Update app.py

app.py

@@ -347,7 +347,7 @@ def merge_pdfs_in_groups(split_files, group_size):
         try:
             for i, intermediate_file in enumerate(intermediate_files):
                 #waiting.write(f"{i + 1} / {len(intermediate_files)}")
-                waiting.write(f"{int((i + 1) / len(intermediate_files) * 100)}%")
+                waiting.write(f"working {int((i + 1) / len(intermediate_files) * 100)}%")
                 try:
                     intermediate_pdf = fitz.open(stream=intermediate_file.getvalue(), filetype="pdf")
                     final_doc.insert_pdf(intermediate_pdf)