Create secure Dockerfiles with multi-stage builds and non-root users.
npx skills add https://github.com/MGriot/.gemini --skill docker-expert-mgriot
Please help me install this Agent Skill. Skill: docker-expert Source: https://github.com/MGriot/.gemini/tree/main/skills/docker-expert Command: npx skills add https://github.com/MGriot/.gemini --skill docker-expert-mgriot
This Skill guides engineers to create secure, efficient, and reproducible container environments, reducing risks and drift in container workflows.
Create a Dockerfile for a simple app (e.g., a Python app), implement a multi-stage build, and run it with docker build -t myapp . and docker-compose up to verify.
High-intent search queries and answers about installing and using this skill.
Create a secure Dockerfile by implementing multi-stage builds to isolate dependencies, selecting slim base image variants, and configuring a non-root user to minimize container runtime privileges and attack surface.
Optimize Docker images by selecting minimal slim base variants, applying multi-stage builds to reduce final image size, and enforcing consistent caching strategies to ensure reproducible environments across builds.
Configure docker-compose by defining clear service definitions, establishing safe networking rules to isolate services, and mapping persistent volumes to maintain state across container restarts securely.
Use non-root users in Docker containers to enforce secure configuration, preventing unauthorized privilege escalation and limiting the potential blast radius of vulnerabilities inside the container environment.
Yes, this approach supports debugging Docker builds by providing guidance for reliable builds, configuring effective caching strategies, and ensuring reproducible environments to eliminate configuration drift.
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