DevOpsDockerAWS
Docker & Kubernetes for JavaScript Developers
A practical introduction to containerization and orchestration for frontend and Node.js developers.
Apr 20, 202610 min read14,200 views1580 words
Why Docker?
Docker solves the "works on my machine" problem.
DOCKERFILE
| 1 | FROM node:20-alpine |
| 2 | WORKDIR /app |
| 3 | COPY package*.json ./ |
| 4 | RUN npm ci |
| 5 | COPY . . |
| 6 | RUN npm run build |
| 7 | EXPOSE 3000 |
| 8 | CMD ["node", "dist/index.js"] |
Kubernetes Basics
Kubernetes orchestrates your containers at scale.