#130 CI: Add needs keyword to enable starting jobs that are effectively...

#130 CI: Add needs keyword to enable starting jobs that are effectively independent from the others.

.gitlab-ci.yml

@@ -20,6 +20,7 @@ check_notebooks_empty_outputs:
 .build_docker_image: &build_docker_image
     stage: build
     image: docker
+    needs: []
     retry: 2
     tags:
         - ci.inria.fr
@@ -62,6 +63,7 @@ compile_hands_on_solutions:
     stage: check
     dependencies: 
         - build_fedora
+    needs: [fedora]
     tags:
         - ci.inria.fr
     script: