The buildpack that prevents builds.
Helpful if you're trying to force your team to use pipeline promotions.
Add to app
heroku buildpacks:add --index 1 chap/do-not-build
Customize error message
heroku config:set DO_NOT_BUILD='This app should be deployed via pipeline promotion'
Stop builds
git push heroku
-----> chap/do-not-build app detected
!!!!!!
!!!!!! This app should be deployed via pipeline promotion
!!!!!!
! Push rejected, failed to compile
Remove buildpack to allow builds
heroku buildpacks:remove chap/do-not-build