update UI

app.py

@@ -545,12 +545,12 @@ def read_logs():
 with gr.Blocks() as demo:
     # gr.Markdown("Start typing below and then click **SUBMIT** to see the output.")
     with gr.Row():
-        main = gr.ChatInterface(
-            chathmi2,
-            title="STLA BABY - YOUR FRIENDLY GUIDE",
-            description= "v0.3: Powered by MECH Core Team",
-            scale=2, 
-        )
+        with gr.Row(scale=2):
+            main = gr.ChatInterface(
+                chathmi2,
+                title="STLA BABY - YOUR FRIENDLY GUIDE",
+                description= "v0.3: Powered by MECH Core Team",
+            )
         with gr.Column(scale=1):
             upload_button = gr.UploadButton("Upload To DB", file_count="multiple", scale= 1)
             upload_file_button = gr.UploadButton("Upload File", file_count="single", scale= 1)