message: Pass multiple files to liche.
  Makes it run faster, since it can process all files in parallel.  Also
  if there's an error, we'll see all of them rather than just the first
  one.
diff: @@ -35,7 +35,7 @@ jobs:
  - run:
  name: Check for broken links with Liche
  command: |
  - for f in $(find . -type f -name "*.md"); do liche -d . -v -x "mouser.com|cypress.com|digikey.com|st.com" -t 30 "$f"; done
  + git ls-files -z '**/*.md' | xargs -0 liche -d . -x "mouser.com|cypress.com|digikey.com|st.com" -t 30
  common-precommit-checks:
  docker:
  - image: circleci/python:3.8
  