include w&b logging

app.py

@@ -96,11 +96,8 @@ if prompt := st.chat_input():
             collapse_completed_thoughts = False,
             output_placeholder=st.session_state
         )
-        try:
-            with wandb_tracing_enabled():
-                response = agent.run(prompt, callbacks=[st_callback])
-                st.write(response)
-        except:
-            st.write("Please input a valid OpenAI API key.")
+        with wandb_tracing_enabled():
+            response = agent.run(prompt, callbacks=[st_callback])
+            st.write(response)