How to deploy Angular Nest api to VM?

I took the angular api build.I get 2 file(main.js and main.js.map) inside of dist/app folder. I didn’t get any index file.So I don’t know how to deploy the server. Please help me.

Note: I am using Angular NX.

 ng build --prod

and a link : https://selvamit.wordpress.com/2017/08/09/how-to-deploy-angular-application-in-azure-virtual-machine/