Docker questions are easy to answer from stale memory or pre-Compose-v2 patterns. Use this skill to ground answers in the official Docker documentation and return the closest authoritative page instead of generic container advice.

When to Use

Use this skill when the request is about:

Docker concepts, architecture, containers, images, and the Docker Engine daemon
Installing or configuring Docker Engine, Docker Desktop, or Docker Compose
Dockerfile syntax, image builds, multi-stage builds, and Buildx
Compose file format, docker compose workflows, profiles, and overrides
Container lifecycle: run, exec, logs, inspect, stop, restart, and resource limits
Images: pull, push, tag, prune, and registry authentication
Networking: bridge, host, overlay, published ports, and DNS
Volumes, bind mounts, tmpfs, and storage drivers
Docker Engine API, SDKs, and API version negotiation
Swarm mode: services, stacks, secrets, configs, and nodes
Security: rootless mode, content trust, Scout, and hardened images
Troubleshooting daemon, build, networking, or registry errors

docker-docs

When to Use