Update .gitlab-ci.yml

.gitlab-ci.yml

@@ -18,6 +18,5 @@ docker-build-master:
   before_script:
     - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
   script:
-    - echo "$CI_REGISTRY_IMAGE"
-    - docker build --pull -t "$CI_REGISTRY_IMAGE" .
-    - docker push "$CI_REGISTRY_IMAGE"
+    - docker build --pull -t "$CI_REGISTRY_IMAGE:latest" .
+    - docker push "$CI_REGISTRY_IMAGE:latest"