Nuxtjs Guideline: DataFetching — Handle loading and error states. Description: Always handle pending and error states. Do: Check status pending error refs. Don't: Ignoring loading states. Good Example: <div v-if="status === 'pending'">Loading...</div>. Bad Example: No loading indicator. Severity: High. Docs: https://nuxt.com/docs/getting-started/data-fetching.