Dockerfile•1.52 kB
# ZigNet MCP Server - Multi-stage Docker build
# Optimized for production deployment with minimal image size
# Stage 1: Build
FROM node:20-alpine AS builder
WORKDIR /app
# Install build dependencies
RUN apk add --no-cache \
python3 \
make \
g++ \
curl \
tar \
xz
# Copy package files
COPY package.json pnpm-lock.yaml ./
# Install pnpm
RUN npm install -g pnpm
# Install dependencies
RUN pnpm install --frozen-lockfile
# Copy source code
COPY . .
# Build TypeScript
RUN pnpm run build
# Stage 2: Runtime
FROM node:20-alpine
WORKDIR /app
# Install runtime dependencies
RUN apk add --no-cache \
curl \
tar \
xz
# Copy built artifacts from builder
COPY --from=builder /app/dist ./dist
COPY --from=builder /app/package.json ./
COPY --from=builder /app/pnpm-lock.yaml ./
COPY --from=builder /app/scripts/install-zig.js ./scripts/
# Install pnpm
RUN npm install -g pnpm
# Install production dependencies only
RUN pnpm install --prod --frozen-lockfile
# Create Zig cache directory
RUN mkdir -p /root/.zignet/zig-versions
# Environment variables (can be overridden at runtime)
ENV ZIG_SUPPORTED="0.13.0,0.14.0,0.15.2"
ENV ZIG_DEFAULT="0.15.2"
ENV NODE_ENV=production
# Expose MCP server port (if needed for future HTTP transport)
# EXPOSE 3000
# Health check (verify Node.js and zig can be executed)
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
CMD node -e "console.log('OK')" || exit 1
# Run MCP server
CMD ["node", "dist/mcp-server.js"]
