Use when the user asks to "check technical SEO"; audits crawlability, indexing, Core Web Vitals, robots.txt, sitemaps, canonicals, redirects, and migrations....
Version 19.0.0 introduces a major cleanup and refactor. - Removed multiple reference and template files to streamline the skill. - Added distribution-manifest.json. - Updated SKILL.md metadata to version 19.0.0. - No functional logic or audit workflow changes noted.