Add rel="tag" to the HTML Purifier allow list in BBCode::convert

- This enables Mastodon to recognize hashtag links and prevent unwarranted link previews

diff --git a/src/Content/Text/HTML.php b/src/Content/Text/HTML.php
index 4eed07718d861d89f8de1807055ab2dd58d01e69..ae9452abb0fd7d273be064048efb87346ad726dd 100644 (file)
--- a/src/Content/Text/HTML.php
+++ b/src/Content/Text/HTML.php
@@ -984,6 +984,7 @@ class HTML
                $config->set('Attr.AllowedRel', [
                        'noreferrer' => true,
                        'noopener' => true,
+                       'tag' => true,
                ]);
                $config->set('Attr.AllowedFrameTargets', [
                        '_blank' => true,