Single-Page SEO Analysis

Workflow

1. Fetch page (URL via WebFetch, or read local file)
2. Run scripts/parse-meta.ts <input> → extract title, description, OG, Twitter, canonical
3. Run scripts/validate-schema.ts <input> → JSON-LD validation
4. Analyze H1-H6 hierarchy
5. Run scripts/geo-score.ts <input> → LLM-readiness score
6. Output structured report

Checks

Element	Rule
<title>	50-60 chars, primary keyword, brand
<meta description>	120-155 chars, hook + benefit + CTA
<h1>	Exactly one, contains primary keyword
<h2>-<h6>	Hierarchical, no skip
Canonical	Self-referencing or pointing to authoritative URL
Open Graph	og:title, og:description, og:image (1200x630), og:url
Twitter Cards	summary_large_image with og:image
Schema	At least one JSON-LD block, validates against schema.org
Images	All have alt, lazy-loaded, WebP/AVIF

References

• skills/seo/02-onpage-seo/ (meta-tags, open-graph, twitter-cards, headers, alt-text)
• skills/seo/09-checklists/pre-publication.md