Update .gitlab-ci.yml

.gitlab-ci.yml

@@ -5,10 +5,7 @@
 image: docker:latest
 services:
   - docker:dind
-  
-before_script:
- - docker login -u gitlab-ci-token -p "$CI_BUILD_TOKEN" registry-gitlab.pasteur.fr
- 
+
 stages:
     - build
     - extract
@@ -16,6 +13,7 @@ stages:
 build:
   stage: build
   script:
+    - docker login -u gitlab-ci-token -p "$CI_BUILD_TOKEN" registry-gitlab.pasteur.fr
     - docker build --pull -t "$CI_REGISTRY_IMAGE:$CI_BUILD_REF_NAME" .
     - docker push "$CI_REGISTRY_IMAGE:$CI_BUILD_REF_NAME"