update llm tool

requirements.txt

@@ -42,52 +42,10 @@ jsonschema==4.20.0
 jupyter_client==8.6.0
 jupyter_core==5.7.1
 
-# ✅ LangChain 系列锁定兼容组合（对 Python 3.10 安全）
 langchain==0.1.19
 langchain-core==0.1.51
 langchain-community==0.0.35
 langchain-google-genai==0.0.9
-langchain-groq==0.0.3
-langchain-openai==0.1.6
-langchain-tavily==0.0.3
+langchain-groq==0.3.2
 
-langgraph==0.0.47
-langgraph-checkpoint==2.0.26
-langgraph-sdk==0.1.70
-langsmith==0.1.42
-
-markdown-it-py==3.0.0
-MarkupSafe==2.1.5
-nest-asyncio==1.6.0
-numpy==1.26.4
-openai==1.25.2
-orjson==3.9.15
-packaging==24.0
-pandas==2.2.2
-protobuf==3.20.3
-pydantic==2.6.4
-pydantic-settings==2.2.1
-pydantic_core==2.16.3
-python-dateutil==2.9.0.post0
 python-dotenv==1.0.1
-python-multipart==0.0.9
-PyYAML==6.0.1
-referencing==0.35.1
-regex==2023.12.25
-requests==2.31.0
-requests-oauthlib==2.0.0
-scikit-learn==1.4.2
-sentence-transformers==2.6.1
-setuptools==68.2.2
-starlette==0.37.2
-tenacity==8.2.3
-tiktoken==0.6.0
-tokenizers==0.15.1
-torch==2.2.2
-transformers==4.40.2
-typing-inspect==0.9.0
-typing_extensions==4.11.0
-tzdata==2024.1
-uvicorn==0.27.1
-websockets==12.0
-zipp==3.18.1