Merge branch '478-cmb-move-adding-removing-rider-to-and-from-cache' into '472-cmb-release'

Fix error in goOnline. #478

See merge request jankstudio/resq!556

src/Service/RiderAPIHandler/CMBRiderAPIHandler.php

@@ -320,6 +320,7 @@ class CMBRiderAPIHandler implements RiderAPIHandlerInterface
 
         // cache rider location (default to hub)
         // TODO: figure out longitude / latitude default
+        $rider_id = $rider->getID();
         $this->rcache->addActiveRider($rider_id, 0, 0);
 
         // send mqtt event to put rider on map