# Backend Dockerfile
FROM python:3.11-slim

# 设置工作目录
WORKDIR /app

# 安装系统依赖
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    libpq-dev \
    && rm -rf /var/lib/apt/lists/*

# 复制依赖文件
COPY requirements.txt .

# 安装 Python 依赖
RUN pip install --no-cache-dir -r requirements.txt

# 复制应用代码
COPY . .

# 创建上传目录
RUN mkdir -p uploads

# 暴露端口
EXPOSE 8888

# 健康检查
HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
    CMD python -c "import requests; requests.get('http://localhost:8888/health', timeout=5)"

# 启动命令
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8888"]
