chore: mini-openclaw 初始版本

Next.js 前端 + FastAPI/LangChain 后端透明 agent平台
- 含 .gitignore, 敏感文件(sessions数据/.env/venv等)已排除
- 待后续添加 trajectory 自进化机制

backend/setup.bat

@@ -0,0 +1,39 @@
+@echo off
+echo === 阶段一：搭建后端环境 ===
+echo.
+
+echo [1/3] Creating Python virtual environment...
+if not exist venv (
+    python -m venv venv
+    if %ERRORLEVEL% EQU 0 (
+        echo [OK] Virtual environment created
+    ) else (
+        echo [ERROR] Failed to create venv
+        exit /b 1
+    )
+) else (
+    echo [OK] Virtual environment already exists
+)
+
+echo.
+echo [2/3] Installing dependencies with Tsinghua mirror...
+call venv\Scripts\activate.bat
+pip install --upgrade pip -i https://pypi.tuna.tsinghua.edu.cn/simple
+pip install -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple
+
+if %ERRORLEVEL% EQU 0 (
+    echo [OK] Dependencies installed successfully
+) else (
+    echo [ERROR] Failed to install dependencies
+    exit /b 1
+)
+
+echo.
+echo [3/3] Verifying installation...
+python -c "import fastapi; import langchain; import llama_index; print('[OK] All core packages imported')"
+
+echo.
+echo === Setup Complete ===
+echo To start the backend:
+echo   venv\Scripts\activate.bat
+echo   uvicorn app:app --host 0.0.0.0 --port 8002