dockerfile-builder

Generate optimized Dockerfiles with multi-stage builds and layer caching.

Updated Dec 17, 2025
One-click install
npx skills add https://github.com/ehtbanton/ClaudeSkillsRepo --skill dockerfile-builder-ehtbanton
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: dockerfile-builder
Source: https://github.com/ehtbanton/ClaudeSkillsRepo/tree/main/dockerfile-builder
Command: npx skills add https://github.com/ehtbanton/ClaudeSkillsRepo --skill dockerfile-builder-ehtbanton

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill automates the creation of optimized, production-ready Dockerfiles, saving developers time and ensuring best practices are followed.

Core Features & Use Cases

  • Generate Dockerfiles: Creates Dockerfiles for various application types (Node.js, Python, Go, etc.).
  • Best Practices: Incorporates multi-stage builds, security hardening, and layer caching.
  • Use Case: A developer needs to containerize a new Go microservice. They can use this Skill to generate a secure, efficient Dockerfile that uses a distroless image for the production stage.

Quick Start

Generate a Dockerfile for a Node.js application.

Frequently Asked Questions about dockerfile-builder

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

FAQPage Schema
How do I create an optimized Dockerfile with multi-stage builds?

Multi-stage Dockerfiles separate the build environment from the final production image, reducing size and attack surface. This Skill automatically generates these optimized configurations, incorporating proper layer caching and security hardening for various application types.

What's the best way to containerize a Go microservice for production?

Containerizing a Go microservice for production involves using a minimal or distroless base image to reduce the attack surface. This Skill generates a secure, efficient Dockerfile tailored to your application type, applying build automation and security best practices.

Does Dockerfile build automation support Node.js and Python applications?

Yes, Dockerfile build automation supports Node.js, Python, and various other application types. It generates production-ready configurations by applying proper layer caching and security hardening tailored to the specific framework requirements of your application.

How do I add security hardening to my Docker containerization process?

Security hardening in Docker containerization involves using minimal base images, running processes as non-root users, and removing unnecessary build tools. This Skill automates these security practices within the generated Dockerfile to ensure production-ready deployments.

Why does my Docker image have too many layers and slow build times?

Docker images accumulate excessive layers and slow build times when commands are not optimized for layer caching. This Skill generates Dockerfiles that properly structure build steps and leverage caching to speed up the build automation process.

Can I generate a Dockerfile for a specific framework without writing it from scratch?

Yes, you can generate a Dockerfile for a specific framework without writing it from scratch by triggering this Skill with phrases like 'create Dockerfile' or 'containerize my app'. It outputs a production-ready configuration with multi-stage builds and security best practices.