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  "goal": "Bind vertex colors and weights, undo/redo, malformed rejection, and exact save/reopen to compiled WASM Main in Chromium.",
  "scope": {
    "gap": "capability:SCULPT.PAINT_ATTRIBUTES",
    "ownerFamily": "SCULPT",
    "implementationClass": "LOCAL_EXACT"
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  "commands": [
    "node tools/web/check-task-context.mjs --task WBV2-P16-002 --write"
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    "excluded": [
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    "optionalByNeed": [
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      "完整 CURRENT_EXECUTION_PLAN.md",
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    "statusSummary": [
      "# WBV2-P16-001 status",
      "- task: `WBV2-P16-001`; parent: `WBV2-P16-000`; status: `done`",
      "- selected capability: `SCULPT.PAINT_ATTRIBUTES`; operations: vertex colors and vertex weights",
      "- matched inventory entries: `117`; inventory remains `6900` total, `6618` pending",
      "- behavior hash: `00f77644acba0d1d902de5a4222f2c7f8b8987e1d31605bf440330455cb1070e`; dedupe key binds API and fixture hashes",
      "- existing paint evidence reused: `true`; repeated Blender/Chromium runs: `0`",
      "- representative slice: `true`; full-family parity: `false`",
      "- nextTask: `WBV2-P16-002`"
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