ci: do not push images for MRs

.gitlab-ci.yml

@@ -40,7 +40,7 @@ build_branch:
   script:
     - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
     - docker build --pull -t "$CI_REGISTRY_IMAGE/feat:$CI_COMMIT_REF_SLUG" --build-arg conf=prod .
-    - docker push "$CI_REGISTRY_IMAGE/feat:$CI_COMMIT_REF_SLUG"
+    # - docker push "$CI_REGISTRY_IMAGE/feat:$CI_COMMIT_REF_SLUG"
 
 build-release:
   variables: