FROM docker.m.daocloud.io/library/python:3.11-slim

WORKDIR /app

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1

COPY backend/requirements.txt .

RUN pip install --no-cache-dir -r requirements.txt

COPY backend ./backend

ENV WECHAT_UPSTREAM_BASE_URL=http://your-wechat-server-host:port

EXPOSE 8000

CMD ["uvicorn", "backend.main:app", "--host", "0.0.0.0", "--port", "8000"]