AMP support is integrated via official AMP for WordPress plugin (built by Automattic), available for free download in the wordpress.org repository. You can also install it directly from the WP admin ▸ Plugins ▸ Add new. After installing the plugin you can find the AMP specific options in Customizing ▸ AMP ▸ Design.
Boombox theme allows you to create posts with different layouts. For that purpose you’ll need to use Boombox Post Advanced Fields metabox, which can be find in edit mode of each post. Go to Dashboard ▸ Posts ▸ Edit post and under the content section you will find Boombox Post Advanced Fields block which has the following […]