# Production Dockerfile for BaoLife WebSocket Server
FROM python:3.11-slim

# Set working directory
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    default-libmysqlclient-dev \
    pkg-config \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for better caching
COPY requirements.txt requirements-prod.txt ./
RUN pip install --no-cache-dir -r requirements-prod.txt

# Copy application code
COPY . .

# Create non-root user for security
RUN useradd -m -u 1000 appuser && chown -R appuser:appuser /app
USER appuser

# Expose WebSocket port
EXPOSE 8001

# Health check for Cloud Run
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
    CMD python -c "import socket; s=socket.socket(); s.settimeout(2); s.connect(('localhost', 8001)); s.close()" || exit 1

# Run the WebSocket server
CMD ["python", "-u", "app.py"]