UI: show banner when batch token expired (#26396) (#26433)

* allow token expiry for batch token

* add changelog

Author: hashishaw

changelog/26396.txt

@@ -0,0 +1,3 @@
+```release-note:improvement
+ui: show banner instead of permission denied error when batch token is expired
+```

ui/app/services/auth.js

@@ -285,6 +285,11 @@ export default Service.extend({
 
     if (resp.renewable) {
       assign(data, this.calculateExpiration(resp));
+    } else if (resp.type === 'batch') {
+      // if it's a batch token, it's not renewable but has an expire time
+      // so manually set tokenExpirationEpoch and allow expiration
+      data.tokenExpirationEpoch = new Date(resp.expire_time).getTime();
+      this.set('allowExpiration', true);
     }
 
     if (!data.displayName) {