Upload tool

tool.py

@@ -30,8 +30,13 @@ class UserInputTool(Tool):
             self.logger.error(response)
             return f"Error: {response}"
 
-        # Ask the validated question
+        # Ask the validated question and ensure non-empty response
         self.logger.info(f"Asking user: {question}")
-        self.user_input = input(f"{question} => Type your answer here:")  # Use instance variable
+        while True:
+            self.user_input = input(f"{question} => Type your answer here:").strip()
+            if self.user_input:
+                break
+            print("Please provide a non-empty answer.")
+
         self.logger.info(f"Received user input: {self.user_input}")
         return self.user_input