fixed thinking bug

app.py

@@ -70,6 +70,9 @@ class RoleAgent:
         self.role_instruction = role_instruction
 
     def act(self, input_text):
+        # Initialize thinking variable at the start
+        thinking = ""  # Initialize here, at the beginning of the method
+
         prompt = (
             f"instruction: {self.role_instruction}\n"
             f"input: {input_text}\n"
@@ -170,6 +173,7 @@ class RoleAgent:
             f"[CLEANED RESPONSE] Original length: {len(response)}, Cleaned: '{answer}'"
         )
 
+        # Return both thinking and answer
         return {"thinking": thinking, "output": answer}