message: [webpack] Uses environment variables for deploy
diff: @@ -5,6 +5,6 @@ set -e -x
  yarn assets
  gzip -S .cgz $(find public/assets -name '*.css')
  gzip -S .jgz $(find public/assets -name '*.js')
  -bucket-assets --bucket ervell-staging
  -heroku config:set ASSET_MANIFEST=$(cat manifest.json) --app=ervell-staging # TODO
  -git push --force git@heroku.com:ervell-staging.git master # TODO
  +bucket-assets --bucket $S3_BUCKET
  +heroku config:set ASSET_MANIFEST=$(cat manifest.json) --app=$APP_NAME
  +git push --force https://git.heroku.com/$APP_NAME.git master
  