Speed up npm

.gitlab-ci.yml

@@ -21,10 +21,10 @@ two spaces:
 
 spell check:
   stage: test
-  image: node:latest
+  image: davidhrbac/docker-npmcheck:latest
   allow_failure: true
   script:
-  - npm i markdown-spellcheck -g
+  #- npm i markdown-spellcheck -g
   - mdspell '**/*.md' '!docs.it4i/module*.md' '!docs.it4i/anselm-cluster-documentation/software/omics-master/overview.md' '!docs.it4i/downtimes_history.md' -rns --en-us
 
 ext_links: