clean out any stale containers that may have been left behind
clean out any stale containers that may have been left behind

xcthulhu/codewars-runner,remotty/cdr,xcthulhu/codewars-runner,remotty/cdr,remotty/cdr,xcthulhu/codewars-runner,xcthulhu/codewars-runner,remotty/cdr,remotty/cdr,remotty/cdr,xcthulhu/codewars-runner,remotty/cdr