Inventory_Presser_REST::response()

	public function response() {
		$public_keys = array(
			'use_carfax',
		);

		return array_filter(
			INVP::settings(), function ( $k ) use ( $public_keys ) {
				return in_array( $k, $public_keys );
			}, ARRAY_FILTER_USE_KEY
		);
	}