FROM python:3.12-slim-bookworm

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PYTHONPATH=/app \
    PATH="/app/.venv/bin:${PATH}" \
    TZ=Asia/Shanghai
WORKDIR /app
COPY --from=ghcr.io/astral-sh/uv:latest /uv /bin/uv

RUN ( \
    sed -i 's/deb.debian.org/mirrors.tuna.tsinghua.edu.cn/g' /etc/apt/sources.list.d/debian.sources 2>/dev/null || \
    sed -i 's/deb.debian.org/mirrors.tuna.tsinghua.edu.cn/g' /etc/apt/sources.list 2>/dev/null \
    ) || true

RUN apt-get -o Acquire::Retries=5 update && apt-get install -y --no-install-recommends \
    curl \
    ca-certificates \
    gcc \
    g++ \
    python3-dev \
    build-essential \
    tzdata \
    && ln -snf /usr/share/zoneinfo/$TZ /etc/localtime \
    && echo $TZ > /etc/timezone \
    && dpkg-reconfigure --frontend noninteractive tzdata \
    && rm -rf /var/lib/apt/lists/*

COPY common ./common
COPY backend ./backend
COPY alembic.ini ./
COPY migrations ./migrations
COPY pyproject.toml uv.lock ./
RUN UV_DEFAULT_INDEX="https://pypi.tuna.tsinghua.edu.cn/simple/" uv sync --frozen --no-dev --no-editable --package backend

EXPOSE 8000
CMD ["gunicorn", "--config", "backend/gunicorn.conf.py", "backend.main:app"]