Python: AG-UI with AI Foundry Agent - Thread ID returned by AG-UI Server is not the Foundry Agent system thread ID

[johnliu55-msft]

I'm testing the AG-UI integration with a ChatAgent that uses AI Foundry Agent service as the chat client. When testing the AG-UI server with client.py, The Thread ID reported by the client is not the thread ID created by the AI Foundry Agent:

According to the log, the AI Foundry Agent service thread ID is something different:

[moonbox3]

Sorry for the extremely long delay on this. Was fixed in #3136.