message: fix: use-rect add nextTick
diff: -import { Ref, ref, onMounted } from 'vue';
  +import { Ref, ref, onMounted, nextTick } from 'vue';
  export const useRect = (el: Ref<Element>) => el.value.getBoundingClientRect();
  @@ -6,8 +6,10 @@ export const useHeight = (el: Ref<Element>) => {
  const height = ref();
  onMounted(() => {
  + nextTick(() => {
  height.value = useRect(el).height;
  });
  + });
  return height;
  };
  