Specifiying the worker job

workerJob.kt

class BackupWorker(
    context: Context,
    workerParams: WorkerParameters
) : CoroutineWorker(context, workerParams) {

    private val backup: BackupUserData = BackupUserData(applicationContext)

    override suspend fun doWork(): Result {
        return if (backup.doBackup()) Result.success()
        else Result.failure()
    }
}