docker-container-basics

Docker Container Basics - Auto-activating skill for DevOps Basics. Triggers on: docker container basics, docker container basics Part of the DevOps Basics skill category.

1.02x

Quality

Does it follow best practices?

Impact

95%

1.02x

Average score across 3 eval scenarios

Securityby

Passed

No known issues

Optimize this skill with Tessl

npx tessl skill review --optimize ./planned-skills/generated/01-devops-basics/docker-container-basics/SKILL.md

Evaluation results

100%

Containerize a Python Flask API for Deployment

Production-ready Dockerfile

Criteria

Without context

With context

Multi-stage or minimal base image

100%

Non-root user

100%

Dependency caching layer

100%

Production WSGI server

100%

EXPOSE instruction

100%

dockerignore file present

100%

Pinned base image tag

100%

Build and run instructions

100%

No secrets or credentials

100%

Key decision explanation

100%

Without context: $0.3345 · 3m 9s · 21 turns · 22 in / 4,773 out tokens

With context: $0.2805 · 2m 53s · 18 turns · 18 in / 3,227 out tokens

89%

Set Up a Local Development Environment for a Web Application Stack

Docker Compose multi-service setup

Criteria

Without context

With context

Named volume for DB persistence

100%

No volume for Redis

100%

Custom network defined

100%

Health checks or depends_on ordering

100%

Environment variables for credentials

60%

70%

Port mapping for app only

100%

Restart policy

Startup command in guide

100%

Log viewing command

100%

Clean shutdown command

100%

Service verification step

100%

Without context: $0.2046 · 2m 25s · 12 turns · 15 in / 3,200 out tokens

With context: $0.3873 · 2m 59s · 24 turns · 24 in / 4,597 out tokens

97%

-3%

Automate Docker Image Build and Publish in a CI Pipeline

CI/CD Docker integration

Criteria

Without context

With context

Triggers on main push

100%

Docker Hub login step

100%

Credentials use secrets

100%

Commit SHA tag

100%

Latest tag applied

100%

Smoke test step

100%

75%

Push after test

100%

Checkout step present

100%

Pipeline stages explained

100%

Manual trigger instructions

100%

Tagging strategy explained

100%

Without context: $0.2312 · 2m 30s · 14 turns · 15 in / 3,571 out tokens

With context: $0.3657 · 3m 3s · 23 turns · 360 in / 4,476 out tokens

Repository: jeremylongshore/claude-code-plugins-plus-skills
Commit: 0ad6004

Evaluated: 14 days ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Containerize a Python Flask API for Deployment Set Up a Local Development Environment for a Web Application Stack Automate Docker Image Build and Publish in a CI Pipeline

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