# 多阶段构建：前端静态 → 后端镜像
FROM python:3.11-slim
WORKDIR /app
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    TZ=Asia/Shanghai
RUN sed -i 's|deb.debian.org|mirrors.cloud.tencent.com|g' /etc/apt/sources.list && \
    sed -i 's|security.debian.org|mirrors.cloud.tencent.com|g' /etc/apt/sources.list && \
    apt-get update -o Acquire::Retries=3 -o Acquire::http::Timeout=30 && \
    apt-get install -y --no-install-recommends tzdata && \
    ln -fs /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && dpkg-reconfigure -f noninteractive tzdata && \
    rm -rf /var/lib/apt/lists/*
COPY backend/requirements.txt .
RUN pip install --no-cache-dir -i https://mirrors.cloud.tencent.com/pypi/simple -r requirements.txt
COPY backend/ ./backend/
COPY frontend/ ./frontend/
COPY config.json ./config.json
VOLUME ["/app/data"]
EXPOSE 57778
CMD ["python", "backend/app.py"]