Blog SEO Check -- Post-Writing Validation

Runs a comprehensive on-page SEO validation against a completed blog post and generates a pass/fail checklist with specific fixes for each failure. Designed to run after writing — catches issues before publishing.

Workflow

Step 1: Read Content

Read the target file and extract:

• Frontmatter — title, description, date, lastUpdated, author, tags, canonical, og:image, slug/URL
• Heading structure — H1, H2, H3 hierarchy with full text
• Links — All internal and external links with anchor text
• Meta tags — OG tags, Twitter Card tags, canonical URL
• Body content — Full text for keyword and structural analysis