init code

pyproject.toml

@@ -0,0 +1,43 @@
+[build-system]
+requires = ["setuptools>=45", "wheel", "setuptools_scm[toml]>=6.2"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "ai-agent-project"
+version = "0.1.0"
+description = "AI Agent 项目 - Python 3.11 + LangGraph + FastAPI + Deepseek"
+authors = [{name = "Zhong Cheng", email = "cheng.zhong@t-systems.com"}]
+requires-python = ">=3.11"
+dependencies = [
+    "python-dotenv>=1.0.0",
+    "fastapi>=0.109.0",
+    "uvicorn>=0.27.0",
+    "langgraph>=0.0.41",
+    "langchain>=0.1.9",
+    "langchain-core>=0.1.23",
+    "openai>=1.8.0",
+    "pydantic>=2.5.3",
+    "pydantic-settings>=2.1.0",
+    "httpx>=0.25.2",
+    "requests>=2.31.0",
+]
+
+[project.optional-dependencies]
+dev = [
+    "pytest>=7.4.0",
+    "pytest-asyncio>=0.21.0",
+    "black>=23.0.0",
+    "flake8>=6.0.0",
+    "mypy>=1.0.0",
+]
+
+[tool.black]
+line-length = 100
+target-version = ["py311"]
+
+[tool.mypy]
+python_version = "3.11"
+warn_return_any = true
+warn_unused_configs = true
+disallow_untyped_defs = false
+