Merge branch 'chore/enable-action-mailer-delivery-errors-in-development' into 'master'

chore: enable logging of mail delivery errors in development

See merge request gitlab-org/gitlab!18021

config/environments/development.rb

@@ -11,9 +11,6 @@ Rails.application.configure do
   config.consider_all_requests_local       = true
   config.action_controller.perform_caching = false
 
-  # Don't care if the mailer can't send
-  config.action_mailer.raise_delivery_errors = false
-
   # Print deprecation notices to the Rails logger
   config.active_support.deprecation = :log
 
@@ -38,6 +35,8 @@ Rails.application.configure do
   config.action_mailer.default_url_options = { host: 'localhost', port: 3000 }
   # Open sent mails in browser
   config.action_mailer.delivery_method = :letter_opener_web
+  # Log mail delivery errors
+  config.action_mailer.raise_delivery_errors = true
   # Don't make a mess when bootstrapping a development environment
   config.action_mailer.perform_deliveries = (ENV['BOOTSTRAP'] != '1')
   config.action_mailer.preview_path = 'app/mailers/previews'