{
  "runtime": {
    "node": "24.20.0",
    "acorn": "8.18.0",
    "ada": "4.0.0",
    "amaro": "1.1.11",
    "ares": "1.34.8",
    "brotli": "1.2.0",
    "cldr": "48.0",
    "icu": "78.3",
    "llhttp": "9.4.3",
    "merve": "1.2.2",
    "modules": "137",
    "napi": "10",
    "nbytes": "0.1.4",
    "ncrypto": "0.0.1",
    "nghttp2": "1.70.0",
    "nghttp3": "",
    "ngtcp2": "",
    "openssl": "3.5.7",
    "simdjson": "4.6.6",
    "simdutf": "6.4.0",
    "sqlite": "3.53.4",
    "tz": "2026c",
    "undici": "7.29.0",
    "unicode": "17.0",
    "uv": "1.52.1",
    "uvwasi": "0.0.23",
    "v8": "13.6.233.17-node.53",
    "zlib": "1.3.2.1-motley-42c2f19",
    "zstd": "1.5.7"
  },
  "variant": "before",
  "graph": "worktree",
  "sourceFence": {
    "sources": 1019,
    "graphSha256": "135b131bc7a3023e0e88c572802c4b837eb968af74e49a71ea93a97ba3454bd9",
    "manifestSha256": "c3f9b3b2e3c669a5565df1c73adb4a0b6468835f7ef5674e822032d08bf6459b",
    "scenarioSha256": "afc0b7e45e056d1f730ac58f266094471b58187646c91b4436b909544a3a4e29",
    "loaderSha256": "d5914770eb9db3c75b153b55d7f2f94415d3ab1850bc5b021be1165d104828be"
  },
  "observations": [
    {
      "control": "eight-last-file-closes",
      "openFiles": 0,
      "retainedModels": 8,
      "logicalCharacters": 2097208
    },
    {
      "control": "panel-stays-mounted",
      "closedDisposed": true,
      "liveDisposed": false
    },
    {
      "control": "hidden-close-and-remount",
      "retainedClosedModel": true,
      "openFiles": 1,
      "models": 2
    },
    {
      "control": "normal-switch",
      "originalModelPreserved": true
    }
  ],
  "scope": "Actual legacy surface, cleanup hook, disposal, Store close action and installed Monaco models. Shell/Panel bodies are controlled ports; files/models are seeded. Eight distinct fixture paths, 256 KiB characters each. No native editor widget, app window, field file sizes, heap bytes or incident allocation rate."
}