add .gitlab-ci.yml

3 jobs for master in 1 minute and 39 seconds (queued for 32 minutes)
latest
Status Name Job ID Coverage
  Build
passed build_docker_image #149262
docker

00:01:27

failed build_docker_image #149260
docker

00:00:30

 
  Release
passed release_docker_image #149261
docker

00:00:12