return to alpine

.gitlab-ci.yml

@@ -15,9 +15,7 @@ variables:
 
 check_app_update:
   stage: check
-  image: debian:latest
-  before_script:
-    - sudo apt-get update && sudo apt-get install -y git
+  image: alpine:latest
   script:
     # Récupère le dernier commit distant
     - LATEST_REMOTE=$(git ls-remote $APP_REPO HEAD | awk '{print $1}')