Change CI to use Heroku

3 jobs for master in 44 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #254044
build

00:00:07

 
  Test
passed #254045
test

00:00:09

 
  Deploy
failed #254046
deploy

00:00:28

 
Name Stage Failure
failed
deploy Deploy
 !     Push rejected, failed to compile Java app.

! Push failed
Already up to date!
HEAD detached at 9aad487
nothing to commit, working tree clean
Dropped refs/stash@{0} (88fff04ebfa70798ce6473f42dbee5f6430a955c)
deploy failed
ERROR: Job failed: exit status 1