Implement Arrayable interface on Record and RecordCollection

src/Data/Record.php

···
  * Generic wrapper for AT Protocol records.
  *
  * @template T
+ * @implements Arrayable<string, mixed>
  */
-class Record
+class Record implements Arrayable
 {
     /**
      * @param  T  $value

src/Data/RecordCollection.php

···
 
 namespace SocialDept\AtpClient\Data;
 
+use Illuminate\Contracts\Support\Arrayable;
+
 /**
  * Collection wrapper for paginated AT Protocol records.
  *
  * @template T
+ * @implements Arrayable<string, mixed>
  */
-class RecordCollection
+class RecordCollection implements Arrayable
 {
     /**
      * @param  array<Record<T>>  $records