introduce save stage

.gitlab-ci.yml

@@ -3,6 +3,7 @@ image: git-r3lab.uni.lu:4567/r3/docker/jekyll-lcsb:1.6
 
 stages:
   - prepare
+  - save
   - build
   - generate
   - deploy
@@ -25,11 +26,14 @@ prepare:index:
     paths:
       - .tmp
 
-prepare:commitIndex:
+# save
+# ------------------------------------------------------------------------------------
+
+save:commitIndex:
   image:
     name: alpine/git:latest
     entrypoint: [""]
-  stage: prepare
+  stage: save
   rules:
     - if: '$CI_PIPELINE_SOURCE == "merge_request_event" && $CI_COMMIT_MESSAGE !~ /tmpBranch/ && $CI_COMMIT_MESSAGE !~ /Update index/'
   before_script: