ASP.NET MVC web application deployment to heroku
You can't deploy ASP.NET MVC (.NET Framework) to Heroku. You need to migrate on .NET Core.
2 options of deployment .net core app to Heroku
- Docker https://devcenter.heroku.com/categories/deploying-with-docker
- Using custom buildpack https://github.com/jincod/dotnetcore-buildpack