seolisted

# SEO Audit You know the Next.js Metadata API and schema.org. This skill is the checklist and the verification step — the part that is easy to skip and the reason SEO work silently fails. ## 1. Inspect what actually renders Metadata that exists in source but not in the served HTML is worth nothing. Check the rendered output, not the component: ```bash curl -s http://localhost:3000 | grep -iE '<title>|og:|twitter:|canonical|application/ld\+json' curl -s http://localhost:3000/sitemap.xml | head -20 curl -s http://localhost:3000/robots.txt ``` For client-rendered routes, use the `browser` skill and read the DOM after hydration — `curl` will not see it, and neither will some crawlers, which is itself the finding. ## 2. Pre-launch checklist - [ ] Unique `<title>` per page, 50–60 chars - [ ] Meta description per page, 150–160 chars - [ ] Exactly one `<h1>` per page - [ ] Open Graph + Twitter tags on every shareable page, with an image that resolves - [ ] JSON-LD on key pages (Organization, Product, Article) — and it **parses** - [ ] `sitemap.xml` generated, current, and submitted - [ ] `robots.txt` does not block anything important - [ ] Canonical tag on every page, absolute URL - [ ] Alt text on all images - [ ] Internal links between related pages - [ ] Core Web Vitals inside budget (see the `perf` skill) - [ ] HTTPS everywhere, mobile-responsive **E-commerce, if applicable:** Product schema on product pages, BreadcrumbList for navigation, unique copy on category pages, o