tweak checker

Author: pthmas

.github/workflows/external-link-check.yml

@@ -27,6 +27,7 @@ jobs:
         id: lychee
         uses: lycheeverse/lychee-action@v2
         with:
+          args: --verbose --no-progress './**/*.md'
           fail: true
 
       # Uncomment this if you want issues to be created for every dead link