Nuxtjs Guideline: SEO — Include OpenGraph tags. Description: Add OG tags for social sharing. Do: ogTitle ogDescription ogImage. Don't: Missing social preview. Good Example: useSeoMeta({ ogImage: '/og.png', twitterCard: 'summary_large_image' }). Bad Example: No OG configuration. Severity: Medium. Docs: https://nuxt.com/docs/api/composables/use-seo-meta.