersAsync() { foreach (User user in UserSeedData.Users) { if ((await _arpaUserManager.FindByNameAsync(user.UserName)) is null) { await _arpaUserManager.CreateAsync(user, UserSeedData.ValidPassword); } } User admin = await _arpaUserManager.FindByEmailAsync(UserSeedData.Admin.Email); if (!(await _arpaUserManager.IsInRoleAsync(admin, RoleNames.Admin))) { await _arpaUserManager.AddToRoleAsync(admin, RoleNames.Admin); } }