The completed CMS tutorial application created during https://book.cakephp.org/3.0/en/tutorials-and-examples/cms/installation.html

1. Download Composer or update composer self-update.
2. Download this source code.
3. Install dependencies with composer

composer install

Copy config/app.default.php to config/app.php and setup the 'Datasources' configuration. You'll also need to create a database and run the SQL located in the tutorial.