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
$npx -y skills add jackspace/claudeskillz --skill defense-in-depth_obraInstalls into the current project.
Run `npx skills use "https://github.com/jackspace/claudeskillz" --skill "jackspace/claudeskillz/defense-in-depth_obra"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/jackspace/claudeskillz" that are relevant to the current task. Run `npx skills add "https://github.com/jackspace/claudeskillz"` and select the relevant skills, then follow their instructions.