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        ],
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    ],
    "scope": "Diagnostic capture, not acceptance. WebKit baseline, first loadeddata drawing without seek, one/two animation-frame waits, two-frame post-seek wait and warm forward/back seek. Native currentTime setter instrumentation includes every actual seek. Chromium/Firefox current-code controls retain native presentation callbacks. Production files remain unchanged; pending diagnostic RAF callbacks are page-owned, not a production cancellation implementation."
  },
  "ordinaryMode": {
    "file": "refactor/.cache/auto-thumbnail-rendering-HuntLy/report.json",
    "sha256": "448ac0a37f214ffe63f77fd9ccc4a8df066cb1a66a4d37998d0b618f3a5edb55",
    "log": {
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      "sha256": "79aa69f87a201c395ada62d013306382aa59e4ecc1bcf6f8e49e8d72c0f95c77",
      "exitCode": 0
    },
    "profiles": 14,
    "outcomes": [
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        "readiness": "current",
        "outcome": "completed",
        "firstFrameMatches": false
      },
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        "readiness": "ready-state",
        "outcome": "completed",
        "firstFrameMatches": false
      },
      {
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        "style": "hidden",
        "readiness": "loaded-event",
        "outcome": "completed",
        "firstFrameMatches": false
      },
      {
        "engine": "webkit",
        "style": "opacity",
        "readiness": "current",
        "outcome": "completed",
        "firstFrameMatches": false
      },
      {
        "engine": "webkit",
        "style": "opacity",
        "readiness": "ready-state",
        "outcome": "completed",
        "firstFrameMatches": false
      },
      {
        "engine": "webkit",
        "style": "opacity",
        "readiness": "loaded-event",
        "outcome": "completed",
        "firstFrameMatches": false
      },
      {
        "engine": "webkit",
        "style": "clip",
        "readiness": "current",
        "outcome": "completed",
        "firstFrameMatches": false
      },
      {
        "engine": "webkit",
        "style": "clip",
        "readiness": "ready-state",
        "outcome": "completed",
        "firstFrameMatches": false
      },
      {
        "engine": "webkit",
        "style": "clip",
        "readiness": "loaded-event",
        "outcome": "completed",
        "firstFrameMatches": false
      },
      {
        "engine": "webkit",
        "style": "visible",
        "readiness": "current",
        "outcome": "completed",
        "firstFrameMatches": false
      },
      {
        "engine": "webkit",
        "style": "visible",
        "readiness": "ready-state",
        "outcome": "completed",
        "firstFrameMatches": false
      },
      {
        "engine": "webkit",
        "style": "visible",
        "readiness": "loaded-event",
        "outcome": "completed",
        "firstFrameMatches": false
      },
      {
        "engine": "chromium",
        "style": "hidden",
        "readiness": "current",
        "outcome": "completed",
        "firstFrameMatches": true
      },
      {
        "engine": "firefox",
        "style": "hidden",
        "readiness": "current",
        "outcome": "completed",
        "firstFrameMatches": true
      }
    ]
  },
  "intermediate": [
    {
      "file": "refactor/.cache/auto-thumbnail-first-seek-YDpgJA/report.json",
      "sha256": "14965a28e98778d0a2a87388400fbe2a055655dc8827767e534be9cc55e289cd",
      "limit": "Warm attempt falsely completed on a stale zero event; actual setter trace has no backward seek. Not a valid warm/back comparison."
    },
    {
      "file": "refactor/.cache/auto-thumbnail-first-seek-zog3fO/report.json",
      "sha256": "573c83fc1d29fe6b79e5154f81eabe79399c5757fa138968aad56859aec4a414",
      "limit": "Warm seek waits for target correctly but does not retry stale events; WebKit hit eight-second diagnostic timeout without a draw."
    }
  ],
  "protectedPathsUnchanged": [
    "packages/artplayer-plugin-auto-thumbnail/src",
    "packages/artplayer-plugin-auto-thumbnail/types",
    "packages/artplayer-plugin-auto-thumbnail/dist",
    "test/browser/auto-thumbnail-pixels.spec.js"
  ],
  "conclusion": "All six final WebKit profiles miss the unique first purple frame; Chromium/Firefox baseline and warm controls retain it. Do not adopt tested variants as production fixes. No package completion or device acceptance."
}