add scalastyle config

3 jobs for master in 4 minutes and 58 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #61804
mbr
test-sbt

00:02:28

 
  Build
passed #61805
mbr
assembly-sbt

00:01:57

 
  Publish
passed #61806
mbr
build-latest-image

00:00:31