MCP Project Orchestrator

# PrintCast Agent MCP Server Container
# Multi-stage build for optimal size and security

# Build stage
FROM python:3.11-slim AS builder

# Install build dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    make \
    libffi-dev \
    libssl-dev \
    libxml2-dev \
    libxslt1-dev \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /build

# Copy requirements
COPY pyproject.toml ./
COPY src/ ./src/

# Install Python dependencies
RUN pip install --no-cache-dir --upgrade pip setuptools wheel && \
    pip install --no-cache-dir -e .

# Runtime stage
FROM python:3.11-slim

# Install runtime dependencies
RUN apt-get update && apt-get install -y \
    # CUPS for printing
    cups \
    cups-client \
    cups-bsd \
    # Asterisk dependencies
    asterisk \
    asterisk-modules \
    # System utilities
    curl \
    wget \
    ca-certificates \
    # Clean up
    && rm -rf /var/lib/apt/lists/* \
    && apt-get clean

# Create non-root user
RUN useradd -m -u 1000 -s /bin/bash printcast && \
    usermod -a -G lp,lpadmin printcast

# Set working directory
WORKDIR /app

# Copy from builder
COPY --from=builder /usr/local/lib/python3.11/site-packages /usr/local/lib/python3.11/site-packages
COPY --from=builder /usr/local/bin /usr/local/bin

# Copy application
COPY src/ ./src/
COPY pyproject.toml ./
COPY scripts/ ./scripts/

# Create necessary directories
RUN mkdir -p /var/log/printcast \
    /var/lib/printcast \
    /tmp/printcast \
    && chown -R printcast:printcast /var/log/printcast \
    /var/lib/printcast \
    /tmp/printcast

# Copy configuration files
COPY config/asterisk/ /etc/asterisk/
COPY config/cups/ /etc/cups/

# Configure CUPS
RUN echo "ServerName localhost" > /etc/cups/client.conf && \
    echo "Listen localhost:631" >> /etc/cups/cupsd.conf && \
    echo "Listen /var/run/cups/cups.sock" >> /etc/cups/cupsd.conf

# Expose ports
EXPOSE 8000  # MCP Server
EXPOSE 5038  # Asterisk AMI
EXPOSE 5060  # SIP
EXPOSE 631   # CUPS

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
    CMD curl -f http://localhost:8000/health || exit 1

# Environment variables
ENV PYTHONPATH=/app/src \
    PYTHONUNBUFFERED=1 \
    PRINT_TEMP_DIR=/tmp/printcast \
    CUPS_SERVER=localhost:631

# Switch to non-root user
USER printcast

# Entry point script
COPY --chown=printcast:printcast scripts/docker-entrypoint.sh /usr/local/bin/
RUN chmod +x /usr/local/bin/docker-entrypoint.sh

ENTRYPOINT ["docker-entrypoint.sh"]
CMD ["python", "-m", "mcp_server.main"]