docker

Guide Docker containerization with Dockerfile best practices and Compose orchestration.

14|5|Updated Jan 29, 2026

Search Tags:#devops #containerization #orchestration #docker #dockerfile #docker compose #image optimization

Ready to run

npx skills add https://github.com/oakoss/agent-skills --skill docker-oakoss

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: docker
Source: https://github.com/oakoss/agent-skills/tree/main/skills/docker
Command: npx skills add https://github.com/oakoss/agent-skills --skill docker-oakoss

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill streamlines the process of containerizing applications, optimizing Docker images for size and security, and orchestrating multi-container services with Docker Compose.

Core Features & Use Cases

Dockerfile Optimization: Learn best practices for multi-stage builds, layer caching, and reducing image size.
Compose Orchestration: Define and manage multi-container applications for development and production.
Use Case: You need to package a Node.js web application with a PostgreSQL database into Docker containers for consistent deployment across development, staging, and production environments.

Quick Start

Use the docker skill to create a Dockerfile for a Node.js application that uses multi-stage builds and layer caching.

Frequently Asked Questions about docker

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I optimize Docker image size using multi-stage builds?▼

You can optimize Docker image size by implementing multi-stage builds to isolate build dependencies from the final runtime and leveraging layer caching to reduce overall dimensions and improve deployment efficiency.

What's the best way to orchestrate a multi-container application with Docker Compose?▼

Orchestrate multi-container applications by using Docker Compose to define and manage services, enabling consistent deployment across development, staging, and production environments simultaneously.

How do I package a Node.js application and PostgreSQL database into containers?▼

Package a Node.js application and PostgreSQL database by defining them as separate services in Docker Compose, ensuring consistent network communication and deployment across different environments.

What security hardening techniques should I apply to Docker containers?▼

Apply Docker container security hardening techniques by minimizing the attack surface through optimized images, restricting container networking and volumes, and implementing robust production deployment patterns.

Does Docker Compose work for production deployment patterns?▼

Yes, Docker Compose supports production deployment patterns by defining and managing multi-container applications, handling service orchestration, and ensuring consistent environments from development to production.