mcp/Dockerfile

# Multi-stage Dockerfile for Hanzo MCP
# This Dockerfile creates a production-ready image for the Hanzo Model Context Protocol server

# Build stage
FROM python:3.12-slim AS builder

# Install system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    build-essential \
    git \
    && rm -rf /var/lib/apt/lists/*

# Install uv for fast Python package management
RUN curl -LsSf https://astral.sh/uv/install.sh | sh
ENV PATH="/root/.cargo/bin:${PATH}"

# Set working directory
WORKDIR /app

# Copy dependency files
COPY pyproject.toml uv.lock ./

# Install dependencies - using pip since this project uses setuptools
RUN python -m venv .venv && \
    .venv/bin/pip install --upgrade pip && \
    .venv/bin/pip install -e .

# Production stage
FROM python:3.12-slim

# Install runtime dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    ca-certificates \
    git \
    && rm -rf /var/lib/apt/lists/*

# Create non-root user
RUN groupadd -r hanzo && useradd -r -g hanzo hanzo

# Set working directory
WORKDIR /app

# Copy virtual environment from builder
COPY --from=builder /app/.venv /app/.venv

# Copy application code
COPY --chown=hanzo:hanzo . .

# Install the package in the final stage
RUN .venv/bin/pip install -e .

# Set environment variables
ENV PATH="/app/.venv/bin:${PATH}"
ENV PYTHONUNBUFFERED=1
ENV PYTHONDONTWRITEBYTECODE=1
ENV MCP_SERVER_PORT=8080

# Create necessary directories
RUN mkdir -p /app/logs /app/data && chown -R hanzo:hanzo /app/logs /app/data

# Switch to non-root user
USER hanzo

# Expose port
EXPOSE 8080

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
    CMD python -c "import httpx; httpx.get('http://localhost:8080/health').raise_for_status()" || exit 1

# Start the MCP server
CMD ["hanzo-mcp", "server", "--host", "0.0.0.0", "--port", "8080"]