FROM python:3.11-slim

LABEL maintainer="qihuaiflow"
LABEL description="Code Execution Sandbox - isolated code runner for Python and JavaScript"

# Switch to Aliyun mirrors for faster downloads in China
RUN sed -i 's|http://deb.debian.org/debian|http://mirrors.aliyun.com/debian|g' /etc/apt/sources.list.d/debian.sources \
    && sed -i 's|http://deb.debian.org/debian-security|http://mirrors.aliyun.com/debian-security|g' /etc/apt/sources.list.d/debian.sources

# Install Node.js from Debian repos + essential tools
RUN apt-get update \
    && apt-get install -y --no-install-recommends \
        nodejs \
        npm \
        curl \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/* \
    && ln -sf /usr/bin/nodejs /usr/bin/node 2>/dev/null || true

# Install Python packages with Aliyun mirror
RUN pip install --no-cache-dir -i https://mirrors.aliyun.com/pypi/simple/ --trusted-host mirrors.aliyun.com \
    fastapi==0.104.1 \
    uvicorn==0.24.0 \
    pydantic==2.5.2

# Create non-root user for security
RUN useradd -m -s /bin/bash executor \
    && mkdir -p /workspace /app \
    && chown -R executor:executor /workspace /app

# Copy executor server
COPY executor_server.py /app/executor_server.py
RUN chown executor:executor /app/executor_server.py

WORKDIR /app
USER executor
EXPOSE 8000

HEALTHCHECK --interval=30s --timeout=5s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8000/health || exit 1

CMD ["uvicorn", "executor_server:app", "--host", "0.0.0.0", "--port", "8000", "--no-access-log"]