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dockerfile-best-practices

Guide for writing production-ready Dockerfiles with multi-stage builds, layer caching, security hardening, and optimized image sizes. Use when the user creates a Dockerfile, asks about Docker image optimization, mentions container security, or needs help with build performance. Trigger whenever Docker or container packaging is discussed.

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Atualizado há 5 meses

Ver no GitHub ↗ Licença: MIT

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Ler descrição completa

Dockerfile Best Practices

Write secure, efficient, and maintainable Dockerfiles that produce minimal production images with proper caching, non-root users, and health checks.

When to Use

  • User creates or modifies a Dockerfile
  • User asks about reducing Docker image size
  • User mentions container security or hardening
  • User has slow Docker builds or cache invalidation issues
  • User asks about COPY vs ADD or layer ordering

Core Patterns

Multi-Stage Builds

Separate build dependen

[Description truncada. Veja o README completo no GitHub.]

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