remove temporary files

.github/workflows/check_properties.yml

@@ -269,3 +269,12 @@ jobs:
         run: |
           echo "Failing the job because errors were detected."
           exit 1
+
+      - name: Cleanup temporary files
+        if: always()
+        run: |
+          echo "Cleaning up temporary files..."
+          rm -rf pr-branch
+          rm -f pr-branch-messages_en_GB.properties main-branch-messages_en_GB.properties changed_files.txt result.txt
+          echo "Cleanup complete."
+        continue-on-error: true # Ensure cleanup runs even if previous steps fail