Drush generate field and Compound field

Drush generate field

$ drush generate field

See https://www.drupal.org/project/ideas/issues/607396#comment-13260425

Compound field

• https://2017.badcamp.net/sites/default/files/2017-10/CustomCompoundFields_0.pdf
• https://github.com/cweagans/complex_field
• Killer feature: Fieldable Fields in core
• Build compound fields with drush generate field
• https://theaccidentalcoder.com/content/8-compound-bundled-fields-your-new-best-friend