trigger pipeline

.gitlab-ci.yml

@@ -49,6 +49,7 @@ job_build_and_publish_image:
   script:
     - echo "Publishing artifact ..."
     - ls -al
+    - TAG=$CI_COMMIT_REF_SLUG
     - docker build --file ./Dockerfile --tag "${CI_REGISTRY_IMAGE}:$TAG"
     - docker push "$CI_REGISTRY_IMAGE:$TAG"
   after_script: