chore: test trigerring job on file change

.gitlab-ci.yml

@@ -23,6 +23,10 @@ build docker image:
     - docker build --cache-from $CI_REGISTRY_IMAGE:latest --tag $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA --tag $CI_REGISTRY_IMAGE:latest .
     - docker push $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA
     - docker push $CI_REGISTRY_IMAGE:latest
+  only:
+    changes:
+      - Dockerfile
+      - DESCRIPTION
 
 run drake:
   stage: test