Merge commit '121443c0fca383268b8022c048dd137994785aff' into glitch-soc/main

Conflicts:
- `.rubocop_todo.yml`:
  Upstream regenerated this file, glitch-soc had a specific ignore.

app/lib/link_details_extractor.rb

@@ -113,6 +113,7 @@ class LinkDetailsExtractor
       title: title || '',
       description: description || '',
       image_remote_url: image,
+      image_description: image_alt || '',
       type: type,
       link_type: link_type,
       width: width || 0,
@@ -168,6 +169,10 @@ class LinkDetailsExtractor
     valid_url_or_nil(opengraph_tag('og:image'))
   end
 
+  def image_alt
+    opengraph_tag('og:image:alt')
+  end
+
   def canonical_url
     valid_url_or_nil(link_tag('canonical') || opengraph_tag('og:url'), same_origin_only: true) || @original_url.to_s
   end