Docker Build Strategies Overview This skill provides rules and patterns for writing and reviewing production-quality Dockerfiles. Apply it when the main task is image-build quality: multi-stage builds, cache behavior, non-root execution, build context hygiene, and runtime image size. When to use this skill Activate this skill when: - Creating a new Dockerfile for any language or framework - Optimizing an existing Dockerfile for size, speed, or security - Reviewing a Dockerfile for best-practice compliance - Adding a file to a project Do not use this skill when Do not use this skill when: - Th…