Dockerfile Multi-stage Build Review
Review a Dockerfile across 10 dimensions (multi-stage, cache layers, image size, security, non-root user) with a buildable optimized version.
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Model: claude-sonnet-4-7
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Knowledge: 2026-Q2
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Image size optimization before production, security review pre-go-live, preparing Cloudflare Containers images.
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Built-in quality guards
Anti-hallucination
Never invent APIs, functions, or libraries
Format Check
Code runs as-is without modification
Code Completeness
No TODO comments or stubs
Security Check
OWASP Top 10 considered in code