Update .gitlab-ci.yml

.gitlab-ci.yml

-image: node:12.16
-cache:
-  untracked: true
-  key: "$CI_BUILD_REF_NAME"
-  paths:
-    - node_modules/
+image: alpine:latest
 
 stages:
       - deploy-pages
 
 deploy_pages:
-  image: alpine:latest
   stage: deploy-pages
   script:
     - mkdir public