Dockerfile

# Python3-learning Docker镜像
FROM python:3.9-slim

# 设置工作目录
WORKDIR /app

# 设置环境变量
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1

# 安装系统依赖
RUN apt-get update && apt-get install -y \
    curl \
    git \
    && rm -rf /var/lib/apt/lists/*

# 复制项目文件
COPY . .

# 安装Python依赖
RUN pip install --upgrade pip && \
    pip install -r requirements.txt

# 创建非root用户
RUN useradd -m -u 1000 pythonuser && \
    chown -R pythonuser:pythonuser /app
USER pythonuser

# 暴露端口
EXPOSE 8000 8001

# 健康检查
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8000/health || exit 1

# 默认命令：显示帮助信息
CMD ["python", "--version"]