mailer-patterns

You can generate Action Mailer classes for email notifications by running a Rails generator command like `rails generate mailer Comment mentioned`. This creates minimal mailer classes with plain-text templates and inline CSS for transactional emails.

To reduce email fatigue, you can bundle Rails email notifications into digest emails using notification patterns. This approach groups multiple alerts, such as comment mentions, into a single email rather than sending individual messages for each event.

Asynchronous email delivery with Action Mailer and Solid Queue uses the `deliver_later` method to process emails in the background. This prevents email processing from blocking the main application thread and improves response times.

Yes, configuring Solid Queue for background email delivery requires Ruby 3.3+ and Rails 8.0+. These versions provide the necessary framework support for Solid Queue integration with Action Mailer's asynchronous delivery methods.

The best way to create text and HTML email templates in a Rails application is by generating `.text.erb` and `.html.erb` files within the mailer views directory. This Skill provides templates to quickly scaffold these files for Action Mailer classes.

Plain-text Action Mailer classes with inline CSS are used for transactional emails to ensure maximum compatibility across email clients. This minimal approach focuses on core content delivery without relying on complex external stylesheets.