{
  "schema_version": "1.0",
  "registry": {
    "id": "WHW-CORRECTION-HISTORY",
    "owner": "Wong Hong Wei",
    "last_reviewed": "2026-08-25",
    "scope": "Material factual, diagram and rule-documentation corrections with stable public records. Ordinary code fixes remain in the full changelog."
  },
  "entries": [
    {
      "id": "WHW-CORR-2026-07-30-001",
      "date": "2026-07-30",
      "kind": "diagram-correction",
      "summary": "Corrected the Snakes and Ladders guide board orientation so square 1 appears at the bottom-left as the guide states.",
      "impact": "Diagram only; no game-rule or saved-data change.",
      "status": "corrected",
      "affected_routes": [
        "/snakes-ladders-guide/"
      ],
      "changelog": "/changelog/#release-2026-07-30-3"
    },
    {
      "id": "WHW-CORR-2026-07-30-002",
      "date": "2026-07-30",
      "kind": "example-correction",
      "summary": "Corrected the capture in the chess guide's Fried Liver Attack line.",
      "impact": "Worked example only; no chess-engine or saved-data change.",
      "status": "corrected",
      "affected_routes": [
        "/chess-guide/"
      ],
      "changelog": "/changelog/#release-2026-07-30-3"
    },
    {
      "id": "WHW-CORR-2026-08-19-001",
      "date": "2026-08-19",
      "kind": "rules-clarification",
      "summary": "Separated this practice table's Little Three Dragons value from lower-valued published Singapore alternatives.",
      "impact": "Documentation clarification; the practice-table scoring implementation did not change in this entry.",
      "status": "clarified",
      "affected_routes": [
        "/singapore-mahjong-winning-hands/",
        "/singapore-mahjong-guide/"
      ],
      "changelog": "/changelog/#mahjong-guide-winning-combinations"
    },
    {
      "id": "WHW-CORR-2026-08-25-001",
      "date": "2026-08-25",
      "kind": "rules-provenance",
      "summary": "Published Ping Hu as a practice-table rule with sourced alternatives instead of implying one universal Singapore definition.",
      "impact": "Documentation and provenance change; five examples are checked against the existing scorer.",
      "status": "clarified-and-tested",
      "affected_routes": [
        "/singapore-mahjong-ping-hu/"
      ],
      "changelog": "/changelog/#executable-ping-hu"
    },
    {
      "id": "WHW-CORR-2026-08-25-002",
      "date": "2026-08-25",
      "kind": "educational-claim-correction",
      "summary": "Removed Primary Power Quest SG's unsupported claim that it was aligned with the Singapore MOE curriculum.",
      "impact": "Claim correction and public review-boundary change; no saved-data or question-bank migration.",
      "status": "corrected-and-recorded",
      "affected_routes": [
        "/primary-power-quest-sg/"
      ],
      "changelog": "/changelog/#family-product-safety-boundary"
    }
  ]
}