Update app.py

app.py

@@ -228,6 +228,8 @@ current_agent, current_thread = None, None
 
 def set_current_agent(agent):
     global current_agent
+    print("### set_current_agent ###")
+    show_json("Current Agent", assistant)
     current_agent = agent
 
 def set_current_thread(thread):
@@ -236,6 +238,8 @@ def set_current_thread(thread):
 
 def get_current_agent():
     global current_agent
+    print("### get_current_agent ###")
+    show_json("Current Agent", assistant)
     return current_agent
 
 def get_current_thread():