{
  "schema_version": 1,
  "verdict": "GO",
  "summary": "GO for this simulated scenario",
  "migration": "migrations/candidate.sql",
  "migration_sha256": "dad33ddc613b7f8f99150e547a44f130aea02c07f24526ea6b149f1e66f09448",
  "seed_count": 5,
  "gates": [
    {
      "id": "migration",
      "result": "PASS",
      "evidence": {
        "statements_in_script": 1
      },
      "elapsed_seconds": 0.004340599989518523
    },
    {
      "id": "preservation",
      "result": "PASS",
      "evidence": {
        "count_before": 5,
        "count_after": 5,
        "preserved_orders": [
          {
            "id": 1,
            "customer_label": "Demo Cedar",
            "address": "1 Imaginary Lane",
            "status": "pending"
          },
          {
            "id": 2,
            "customer_label": "Demo Orbit",
            "address": null,
            "status": "pending"
          },
          {
            "id": 3,
            "customer_label": "Demo O'Clock",
            "address": "",
            "status": "shipped"
          },
          {
            "id": 4,
            "customer_label": "Demo Café",
            "address": "Unit Ω, Fictional Station",
            "status": "delivered"
          },
          {
            "id": 5,
            "customer_label": "Demo Parcel",
            "address": "Line one\nLine two — invented",
            "status": "pending"
          }
        ]
      },
      "elapsed_seconds": 0.0012477999553084373
    },
    {
      "id": "old-version",
      "result": "PASS",
      "evidence": {
        "read_seed_id": 1,
        "created_order": {
          "id": 6,
          "customer_label": "Demo Rollout",
          "address": null,
          "status": "pending"
        }
      },
      "elapsed_seconds": 0.005980500020086765
    },
    {
      "id": "new-version",
      "result": "PASS",
      "evidence": {
        "legacy_order": {
          "id": 1,
          "customer_label": "Demo Cedar",
          "address": "1 Imaginary Lane",
          "status": "pending",
          "delivery_window": null
        },
        "created_order": {
          "id": 7,
          "customer_label": "Demo New App",
          "address": "Imaginary depot",
          "status": "pending",
          "delivery_window": "9–12"
        },
        "optional_order_id": 8
      },
      "elapsed_seconds": 0.011929899919778109
    },
    {
      "id": "rollback",
      "result": "PASS",
      "evidence": {
        "v2_order_read_by_v1": {
          "id": 7,
          "customer_label": "Demo New App",
          "address": "Imaginary depot",
          "status": "pending"
        },
        "created_order": {
          "id": 9,
          "customer_label": "Demo Rollback",
          "address": "Fictional locker",
          "status": "pending"
        },
        "orders_columns": [
          "id",
          "customer_label",
          "address",
          "status",
          "delivery_window"
        ]
      },
      "elapsed_seconds": 0.006918600061908364
    }
  ],
  "elapsed_seconds": 0.045635599992237985,
  "scope": "Local synthetic SQLite simulation; not a production safety guarantee."
}