docs: fix vue example

examples/nuxt-example/components/ui/checkbox/Checkbox.vue

@@ -0,0 +1,33 @@
+<script setup lang="ts">
+import { type HTMLAttributes, computed } from 'vue'
+import type { CheckboxRootEmits, CheckboxRootProps } from 'radix-vue'
+import { CheckboxIndicator, CheckboxRoot, useForwardPropsEmits } from 'radix-vue'
+import { CheckIcon } from '@radix-icons/vue'
+import { cn } from '@/lib/utils'
+
+const props = defineProps<CheckboxRootProps & { class?: HTMLAttributes['class'] }>()
+const emits = defineEmits<CheckboxRootEmits>()
+
+const delegatedProps = computed(() => {
+  const { class: _, ...delegated } = props
+
+  return delegated
+})
+
+const forwarded = useForwardPropsEmits(delegatedProps, emits)
+</script>
+
+<template>
+  <CheckboxRoot
+    v-bind="forwarded"
+    :class="
+      cn('peer h-4 w-4 shrink-0 rounded-sm border border-primary shadow focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:cursor-not-allowed disabled:opacity-50 data-[state=checked]:bg-primary data-[state=checked]:text-primary-foreground',
+         props.class)"
+  >
+    <CheckboxIndicator class="flex h-full w-full items-center justify-center text-current">
+      <slot>
+        <CheckIcon class="h-4 w-4" />
+      </slot>
+    </CheckboxIndicator>
+  </CheckboxRoot>
+</template>

examples/nuxt-example/components/ui/checkbox/index.ts

@@ -0,0 +1 @@
+export { default as Checkbox } from './Checkbox.vue'