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    "gap": "operator:armature.collection_remove",
    "ownerFamily": "OPERATOR",
    "implementationClass": "LOCAL_EXACT"
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    "statusSummary": [
      "# M16-GAP-00225 Status",
      "status: done",
      "task: armature.collection_move operator LOCAL_EXACT slice",
      "updated: 2026-08-22 America/New_York",
      "scope:",
      "- The minimal fixture contains three bone collections, each retaining one distinct bone, with the middle collection active at index 1.",
      "- Desktop runs `ARMATURE_OT_collection_move(direction='UP')` with `poll=true` and `FINISHED`, moving the active collection to index 0 while preserving every collection member through save/reopen.",
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