wp-admin/includes/class-wp-site-health.php:3343Creates a weekly cron event, if one does not already exist.
public function maybe_create_scheduled_event() { if ( ! wp_next_scheduled( 'wp_site_health_scheduled_check' ) && ! wp_installing() ) { wp_schedule_event( time() + DAY_IN_SECONDS, 'weekly', 'wp_site_health_scheduled_check' ); } }Introduced in 5.4.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/class-wp-site-health.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.