Prompt (rr-iter2-004): Refactor `skill_advisor.py` to surface raw ambiguity counts in debug output.
Expected skill: sk-code

Advisor output:
[
  {
    "skill": "sk-code",
    "kind": "skill",
    "confidence": 0.82,
    "uncertainty": 0.2,
    "passes_threshold": true,
    "reason": "Matched by native advisor_recommend",
    "source": "native",
    "score": 0.565312,
    "dominant_lane": "explicit_author",
    "status": "active",
    "_shadow": {
      "skillId": "sk-code",
      "liveScore": 0.565312,
      "shadowScore": 0.508438,
      "delta": -0.056874,
      "dominantShadowLane": "explicit_author"
    }
  },
  {
    "skill": "skill_advisor",
    "kind": "skill",
    "confidence": 0.82,
    "uncertainty": 0.16,
    "passes_threshold": true,
    "reason": "Matched by native advisor_recommend",
    "source": "native",
    "score": 0.525863,
    "dominant_lane": "explicit_author",
    "status": "active",
    "_shadow": {
      "skillId": "skill_advisor",
      "liveScore": 0.525863,
      "shadowScore": 0.481775,
      "delta": -0.044088,
      "dominantShadowLane": "explicit_author"
    }
  }
]
