docker

Generate production-ready Dockerfiles and Compose stacks with security hardening.

2|Updated Apr 6, 2026
One-click install
npx skills add https://github.com/iuliandita/skills --skill docker-iuliandita
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: docker
Source: https://github.com/iuliandita/skills/tree/main/skills/docker
Command: npx skills add https://github.com/iuliandita/skills --skill docker-iuliandita

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill eliminates common containerization pitfalls by providing a standardized, production-ready framework for building, securing, and orchestrating Docker and OCI-compliant containers.

Core Features & Use Cases

  • Production-Grade Architecture: Generate multi-stage Dockerfiles and Compose v5 stacks that prioritize security, minimal image size, and layer caching.
  • Security & Compliance: Automatically apply PCI-DSS 4.0 hardening patterns, including non-root execution, capability dropping, and image signing.
  • Use Case: Use this skill to migrate a legacy application to a hardened, multi-stage container pipeline that includes automated SBOM generation and vulnerability scanning.

Quick Start

Use the docker skill to review my current Dockerfile and suggest optimizations for a production-ready multi-stage build.

Frequently Asked Questions about docker

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

FAQPage Schema
How do I create a production-ready Dockerfile with multi-stage builds?

Production-ready Dockerfiles use multi-stage builds to minimize image size, prioritize layer caching, and enforce non-root execution. This Skill generates standardized, OCI-compliant Dockerfile patterns that eliminate common containerization pitfalls while maintaining build efficiency.

How do I harden Docker containers for PCI-DSS 4.0 compliance?

Harden Docker containers for PCI-DSS 4.0 by applying non-root execution, dropping Linux capabilities, and implementing image signing. This Skill automatically applies these security patterns alongside automated SBOM generation and vulnerability scanning to satisfy compliance requirements.

What's the best way to optimize Docker layer caching and reduce image size?

Optimize Docker layer caching and reduce image size by structuring multi-stage Dockerfiles to separate dependency installation from application code. This Skill provides production-grade architecture patterns that prioritize minimal images and efficient layer caching for OCI-compliant workflows.

Can I use Docker Compose v5 stacks for production infrastructure?

Docker Compose v5 stacks support production infrastructure when configured with hardened security patterns, multi-stage builds, and vulnerability scanning. This Skill generates Compose stacks that prioritize security, minimal image size, and layer caching for production deployments.

Does this Docker hardening approach support multi-arch builds and supply chain security?

Docker hardening supports multi-arch builds and supply chain security through OCI-compliant workflows that include image signing, SBOM generation, and automated vulnerability scanning. This Skill provides industry-standard tooling patterns to secure containerized infrastructure across architectures.

Why do I need non-root execution and capability dropping in my Docker containers?

Non-root execution and capability dropping are required to harden Docker containers against privilege escalation attacks and satisfy PCI-DSS 4.0 compliance. This Skill automatically applies these security patterns alongside image signing to secure production containerized infrastructure.