1This was quite simple, I had just to create a simple Gitlab pipeline job
 2and publish to pages this is done by:
 3
 4    image: clojure:lein-2.7.0
 5
 6    before_script:
 7      - lein deps
 8
 9    test:
10      script:
11        - lein test
12
13    pages:
14      stage: deploy
15      script:
16        - lein package
17      artifacts:
18        paths:
19          - public
20      only:
21        - master
22
23before~script~
24:   will download all the dependencies with `lein deps`.
25
26test
27:   is self explanatory.
28
29pages
30:   will compile the cljs into js with `lein package` and publish it
31    into pages.