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| # 使用轻量级基础镜像 | |
| FROM python:3.10-slim-bookworm | |
| # 设置容器级环境变量 | |
| ENV TRANSFORMERS_CACHE=/model-cache \ | |
| HF_HOME=/model-cache \ | |
| PYTHONUNBUFFERED=1 | |
| # 安装必需的系统组件(保持root权限) | |
| RUN apt-get update && \ | |
| apt-get install -y --no-install-recommends gcc python3-dev && \ | |
| rm -rf /var/lib/apt/lists/* | |
| # 安装Python依赖(自动清理缓存) | |
| COPY requirements.txt . | |
| RUN pip install --upgrade pip && \ | |
| pip install --no-cache-dir -r requirements.txt | |
| # 切换到非root用户 | |
| RUN useradd -m appuser && chown -R appuser /model-cache | |
| USER appuser | |
| # 复制应用代码 | |
| COPY app.py . | |
| # 暴露API端口 | |
| EXPOSE 8080 | |
| # 启动命令(生产级WSGI服务器) | |
| CMD ["gunicorn", "--bind", "0.0.0.0:8080", "--timeout", "120", "app:app"] |