Nuxt Ui Guideline: AI/Chat — Use UChatMessages for chat UI. Description: Designed for Vercel AI SDK integration. Do: UChatMessages with messages array. Don't: Custom chat message list. Good Example: <UChatMessages :messages="messages"/>. Bad Example: <div v-for="msg in messages">. Severity: Medium. Docs: https://ui.nuxt.com/docs/components/chat-messages.