[PLUGIN][ActivityPub] Improve flexibility of Type layer, accomodate more elaborate understanding of Group Announces after FEP-2100 development

plugins/ActivityPub/Util/Model/Note.php

@@ -166,6 +166,7 @@ class Note extends Model
             'reply_to'    => $reply_to = $handleInReplyTo($type_note),
             'modified'    => new DateTime(),
             'type'        => match ($type_note->get('type')) {
+                'Article' => 'article',
                 'Page'    => 'page',
                 default   => 'note'
             },
@@ -361,7 +362,7 @@ class Note extends Model
      * @throws InvalidArgumentException
      * @throws ServerException
      */
-    public static function toJson(mixed $object, int $options = \JSON_UNESCAPED_SLASHES): string
+    public static function toType(mixed $object): AbstractObject
     {
         if ($object::class !== GSNote::class) {
             throw new InvalidArgumentException('First argument type must be a Note.');
@@ -469,6 +470,6 @@ class Note extends Model
 
         $type = self::jsonToType($attr);
         Event::handle('ActivityPubAddActivityStreamsTwoData', [$type->get('type'), &$type]);
-        return $type->toJson($options);
+        return $type;
     }
 }