FROM python:3.11-slim

WORKDIR /app

# 安装依赖
COPY backend/requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple

# 复制后端代码
COPY backend/ ./backend/

# 创建数据目录
RUN mkdir -p /app/data

EXPOSE 8000

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