In Bash, environment variable is always a string. Because of the way …

…this constant is checked in WP ( defined('DISABLE_WP_CRON') && DISABLE_WP_CRON ), DISABLE_WP_CRON=false would resolve to true.

config/application.php

@@ -63,7 +63,7 @@
  * Custom Settings
  */
 define('AUTOMATIC_UPDATER_DISABLED', true);
-define('DISABLE_WP_CRON', getenv('DISABLE_WP_CRON') ?: false);
+define('DISABLE_WP_CRON', getenv('DISABLE_WP_CRON') == 'true');
 define('DISALLOW_FILE_EDIT', true);
 
 /**