nex_docus/backend/Dockerfile

# 使用国内镜像加速
FROM swr.cn-north-4.myhuaweicloud.com/ddn-k8s/docker.io/python:3.12-slim

# 设置工作目录
WORKDIR /app

# 设置环境变量
ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    PIP_NO_CACHE_DIR=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1 \
    PIP_DEFAULT_TIMEOUT=120

# 替换为阿里云 Debian 镜像源（国内加速）
RUN sed -i 's/deb.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list.d/debian.sources && \
    sed -i 's/security.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list.d/debian.sources

# 安装系统依赖（含 WeasyPrint 渲染库 + CJK/等宽系统字体）
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    default-libmysqlclient-dev \
    pkg-config \
    libpango-1.0-0 \
    libpangoft2-1.0-0 \
    libpangocairo-1.0-0 \
    libgdk-pixbuf-2.0-0 \
    libcairo2 \
    libffi-dev \
    shared-mime-info \
    fontconfig \
    fonts-dejavu-core \
    fonts-wqy-microhei \
    && rm -rf /var/lib/apt/lists/*

# 复制依赖文件
COPY requirements.txt .

# 升级打包工具，减少 PEP517/源码构建失败
RUN pip install --no-cache-dir --upgrade pip setuptools wheel -i https://pypi.tuna.tsinghua.edu.cn/simple

# 安装 Python 依赖
RUN pip install --no-cache-dir -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple || \
    pip install --no-cache-dir -r requirements.txt -i https://pypi.org/simple

# 复制项目文件
COPY . .

# 创建必要的目录
RUN mkdir -p /data/nex_docus_store/projects /data/nex_docus_store/temp logs

# 暴露端口
EXPOSE 8000

# 启动命令
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]