defense-in-depth

Use when invalid data causes failures deep in execution, requiring validation at multiple system layers - validates at every layer data passes through to make bugs structurally impossible

$ インストール

git clone https://github.com/arturas-bes/kainuguru-api /tmp/kainuguru-api && cp -r /tmp/kainuguru-api/.claude/skills/defense-in-depth ~/.claude/skills/kainuguru-api

// tip: Run this command in your terminal to install the skill