Docker Best Practices for Production

Optimize your Docker workflows for production environments.

Multi-stage Builds

FROM node:20-alpine AS builder
WORKDIR /app
COPY package*.json ./
RUN npm ci
COPY . .
RUN npm run build

FROM node:20-alpine AS runner
WORKDIR /app
COPY --from=builder /app/dist ./dist
COPY --from=builder /app/node_modules ./node_modules
CMD ["node", "dist/index.js"]

Security

• Run as non-root user
• Scan images for vulnerabilities
• Keep base images updated
• Use specific version tags