Update pages.py

pages.py

@@ -38,11 +38,15 @@ def audio_llm():
     
     
     if st.sidebar.button('Clear History'):
-        st.session_state.update(messages=[], 
-                                on_upload=False, 
-                                on_record=False, 
-                                on_select=False, 
-                                audio_array=np.array([]))   
+        st.session_state.update(
+            messages=[], 
+            on_upload=False, 
+            on_record=False, 
+            on_select=False, 
+            audio_base64='',
+            audio_array=np.array([])
+            default_instruction=[]
+        )   
 
     if "server" not in st.session_state:
         st.session_state.server = start_server()
@@ -109,6 +113,8 @@ def audio_llm():
         st.markdown("or **Record Audio:**")
         
         recording = mic_recorder(
+            start_prompt="▶ start recording",
+            stop_prompt="🔴 stop recording",
             format="wav", 
             use_container_width=True, 
             callback=lambda: st.session_state.update(on_record=True, messages=[]),