src/admin/class-papi-admin-meta-handler.php
protected function setup_actions() {
		add_action( '_wp_put_post_revision', [$this, 'save_revision'] );
		add_action( 'save_post', [$this, 'save_meta_boxes'], 1, 2 );
		add_action( 'created_term', [$this, 'save_meta_boxes'], 1 );
		add_action( 'edit_term', [$this, 'save_meta_boxes'], 1 );
		add_action( 'wp_restore_post_revision', [$this, 'restore_post_revision'], 10, 2 );
	}
protected function setup_actions() {
		add_action( '_wp_put_post_revision', [$this, 'save_revision'] );
		add_action( 'save_post', [$this, 'save_meta_boxes'], 1, 2 );
		add_action( 'created_term', [$this, 'save_meta_boxes'], 1 );
		add_action( 'edit_term', [$this, 'save_meta_boxes'], 1 );
		add_action( 'wp_restore_post_revision', [$this, 'restore_post_revision'], 10, 2 );
	}
Setup actions.