feat:更新智能体架构

requirements.txt

@@ -1,12 +1,11 @@
-fastapi~=0.136.3
-uvicorn~=0.48.0
-langchain~=1.3.2
-langchain-openai~=1.2.2
-langchain-tavily~=0.2.18
-langgraph~=1.2.2
-langgraph-checkpoint-sqlite~=3.1.0
-pydantic~=2.13.4
-langchain-core~=1.4.0
-python-dotenv~=1.2.2
-langchain-community~=0.4.2
-pymysql~=1.2.0
+pymysql~=1.1.2
+requests~=2.32.5
+fastapi~=0.135.1
+langchain-community~=0.4.1
+pydantic~=2.12.5
+langchain-openai~=1.1.10
+uvicorn~=0.23.0
+SQLAlchemy~=2.0.48
+langchain-core~=1.2.17
+langchain~=1.2.10
+starlette~=0.52.1