message: Fixed history seize calculation.
diff: @@ -39,7 +39,9 @@ export class HistoryManagerImpl implements HistoryManager {
  const nowImmutable: DeploymentHistory = sortFromOldestToNewest(this.tempHistory.splice(index, this.tempHistory.length - index))
  await this.storage.setTempHistory(this.tempHistory)
  await this.storage.appendToImmutableHistory(nowImmutable)
  - this.immutableHistorySize = (await this.getImmutableHistorySize()) + nowImmutable.length
  + if (this.immutableHistorySize) {
  + this.immutableHistorySize = this.immutableHistorySize + nowImmutable.length
  + }
  }
  }
  