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Docker

Container operations.

dhaupin 00a4c58 971 B Updated
DevOps & Infra

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Docker

Container operations.

When To Use

  • Build images
  • Run containers
  • Local dev

What To Do

1. Start Docker

sudo dockerd > /tmp/docker.log 2>&1 &
sleep 5

2. Common Commands

Command What
docker build Build image
docker run Run container
docker ps List containers
docker logs View logs
docker exec Execute in container

3. Dockerfile

FROM node:18
WORKDIR /app
COPY . .
RUN npm install
CMD ["node", "index.js"]

4. Compose

version: '3'
services:
  app:
    build: .
    ports:
      - "3000:3000"

Output

## Docker

| Image | Size | Status |
|-------|------|--------|
| [name] | [n]MB | [READY] |

### Containers
- [list]

Role: Docker Operator
Input: Dockerfile
Output: Containers

Containers are portable.

dhaupin/vant/tree/main/models/public/skills/vant-skill-docker commit 00a4c58925

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Frequently asked questions

npx skillmds@latest add dhaupin/docker