on-site-seo

Use this skill when implementing on-page SEO fixes in code - meta tags, title tags, heading structure, internal linking, image optimization, semantic HTML, Open Graph and Twitter card tags, and framework-specific SEO patterns. Covers Next.js Metadata API and generateMetadata, Nuxt useSeoMeta, Astro SEO patterns, and Remix meta function. Triggers on any hands-on code task to improve a page's on-site SEO signals.