Fix Gradio compatibility - pin to stable 4.44.0, add chatbot type

app.py

@@ -871,7 +871,8 @@ def create_app():
                     height=500,
                     show_label=True,
                     elem_id="chatbot",
-                    bubble_full_width=False
+                    bubble_full_width=False,
+                    type="tuples"
                 )
 
                 # Needs selector (hidden until stage 5)

requirements.txt

@@ -1,2 +1,2 @@
-gradio>=4.0.0
+gradio==4.44.0
 anthropic>=0.18.0