Merge pull request #1 from dylanmichaelryan/fix-github-signin

Fix GitHub sign-in issue with null $lastName

Author: dylanmichaelryan

src/User.php

@@ -6,8 +6,8 @@ class User
 {
     public function __construct(
         public string $id,
-        public string $firstName,
-        public string $lastName,
+        public ?string $firstName,
+        public ?string $lastName,
         public string $email,
         public ?string $avatar = null,
     ) {}