container-projects

Guide Dockerfile and docker-compose configurations for secure containerized deployments.

8|Updated Nov 4, 2025
One-click install
npx skills add https://github.com/ilude/claude-code-config --skill container-projects
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: container-projects
Source: https://github.com/ilude/claude-code-config/tree/main/skills/container-projects
Command: npx skills add https://github.com/ilude/claude-code-config --skill container-projects

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill provides comprehensive guidelines for building, deploying, and managing containerized applications, preventing common Docker pitfalls and ensuring secure, efficient, and portable deployments. It streamlines your container workflow, saving you from debugging complex environment issues.

Core Features & Use Cases

  • Best Practices Enforcement: Guides on using Docker Compose V2, running as non-root users, leveraging minimal Alpine images, implementing multi-stage builds, and adhering to 12-Factor App compliance.
  • Security Checklist Integration: Ensures critical security measures like secret management, input validation, and health checks are considered and implemented from the start.
  • Development Workflow Optimization: Integrates seamlessly with Makefile and .devcontainer configurations for streamlined local development and consistent environments across teams.
  • Use Case: You need to containerize a new Python application. This skill will guide the AI to create an optimized Dockerfile using multi-stage builds, a docker-compose.yml for local development, and ensure all security and best practice guidelines are followed, saving you from debugging common containerization issues.

Quick Start

Create a Dockerfile and docker-compose.yml for my Python application in the current directory. Ensure it uses multi-stage builds and Alpine base images.

Frequently Asked Questions about container-projects

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

FAQPage Schema
How do I build secure Docker containers with best practices?

Secure Docker containers by using minimal Alpine base images, implementing multi-stage builds, running processes as non-root users, and enabling security scanning. This reduces attack surface, minimizes image size, and ensures compliance with container security standards.

What are common Docker and docker-compose misconfigurations I should avoid?

Avoid running containers as root, using bloated base images, hardcoding secrets, skipping health checks, and ignoring DNS/config conventions. The Skill identifies and resolves these inefficiencies to prevent debugging complex deployment issues.

How do I set up docker-compose for local development with best practices?

Use Docker Compose V2 with multi-stage Dockerfiles, integrate Makefile automation, configure .devcontainer for consistent team environments, and implement health checks. This streamlines workflows and ensures reproducible, versioned builds across development, testing, and production.

Can I use multi-stage builds with docker-compose for microservices deployment?

Yes. Multi-stage builds optimize Dockerfiles for microservices by separating build and runtime stages, reducing image size and attack surface. Docker Compose orchestrates these images locally while Kubernetes manifests scale them in production.

What does 12-Factor App compliance mean for containerized applications?

12-Factor principles ensure containerized apps are portable, scalable, and maintainable by externalizing config, managing secrets securely, logging to stdout, and using versioned images. This Skill guides implementation across Dockerfiles, docker-compose files, and Kubernetes manifests.

How do I handle secrets and input validation in containerized applications?

Manage secrets outside Dockerfiles using environment variables or secret management tools, validate all inputs at application entry points, and implement security scanning in CI/CD pipelines. This prevents credential leaks and injection vulnerabilities in production deployments.