{
  "changes": [
    {
      "ruleId": "tool.description.changed",
      "severity": "POTENTIALLY_BREAKING",
      "entity": {
        "kind": "tool",
        "name": "search"
      },
      "path": ".description",
      "message": "`search` description changed. Description changed substantially. Agents may alter tool-selection behavior.",
      "oldValue": "Search the issue tracker.",
      "newValue": "Find tickets across every connected workspace.",
      "migration": "The description is the primary tool-selection signal. Re-run your evaluations: a model may now pick this tool where it did not, or stop picking it where it did.",
      "detail": {
        "editRatio": 0.2222222222222222,
        "jaccard": 0
      }
    }
  ],
  "suppressed": [],
  "severity": "POTENTIALLY_BREAKING",
  "summary": {
    "BREAKING": 0,
    "POTENTIALLY_BREAKING": 1,
    "NON_BREAKING": 0,
    "DOCUMENTATION": 0,
    "total": 1
  },
  "identical": false,
  "warnings": []
}