docs: fix vue example

examples/nuxt-example/components/ui/command/CommandItem.vue

@@ -0,0 +1,26 @@
+<script setup lang="ts">
+import { type HTMLAttributes, computed } from 'vue'
+import type { ComboboxItemEmits, ComboboxItemProps } from 'radix-vue'
+import { ComboboxItem, useForwardPropsEmits } from 'radix-vue'
+import { cn } from '@/lib/utils'
+
+const props = defineProps<ComboboxItemProps & { class?: HTMLAttributes['class'] }>()
+const emits = defineEmits<ComboboxItemEmits>()
+
+const delegatedProps = computed(() => {
+  const { class: _, ...delegated } = props
+
+  return delegated
+})
+
+const forwarded = useForwardPropsEmits(delegatedProps, emits)
+</script>
+
+<template>
+  <ComboboxItem
+    v-bind="forwarded"
+    :class="cn('relative flex cursor-default select-none items-center rounded-sm px-2 py-1.5 text-sm outline-none data-[highlighted]:bg-accent data-[highlighted]:text-accent-foreground data-[disabled]:pointer-events-none data-[disabled]:opacity-50', props.class)"
+  >
+    <slot />
+  </ComboboxItem>
+</template>