{
  "planPath": "docs/plans/2026-06-26-otopcua-historian-gateway-integration.md",
  "tasks": [
    {
      "id": 0,
      "subject": "Task 1: Consume gateway packages + scaffold Gateway driver project",
      "status": "completed",
      "blockedBy": []
    },
    {
      "id": 1,
      "subject": "Task 2: HistoryAggregateType->RetrievalMode mapper (matrix-guarded)",
      "status": "completed",
      "blockedBy": [
        0
      ]
    },
    {
      "id": 2,
      "subject": "Task 3: DriverDataType->HistorianDataType mapper + write-gap fallbacks (matrix-guarded)",
      "status": "completed",
      "blockedBy": [
        0
      ]
    },
    {
      "id": 3,
      "subject": "Task 4: HistorianSample/Aggregate->DataValueSnapshot + quality mapper",
      "status": "completed",
      "blockedBy": [
        0
      ]
    },
    {
      "id": 4,
      "subject": "Task 5: HistorianEvent->HistoricalEvent mapper (+ severity)",
      "status": "completed",
      "blockedBy": [
        0
      ]
    },
    {
      "id": 5,
      "subject": "Task 6: AlarmHistorianEvent->HistorianEvent mapper (SendEvent)",
      "status": "completed",
      "blockedBy": [
        0
      ]
    },
    {
      "id": 6,
      "subject": "Task 7: GatewayHistorianDataSource read paths (raw/processed/at-time)",
      "status": "completed",
      "blockedBy": [
        1,
        3
      ]
    },
    {
      "id": 7,
      "subject": "Task 8: GetHealthSnapshot via Probe/GetConnectionStatus",
      "status": "completed",
      "blockedBy": [
        6
      ]
    },
    {
      "id": 8,
      "subject": "Task 9: Reshape ServerHistorianOptions to gateway form",
      "status": "completed",
      "blockedBy": [
        0
      ]
    },
    {
      "id": 9,
      "subject": "Task 10: Swap AddServerHistorian factory in Program.cs (READ CUTOVER)",
      "status": "completed",
      "blockedBy": [
        6,
        8
      ]
    },
    {
      "id": 10,
      "subject": "Task 11: ReadEventsAsync alarm-history on the data source",
      "status": "completed",
      "blockedBy": [
        6,
        4
      ]
    },
    {
      "id": 11,
      "subject": "Task 12: GatewayAlarmHistorianWriter (SendEvent + outcome mapping)",
      "status": "completed",
      "blockedBy": [
        9,
        5
      ]
    },
    {
      "id": 12,
      "subject": "Task 13: Swap AddAlarmHistorian factory in Program.cs",
      "status": "completed",
      "blockedBy": [
        11
      ]
    },
    {
      "id": 13,
      "subject": "Task 14: IHistorianProvisioning + GatewayTagProvisioner (EnsureTags)",
      "status": "completed",
      "blockedBy": [
        9,
        2
      ]
    },
    {
      "id": 14,
      "subject": "Task 15: Hook provisioning into AddressSpaceApplier.Apply()",
      "status": "completed",
      "blockedBy": [
        13
      ]
    },
    {
      "id": 15,
      "subject": "Task 16: FasterLog historization outbox store",
      "status": "completed",
      "blockedBy": [
        9
      ]
    },
    {
      "id": 16,
      "subject": "Task 17: ContinuousHistorizationRecorder actor",
      "status": "completed",
      "blockedBy": [
        15,
        9
      ]
    },
    {
      "id": 17,
      "subject": "Task 18: Wire recorder into DI + hosted lifecycle",
      "status": "completed",
      "blockedBy": [
        16
      ]
    },
    {
      "id": 18,
      "subject": "Task 19: Retire Wonderware historian projects",
      "status": "completed",
      "blockedBy": [
        9,
        12,
        17,
        19
      ]
    },
    {
      "id": 19,
      "subject": "Task 20: Env-gated live validation vs wonder-sql-vd03",
      "status": "completed",
      "blockedBy": [
        9,
        10,
        12,
        17
      ]
    },
    {
      "id": 20,
      "subject": "Task 21: Documentation (CLAUDE.md, appsettings, README)",
      "status": "completed",
      "blockedBy": [
        18
      ]
    }
  ],
  "lastUpdated": "2026-07-27",
  "closureNote": "Shipped as PR #423 and live-validated against the gateway on wonder-sql-vd03. Marked complete 2026-07-27 (deferment.md \u00a78.5)."
}