print cp information.

utils/tools.py

@@ -59,6 +59,8 @@ def execute_sqlite_query(db_name, query):
     # check the file exist 
     if not os.path.exists(tmp_db_file):
         return {'success': False, 'error': f"cp {db_path} to {tmp_db_file} failed."}
+    else:
+        print(f"cp {db_path} to {tmp_db_file} ok.")
 
     try:
         # 連接到 SQLite 數據庫