{
  "version": "1.0",
  "test_command": "go test ./...",
  "last_updated": "2026-02-15T00:00:00Z",
  "modules": {
    "internal/sheet/parse.go": {
      "status": "completed",
      "covering_tests": ["internal/sheet/parse_test.go", "internal/sheet/parse_extended_test.go"],
      "last_tested": "2026-02-15T00:00:00Z",
      "mutations_applied": 8,
      "mutations_killed": 8,
      "mutation_score": 100.0,
      "notes": "Originally 7/8 (87.5%). Added TestHasMalformedYAML to kill YAML unmarshal error survivor."
    },
    "internal/config/validate.go": {
      "status": "completed",
      "covering_tests": ["internal/config/validate_test.go"],
      "last_tested": "2026-02-15T00:00:00Z",
      "mutations_applied": 8,
      "mutations_killed": 8,
      "mutation_score": 100.0,
      "notes": "Originally 7/8 (87.5%). Added TestInvalidateInvalidCheatpath to kill cheatpath.Validate() delegation survivor."
    },
    "internal/sheets/filter.go": {
      "status": "completed",
      "covering_tests": ["internal/sheets/filter_test.go"],
      "last_tested": "2026-02-15T00:00:00Z",
      "mutations_applied": 7,
      "mutations_killed": 5,
      "mutation_score": 71.4,
      "notes": "Survivors relate to UTF-8 condition ordering and OR→AND on dead code path. Not actionable — logically equivalent mutations."
    },
    "internal/config/paths.go": {
      "status": "completed",
      "covering_tests": ["internal/config/paths_test.go"],
      "last_tested": "2026-02-15T00:00:00Z",
      "mutations_applied": 8,
      "mutations_killed": 8,
      "mutation_score": 100.0,
      "notes": "Perfect score. Excellent existing coverage."
    },
    "internal/sheet/colorize.go": {
      "status": "completed",
      "covering_tests": ["internal/sheet/colorize_test.go"],
      "last_tested": "2026-02-15T00:00:00Z",
      "mutations_applied": 5,
      "mutations_killed": 5,
      "mutation_score": 100.0,
      "notes": "Originally 2/5 (40%). Added TestColorizeDefaultSyntax and TestColorizeExplicitSyntax. All 5 mutations now killed."
    },
    "internal/sheets/consolidate.go": {
      "status": "completed",
      "covering_tests": ["internal/sheets/consolidate_test.go"],
      "last_tested": "2026-02-15T00:00:00Z",
      "mutations_applied": 2,
      "mutations_killed": 2,
      "mutation_score": 100.0,
      "notes": "Override semantics well-tested."
    },
    "internal/display/indent.go": {
      "status": "completed",
      "covering_tests": ["internal/display/indent_test.go"],
      "last_tested": "2026-02-15T00:00:00Z",
      "mutations_applied": 3,
      "mutations_killed": 3,
      "mutation_score": 100.0,
      "notes": "Originally 2/3 (66.7%). Added TestIndentTrimsWhitespace to kill TrimSpace survivor."
    },
    "internal/display/faint.go": {
      "status": "completed",
      "covering_tests": ["internal/display/faint_test.go"],
      "last_tested": "2026-02-15T00:00:00Z",
      "mutations_applied": 3,
      "mutations_killed": 3,
      "mutation_score": 100.0,
      "notes": "Perfect score."
    },
    "internal/sheets/tags.go": {
      "status": "completed",
      "covering_tests": ["internal/sheets/tags_test.go"],
      "last_tested": "2026-02-15T00:00:00Z",
      "mutations_applied": 2,
      "mutations_killed": 2,
      "mutation_score": 100.0,
      "notes": "UTF-8 validation and sort order both tested."
    },
    "internal/sheet/validate.go": {
      "status": "completed",
      "covering_tests": ["internal/sheet/validate_test.go"],
      "last_tested": "2026-02-15T00:00:00Z",
      "mutations_applied": 10,
      "mutations_killed": 10,
      "mutation_score": 100.0,
      "notes": "Perfect score. All security checks well-tested."
    }
  },
  "global_statistics": {
    "total_modules": 10,
    "completed_modules": 10,
    "total_mutations": 56,
    "total_killed": 54,
    "total_survived": 2,
    "overall_score": 96.4
  }
}