deployment - how to deploy angular 2 project to heroku? -

i tried deploy tutorial: tour of heroes heroku, answers found use angular2 seed, angular2 webpack or angular2 cli. tried of them , still can't figure out how deploy it. can give me detailed instruction of deploying angular 2 app? thank you.

there's 1-click deploy on angular universal starter project.

i tried clone , re-deploy , got stuck because need set config vars npm_config_production=false

i'm still struggling how deploy production build vs. development build, it's example thats , running