Add nest-asyncio dependency to pyproject.toml and requirements.txt for improved async support

Author: teddylee777

pyproject.toml

@@ -5,6 +5,7 @@ description = "LangGraph Agent with MCP Adapters"
 readme = "README.md"
 requires-python = ">=3.12"
 dependencies = [
+    "nest-asyncio>=1.6.0",
     "faiss-cpu>=1.10.0",
     "jupyter>=1.1.1",
     "langchain-anthropic>=0.3.10",

requirements.txt

@@ -9,4 +9,5 @@ mcp>=1.6.0
 notebook>=7.3.3
 pymupdf>=1.25.4
 python-dotenv>=1.1.0
-streamlit>=1.44.1 
+streamlit>=1.44.1 
+nest-asyncio>=1.6.0