chore: migrate to composition API and auth0-spa

plugins/i18n.js

@@ -0,0 +1,14 @@
+let i18n = null
+let localePath = null
+
+export const useTranslation = () => {
+  return {
+    t: i18n.t.bind(i18n),
+    localePath
+  }
+}
+
+export default ({app}) => {
+  i18n = app.i18n
+  localePath = app.localePath
+}