refactor: migrate to nuxt compatibilityVersion: 4 (#3298)

app/pages/[...permalink].vue

@@ -0,0 +1,25 @@
+<script setup lang="ts">
+import { hasProtocol, parseURL } from 'ufo'
+
+definePageMeta({
+  middleware: async (to) => {
+    const permalink = Array.isArray(to.params.permalink)
+      ? to.params.permalink.join('/')
+      : to.params.permalink
+
+    if (hasProtocol(permalink)) {
+      const { host, pathname } = parseURL(permalink)
+
+      if (host)
+        return `/${host}${pathname}`
+    }
+
+    // We've reached a page that doesn't exist
+    return false
+  },
+})
+</script>
+
+<template>
+  <div />
+</template>