fix test streaming

.circleci/config.yml

@@ -43,6 +43,7 @@ jobs:
             pip install "langfuse==2.7.3"
             pip install numpydoc
             pip install traceloop-sdk==0.0.69
+            pip install nest-asyncio==1.6.0
             pip install openai
             pip install prisma            
             pip install "httpx==0.24.1"