FROM python:3.11-slim RUN rm -f /etc/apt/sources.list && \ rm -rf /etc/apt/sources.list.d/* && \ echo "deb https://mirrors.tuna.tsinghua.edu.cn/debian bookworm main contrib non-free non-free-firmware" > /etc/apt/sources.list && \ echo "deb https://mirrors.tuna.tsinghua.edu.cn/debian bookworm-updates main contrib non-free non-free-firmware" >> /etc/apt/sources.list && \ echo "deb https://mirrors.tuna.tsinghua.edu.cn/debian-security bookworm-security main contrib non-free non-free-firmware" >> /etc/apt/sources.list && \ apt-get update && \ apt-get install -y ffmpeg && \ rm -rf /var/lib/apt/lists/* # 确保 PATH 中包含 ffmpeg 路径(可选) ENV PATH="/usr/bin:${PATH}" WORKDIR /app COPY ./backend /app RUN pip install --no-cache-dir -i https://pypi.tuna.tsinghua.edu.cn/simple -r requirements.txt CMD ["python", "main.py"]