mailer.php
static public function initTracking() {
		/** @var \Base $f3 */
		$f3 = \Base::instance();
		if (!$f3->exists('mailer.ping_route',$ping_route))
			$ping_route = '/mailer-ping/@hash.png';
		$f3->route('GET '.$ping_route,'\Mailer::ping');

		if (!$f3->exists('mailer.jump_route',$jump_route))
			$jump_route = '/mailer-jump';
		$f3->route('GET '.$jump_route,'\Mailer::jump');
	}
static public function initTracking() {
		/** @var \Base $f3 */
		$f3 = \Base::instance();
		if (!$f3->exists('mailer.ping_route',$ping_route))
			$ping_route = '/mailer-ping/@hash.png';
		$f3->route('GET '.$ping_route,'\Mailer::ping');

		if (!$f3->exists('mailer.jump_route',$jump_route))
			$jump_route = '/mailer-jump';
		$f3->route('GET '.$jump_route,'\Mailer::jump');
	}
init routing