Merge pull request #66 from bluestormdesign/laravel-11-fix

Fixed connection issues for Laravel 11

src/Models/XeroToken.php

@@ -28,7 +28,7 @@ class XeroToken extends Model
     protected function expires(): Attribute
     {
         return Attribute::get(
-            fn(): DateTimeInterface => $this->updated_at->addSeconds($this->expires_in)
+            fn(): DateTimeInterface => $this->updated_at->addSeconds((int)$this->expires_in)
         );
     }