Update requirements.txt

requirements.txt

@@ -1,10 +1,12 @@
-fastapi==0.95.1
-uvicorn==0.23.1
+fastapi==0.100.0
+uvicorn==0.22.0
 asyncio==3.4.3
 psutil==5.9.4
 torch==2.1.0
-langchain==0.17.1
-langchain-community==0.0.9
-langchain-core==0.2.1
-ollama==0.0.3
-pydantic==1.11.1
+langchain==0.2.12
+langgraph==0.2.2
+langchain-ollama==0.1.1
+langsmith==0.1.98
+langchain_community==0.2.11
+duckduckgo-search==6.2.13
+ollama==0.0.3