Update src/components/ai_tutor.py

src/components/ai_tutor.py

@@ -55,18 +55,15 @@ class AITutor:
                     if message["role"] == "assistant" and voice_active:
                         self.service.speak(message["content"])
 
-            # Refresh chat history
-            if st.button("Refresh Chat", key="refresh_chat"):
-                st.rerun()  # Updated to st.rerun()
-
         # Chat input
         if prompt := st.text_input("Ask your question...", key="chat_input"):
             self.handle_user_input(prompt)
 
     def handle_user_input(self, user_input: str):
         """Process user input and generate response"""
-        # Add user message
         context = get_tutor_context()
+
+        # Add user message
         context['chat_history'].append({
             "role": "user",
             "content": user_input
@@ -82,5 +79,4 @@ class AITutor:
             "speak": True
         })
 
-        # Refresh chat history
-        st.rerun()  # Updated to st.rerun()
+        # No need to rerun here, Streamlit will update automatically