update to nuxt 4

app/components/Auth/OpenID.vue

@@ -0,0 +1,18 @@
+<template>
+  <div class="flex">
+    <a
+      :href="`/auth/oidc?redirect=${route.query.redirect ?? '/'}`"
+      class="transition rounded-md grow inline-flex items-center justify-center bg-white/10 px-3.5 py-2.5 text-sm font-semibold text-white shadow-xs hover:bg-white/20"
+    >
+      <i18n-t keypath="auth.signin.externalProvider" tag="span" scope="global">
+        <template #arrow>
+          <span aria-hidden="true">{{ $t("chars.arrow") }}</span>
+        </template>
+      </i18n-t>
+    </a>
+  </div>
+</template>
+
+<script setup lang="ts">
+const route = useRoute();
+</script>