Dockerfile•1.67 kB
# Dockerfile for MCP Weather Sample
# Multi-stage build to optimize image size
# Stage 1: Build stage
FROM node:20-alpine AS builder
# Set working directory
WORKDIR /app
# Copy dependency configuration files
COPY package*.json ./
COPY tsconfig.json ./
# Install all dependencies (dev + production)
RUN npm ci
# Copy source code
COPY src/ ./src/
# Compile TypeScript
RUN npm run build
# Stage 2: Production stage
FROM node:20-alpine AS production
# Create non-root user for security
RUN addgroup -g 1001 -S nodejs && \
adduser -S nextjs -u 1001
# Set working directory
WORKDIR /app
# Copy dependency configuration files
COPY package*.json ./
# Install only production dependencies
RUN npm ci --only=production && npm cache clean --force
# Copy compiled files from builder stage
COPY --from=builder /app/build ./build
# Copy static files (CSV files)
COPY static/ ./static/
# Change file ownership to non-root user
RUN chown -R nextjs:nodejs /app
# Switch to non-root user
USER nextjs
# Expose port configured for Kubernetes (8080)
EXPOSE 8080
# Environment variables
ENV NODE_ENV=production
ENV PORT=8080
# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
CMD node -e "const http = require('http'); \
const options = { hostname: 'localhost', port: process.env.PORT || 8080, path: '/health', timeout: 2000 }; \
const req = http.request(options, (res) => { \
if (res.statusCode === 200) process.exit(0); else process.exit(1); \
}); \
req.on('error', () => process.exit(1)); \
req.on('timeout', () => process.exit(1)); \
req.end();"
# Startup command
CMD ["node", "build/index.js"]