add accordion components

src/components/ui/accordion/AccordionItem.vue

@@ -0,0 +1,24 @@
+<script setup lang="ts">
+import { cn } from '@/lib/utils'
+import { AccordionItem, type AccordionItemProps, useForwardProps } from 'radix-vue'
+import { computed, type HTMLAttributes } from 'vue'
+
+const props = defineProps<AccordionItemProps & { class?: HTMLAttributes['class'] }>()
+
+const delegatedProps = computed(() => {
+  const { class: _, ...delegated } = props
+
+  return delegated
+})
+
+const forwardedProps = useForwardProps(delegatedProps)
+</script>
+
+<template>
+  <AccordionItem
+    v-bind="forwardedProps"
+    :class="cn('border-b', props.class)"
+  >
+    <slot />
+  </AccordionItem>
+</template>