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-rw-r--r--app/mailers/previews/repository_check_mailer_preview.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/app/mailers/previews/repository_check_mailer_preview.rb b/app/mailers/previews/repository_check_mailer_preview.rb
index 19d4eab1805..834d7594719 100644
--- a/app/mailers/previews/repository_check_mailer_preview.rb
+++ b/app/mailers/previews/repository_check_mailer_preview.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
class RepositoryCheckMailerPreview < ActionMailer::Preview
def notify
RepositoryCheckMailer.notify(3).message