FROM docker.io/python:3.10.16-slim

# 替换 Debian12 的 .sources 文件到清华镜像
RUN sed -i 's|deb.debian.org|mirrors.tuna.tsinghua.edu.cn|g' /etc/apt/sources.list.d/debian.sources \
 && sed -i 's|security.debian.org|mirrors.tuna.tsinghua.edu.cn|g' /etc/apt/sources.list.d/debian-security.sources

# 安装依赖（带重试）
RUN apt-get update \
 && apt-get install -y --no-install-recommends \
    gcc g++ unixodbc unixodbc-dev default-libmysqlclient-dev \
 || (sleep 3 && apt-get update && apt-get install -y --no-install-recommends \
    gcc g++ unixodbc unixodbc-dev default-libmysqlclient-dev) \
 && rm -rf /var/lib/apt/lists/*

WORKDIR /app

COPY requirements.txt .

RUN pip install --no-cache-dir -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple

COPY . .

# 预置配置到宿主机可覆盖位置
RUN mkdir -p /opt/alert/model-lab \
 && cp /app/config.py /opt/alert/model-lab/config.py

CMD ["python", "app.py"]