class ApplicationMailer < ActionMailer::Base default from: ENV.fetch('MAILER_SENDER_EMAIL', 'accounts@chatwoot.com') layout 'mailer' append_view_path Rails.root.join('app/views/mailers') # helpers helper :frontend_urls def smtp_config_set_or_development? ENV.fetch('SMTP_ADDRESS', nil).present? || Rails.env.development? end end