feat: use nuxt 4 structure

app/components/PageView.vue

@@ -0,0 +1,13 @@
+<script setup lang="ts">
+const { data } = await useFetch('/api/pageview')
+
+const time = useTimeAgo(() => data.value?.startAt || 0)
+</script>
+
+<template>
+  <div text-gray:80>
+    <span text-gray font-500>{{ data?.pageview }}</span>
+    page views since
+    <span text-gray>{{ time }}</span>
+  </div>
+</template>