note

dotnet tool install -g dotnet-aspnet-codegenerator

Microsoft.VisualStudio.Web.CodeGeneration.Design

Microsoft.EntityFrameworkCore.SqlServer

dotnet aspnet-codegenerator identity -dc Students.Data.ApplicationDbContext --files "Account.Manage.EnableAuthenticator;Account.LoginWith2fa”

https://davidshimjs.github.io/qrcodejs/

<script>
    $(()=>{
        var qrcode = new QRCode(document.getElementById("qrCode"), {
            text: "@Html.Raw(Model.AuthenticatorUri)",
            width: 128,
            height: 128,
            colorDark : "#000000",
            colorLight : "#ffffff",
            correctLevel : QRCode.CorrectLevel.H
        });
    })
    </script>