added tag info to deploy

.gitlab-ci.yml

@@ -33,7 +33,7 @@ deploy:
   stage: deploy
   script:
     - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" "$CI_REGISTRY"
-    - docker build --cache-from $CI_REGISTRY_IMAGE:latest -t $CI_REGISTRY_IMAGE .
+    - docker build --cache-from $CI_REGISTRY_IMAGE:latest -t $CI_REGISTRY_IMAGE:$CI_COMMIT_TAG .
     - docker push $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME
   only:
     - tags