Once your waypoint updater is publishing /final_waypoints, the waypoint_follower node will start publishing messages to the/twist_cmd topic. At this point, you have everything needed to build the dbw_node. After completing this step, the car should drive in the simulator, ignoring the traffic lights.
Once your waypoint updater is publishing /final_waypoints, the waypoint_follower node will start publishing messages to the/twist_cmd topic. At this point, you have everything needed to build the dbw_node. After completing this step, the car should drive in the simulator, ignoring the traffic lights.