FROM python:3.9-slim

# 创建非root用户
RUN useradd -m -u 1000 user
WORKDIR /app

# 复制并安装依赖
COPY --chown=user ./requirements.txt requirements.txt
RUN pip install --no-cache-dir --upgrade -r requirements.txt

# 复制应用文件
COPY --chown=user . /app

# 切换到非root用户
USER user

# 设置环境变量
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

# 启动应用（使用端口7860）
CMD ["python", "xhs.py"]