Update docs generation

.gitlab-ci.yml

@@ -41,9 +41,8 @@ Julia 1.8:
     - .script
     - .coverage
 
-pages:
+docs:
   image: julia:1.6
-  stage: deploy
   script:
     - |
       julia --project=docs -e '
@@ -56,10 +55,9 @@ pages:
         using KM3io
         doctest(KM3io)
         include("docs/make.jl")'
-    - mkdir -p public
-    - mv docs/build public/dev
   artifacts:
     paths:
       - public
   only:
     - main
+    - tags