docs: fix vue example

examples/nuxt-example/components/ui/textarea/Textarea.vue

@@ -0,0 +1,24 @@
+<script setup lang="ts">
+import type { HTMLAttributes } from 'vue'
+import { useVModel } from '@vueuse/core'
+import { cn } from '@/lib/utils'
+
+const props = defineProps<{
+  class?: HTMLAttributes['class']
+  defaultValue?: string | number
+  modelValue?: string | number
+}>()
+
+const emits = defineEmits<{
+  (e: 'update:modelValue', payload: string | number): void
+}>()
+
+const modelValue = useVModel(props, 'modelValue', emits, {
+  passive: true,
+  defaultValue: props.defaultValue,
+})
+</script>
+
+<template>
+  <textarea v-model="modelValue" :class="cn('flex min-h-[60px] w-full rounded-md border border-input bg-transparent px-3 py-2 text-sm shadow-sm placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:cursor-not-allowed disabled:opacity-50', props.class)" />
+</template>