DevOps Docker Standards

This skill provides Docker containerization best practices.

When to Use

• Use this skill when creating or modifying Dockerfiles
• Use this skill when setting up docker-compose configurations
• Use this skill when optimizing container images

Instructions

1. Dockerfile Best Practices

Multi-Stage Builds (Mandatory)

ALWAYS use multi-stage builds to minimize final image size.

# Stage 1: Builder
FROM node:20-alpine AS builder