初始化项目：PyOpenClaw 核心框架

- 项目结构搭建
- Agent 核心类实现
- LLM 客户端（OpenAI）
- 工具系统框架
- 配置管理
- 简单示例

版本: v0.1.0

pyproject.toml

@@ -0,0 +1,62 @@
+[build-system]
+requires = ["setuptools>=61.0"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "pyopenclaw"
+version = "0.1.0"
+description = "Python implementation of OpenClaw core functionality"
+readme = "README.md"
+license = {text = "MIT"}
+requires-python = ">=3.11"
+authors = [
+    {name = "云下飞"}
+]
+keywords = ["ai", "agent", "llm", "openclaw"]
+classifiers = [
+    "Development Status :: 3 - Alpha",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: MIT License",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+]
+
+dependencies = [
+    "fastapi>=0.109.0",
+    "uvicorn[standard]>=0.27.0",
+    "pydantic>=2.5.0",
+    "pydantic-settings>=2.1.0",
+    "openai>=1.10.0",
+    "httpx>=0.26.0",
+    "python-dotenv>=1.0.0",
+    "loguru>=0.7.2",
+    "aiofiles>=23.2.1",
+]
+
+[project.optional-dependencies]
+dev = [
+    "pytest>=7.4.0",
+    "pytest-asyncio>=0.23.0",
+    "black>=24.1.0",
+    "ruff>=0.1.0",
+    "mypy>=1.8.0",
+]
+
+[project.scripts]
+pyopenclaw = "pyopenclaw.cli:main"
+
+[tool.setuptools.packages.find]
+where = ["."]
+
+[tool.black]
+line-length = 100
+target-version = ["py311"]
+
+[tool.ruff]
+line-length = 100
+target-version = "py311"
+
+[tool.mypy]
+python_version = "3.11"
+strict = true