fix(module): retain props reactivity through useUI (#745)

Co-authored-by: Benjamin Canac <canacb1@gmail.com>

src/runtime/components/navigation/Tabs.vue

@@ -49,7 +49,7 @@
 </template>
 
 <script lang="ts">
-import { ref, watch, onMounted, defineComponent } from 'vue'
+import { toRef, ref, watch, onMounted, defineComponent } from 'vue'
 import type { PropType } from 'vue'
 import { TabGroup as HTabGroup, TabList as HTabList, Tab as HTab, TabPanels as HTabPanels, TabPanel as HTabPanel } from '@headlessui/vue'
 import { useResizeObserver } from '@vueuse/core'
@@ -89,6 +89,10 @@ export default defineComponent({
       type: Array as PropType<TabItem[]>,
       default: () => []
     },
+    class: {
+      type: [String, Object, Array] as PropType<any>,
+      default: undefined
+    },
     ui: {
       type: Object as PropType<Partial<typeof config & { strategy?: Strategy }>>,
       default: undefined
@@ -96,7 +100,7 @@ export default defineComponent({
   },
   emits: ['update:modelValue', 'change'],
   setup (props, { emit }) {
-    const { ui, attrs } = useUI('tabs', props.ui, config, { mergeWrapper: true })
+    const { ui, attrs } = useUI('tabs', toRef(props, 'ui'), config, toRef(props, 'class'))
 
     const listRef = ref<HTMLElement>()
     const itemRefs = ref<HTMLElement[]>([])