Update app.py

app.py

@@ -215,7 +215,9 @@ footer, .icon-button-wrapper, label.svelte-1to105q {
         const chatbox = document.getElementById("chatbox");
         if (chatbox) {
           const observer = new MutationObserver(() => {
-            chatbox.scrollTop = chatbox.scrollHeight;
+            requestAnimationFrame(() => {
+              chatbox.scrollTop = chatbox.scrollHeight + 150; // 加偏移量
+            });
           });
           observer.observe(chatbox, { childList: true, subtree: true });
         } else {
@@ -224,6 +226,7 @@ footer, .icon-button-wrapper, label.svelte-1to105q {
       };
       waitForChatbox();
     </script>
+
     """)
 
     chatbot = gr.Chatbot(