Merge branch 'sh-fix-release-markdown' into 'master'

Fix Markdown attachments in Releases not rendering with full URL

See merge request gitlab-org/gitlab!50146

app/views/notify/new_release_email.html.haml

@@ -15,4 +15,4 @@
 
   %p
     %h4= _("Release notes:")
-    = markdown_field(@release, :description)
+    = markdown(@release.description, pipeline: :email, author: @release.author)

changelogs/unreleased/sh-fix-release-markdown.yml

+---
+title: Fix Markdown attachments in Releases not rendering with full URL
+merge_request: 50146
+author:
+type: fixed

spec/mailers/emails/releases_spec.rb

@@ -49,5 +49,14 @@ RSpec.describe Emails::Releases do
       is_expected.to have_body_text('Release notes:')
       is_expected.to have_body_text(release.description)
     end
+
+    context 'release notes with attachment' do
+      let(:upload_path) { '/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg' }
+      let(:release) { create(:release, project: project, description: "Attachment: [Test file](#{upload_path})") }
+
+      it 'renders absolute links' do
+        is_expected.to have_body_text(%Q(<a href="#{project.web_url}#{upload_path}" data-link="true" class="gfm">Test file</a>))
+      end
+    end
   end
 end