The default theme for the root site on Pressbooks installations.

• PHP >= 5.6
• WordPress >= 4.8.0
• Pressbooks >= 4.0.0

Download the latest release and unzip the contents to WP_CONTENT_DIR . '/themes/pressbooks-publisher/'.

From within your WordPress or Bedrock root directory, run:

composer require pressbooks/pressbooks-publisher

Install the GitHub Updater plugin.

Then, from the GitHub Updater interface, navigate to the "Install Theme" tab. Enter https://github.com/pressbooks/pressbooks-publisher as the Theme URI, then click "Install Theme". Tagged updates to this theme will then be available as normal WordPress updates.