Add script for pages

.gitlab-ci.yml

+---
+
 image: alpine:latest
 pages:
   stage: deploy
   script:
-  - echo 'Nothing to do...'
+    - mkdir .public
+    - cp -r * .public
+    - mv .public public
   artifacts:
     paths:
-    - public
+      - public
   only:
-  - master
+    - master