{
  "date": "2026-10-12",
  "runtime": "v24.19.0",
  "app_sha256": "b5b23e8c7028a1ee6ede9b41b459f5213af44661fc42f3d8c07b4a45f99c0644",
  "method": "Synthetic fixtures, not Claude samples. Actual homepage script in minimal DOM. Checkbox state and dash mode recorded in each row. Observations are fixture-specific, not general application tests.",
  "rows": [
    {
      "label": "Marked repeated letter",
      "stage": "direct string",
      "mode": "keep",
      "enabled": true,
      "input": "a​a",
      "output": "aa",
      "input_codepoints": "U+0061 U+200B U+0061",
      "output_codepoints": "U+0061 U+0061",
      "status": "Removed 1 invisible character",
      "before": {
        "calls": [
          {
            "matched": true,
            "lastIndex": 1
          },
          {
            "matched": true,
            "lastIndex": 3
          },
          {
            "matched": false,
            "lastIndex": 0
          },
          {
            "matched": true,
            "lastIndex": 1
          }
        ]
      },
      "after": {
        "calls": [
          {
            "matched": true,
            "lastIndex": 1
          },
          {
            "matched": true,
            "lastIndex": 2
          },
          {
            "matched": false,
            "lastIndex": 0
          },
          {
            "matched": true,
            "lastIndex": 1
          }
        ]
      }
    },
    {
      "label": "Plain repeated letter",
      "stage": "direct string",
      "mode": "keep",
      "enabled": true,
      "input": "aa",
      "output": "aa",
      "input_codepoints": "U+0061 U+0061",
      "output_codepoints": "U+0061 U+0061",
      "status": "No selected invisible characters found",
      "before": {
        "calls": [
          {
            "matched": true,
            "lastIndex": 1
          },
          {
            "matched": true,
            "lastIndex": 2
          },
          {
            "matched": false,
            "lastIndex": 0
          },
          {
            "matched": true,
            "lastIndex": 1
          }
        ]
      },
      "after": {
        "calls": [
          {
            "matched": true,
            "lastIndex": 1
          },
          {
            "matched": true,
            "lastIndex": 2
          },
          {
            "matched": false,
            "lastIndex": 0
          },
          {
            "matched": true,
            "lastIndex": 1
          }
        ]
      }
    },
    {
      "label": "One match",
      "stage": "direct string",
      "mode": "keep",
      "enabled": true,
      "input": "a",
      "output": "a",
      "input_codepoints": "U+0061",
      "output_codepoints": "U+0061",
      "status": "No selected invisible characters found",
      "before": {
        "calls": [
          {
            "matched": true,
            "lastIndex": 1
          },
          {
            "matched": false,
            "lastIndex": 0
          },
          {
            "matched": true,
            "lastIndex": 1
          },
          {
            "matched": false,
            "lastIndex": 0
          }
        ]
      },
      "after": {
        "calls": [
          {
            "matched": true,
            "lastIndex": 1
          },
          {
            "matched": false,
            "lastIndex": 0
          },
          {
            "matched": true,
            "lastIndex": 1
          },
          {
            "matched": false,
            "lastIndex": 0
          }
        ]
      }
    },
    {
      "label": "No matches",
      "stage": "direct string",
      "mode": "keep",
      "enabled": true,
      "input": "bb",
      "output": "bb",
      "input_codepoints": "U+0062 U+0062",
      "output_codepoints": "U+0062 U+0062",
      "status": "No selected invisible characters found",
      "before": {
        "calls": [
          {
            "matched": false,
            "lastIndex": 0
          },
          {
            "matched": false,
            "lastIndex": 0
          },
          {
            "matched": false,
            "lastIndex": 0
          },
          {
            "matched": false,
            "lastIndex": 0
          }
        ]
      },
      "after": {
        "calls": [
          {
            "matched": false,
            "lastIndex": 0
          },
          {
            "matched": false,
            "lastIndex": 0
          },
          {
            "matched": false,
            "lastIndex": 0
          },
          {
            "matched": false,
            "lastIndex": 0
          }
        ]
      }
    }
  ]
}