update readme

Author: seikhchilli

.github/workflows/UpdateReadmeOnPush.yml

@@ -22,10 +22,12 @@ jobs:
           python-version: '3.12'
 
       - name: Check File Names
+        env:
+          CHANGED_FILES: $(git diff --name-only HEAD~1 HEAD)
         run: |
-          changed_files=$(git diff --name-only HEAD~1 HEAD)
-          echo ${{ changed_files }}
-          for file in $changed_files; do
+          echo "$CHANGED_FILES"
+          for file in $CHANGED_FILES; do
+            echo "$file"
             if [[ ! ($file =~ ^\d+[A-Z]\.(cpp|py)$) ]]; then
               echo "Error: File '$file' does not match allowed pattern"
               exit 1