message: Use nullptr instead of 0 for a void* param.
  GPC: nullptr
diff: @@ -176,7 +176,7 @@ static void background_loop() {
  // After all initialization is done, ask the HAL
  // to start our high priority thread.
  - Hal.startLoopTimer(controller.GetLoopPeriod(), high_priority_task, 0);
  + Hal.startLoopTimer(controller.GetLoopPeriod(), high_priority_task, nullptr);
  while (true) {
  controller_status.uptime_ms = Hal.now().microsSinceStartup() / 1000;
  