# Life Echo API Dockerfile
FROM python:3.11-slim

# 设置工作目录
WORKDIR /app

# 安装系统依赖
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    libc6-dev \
    libffi-dev \
    libxml2-dev \
    libxslt1-dev \
    libjpeg-dev \
    zlib1g-dev \
    libpng-dev \
    libfreetype6-dev \
    && rm -rf /var/lib/apt/lists/*

# 复制依赖文件
COPY requirements.txt .

# 安装Python依赖
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

# 复制应用代码
COPY . .

# 创建非root用户
RUN useradd -m -u 1000 appuser && \
    chown -R appuser:appuser /app

# 切换到非root用户
USER appuser

# 暴露端口
EXPOSE 8000

# 健康检查
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD python -c "import requests; requests.get('http://localhost:8000/health')" || exit 1

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