Update .gitlab-ci.yml

.gitlab-ci.yml

 pages:
-  image: docker:latest
+#  image: docker:latest
+  image: jtr0/mkdocs-material:prod
   stage: deploy
   only:
     - main
     
-  services:
-    - docker:19.03.0-dind
+#  services:
+#    - docker:19.03.0-dind
 
-  before_script:
-    - docker info
+#  before_script:
+#    - docker info
 
   script:
-    - docker build -t jtr0/mkdocs-material:prod -f mkdocs-material:prod.Dockerfile .
-    - docker run --rm -p 8000:8000 -v ${PWD}:/docs jtr0/mkdocs-material:prod  build --verbose --site-dir public --no-directory-urls
+#    - docker build -t jtr0/mkdocs-material:prod -f mkdocs-material:prod.Dockerfile .
+#    - docker run --rm -p 8000:8000 -v ${PWD}:/docs jtr0/mkdocs-material:prod  build --verbose --site-dir public --no-directory-urls
+      - build --verbose --site-dir public --no-directory-urls 
 
   artifacts:
     paths: