Log what the script is doing

Author: mbg

scripts/check-node-modules.sh

@@ -2,12 +2,16 @@
 
 # Check if running in GitHub Actions
 if [ "$GITHUB_ACTIONS" = "true" ]; then
+  echo "Running in a GitHub Actions workflow; not running 'npm install'"
   exit 0
 fi
 
 set -e
 
 # Check if npm install is likely needed before proceeding
 if [ ! -d node_modules ] || [ package-lock.json -nt node_modules/.package-lock.json ]; then
+  echo "Running 'npm install' because 'node_modules/.package-lock.json' appears to be outdated..."
   npm install
+else
+  echo "Skipping 'npm install' because 'node_modules/.package-lock.json' appears to be up-to-date."
 fi