private static instance: Bootstrap | null = null;
private workerImplementation: WorkerAbstract<ChargingStationWorkerData> | null = null;
private readonly uiServer!: AbstractUIServer;
private static instance: Bootstrap | null = null;
private workerImplementation: WorkerAbstract<ChargingStationWorkerData> | null = null;
private readonly uiServer!: AbstractUIServer;