{
  "$comment": "AI 味案例卡合同（专题-09 §4.0 / §8.1）。案例卡是证据层 Shadow，不是故事实体卡，也不是已生效规则；字段与 capture_cases.validate_card 保持一致。",
  "type": "object",
  "required": [
    "schema_version",
    "id",
    "card_type",
    "state",
    "label",
    "layer",
    "carrier",
    "capture_mode",
    "source",
    "observation"
  ],
  "properties": {
    "schema_version": {"type": "string", "enum": ["ai-flavor-case-v1"]},
    "id": {"type": "string", "minLength": 2},
    "card_type": {"type": "string", "enum": ["ai_flavor_case"]},
    "state": {"type": "string", "enum": ["shadow", "canonical", "rejected", "archived"]},
    "label": {"type": "string", "enum": ["sf", "snf", "boundary", "regression", "unclassified"]},
    "layer": {"type": "string", "enum": ["mechanical", "lexical", "structural", "density", "semantic", "unknown"]},
    "carrier": {"type": "string", "enum": ["narration", "dialogue", "monologue", "in_text_carrier", "mixed", "unknown"]},
    "capture_mode": {"type": "string", "enum": ["backfill", "live_feedback", "synthetic", "review_import"]},
    "excerpt": {"type": "string"},
    "context": {"type": "string"},
    "source": {
      "type": "object",
      "required": ["kind", "license", "source_sha256", "excerpt_sha256", "location"],
      "properties": {
        "kind": {"type": "string", "enum": ["existing_work", "creation_feedback", "synthetic", "public_domain"]},
        "license": {"type": "string", "enum": ["owned", "licensed", "public_domain", "synthetic", "research_only", "unauthorized"]},
        "work_ref": {"type": "string"},
        "source_ref": {"type": "string"},
        "source_sha256": {"type": "string", "minLength": 64},
        "excerpt_sha256": {"type": "string", "minLength": 64},
        "location": {"type": ["object", "string"]},
        "surface_location": {"type": "object"}
      }
    },
    "observation": {
      "type": "object",
      "required": ["pattern_key", "surface", "diagnosis", "function_check", "risk_if_changed", "suggested_action"],
      "properties": {
        "pattern_key": {"type": "string", "minLength": 2},
        "surface": {"type": "string", "minLength": 1},
        "diagnosis": {"type": "string", "minLength": 2},
        "pattern": {"type": "string"},
        "rationale": {"type": "string"},
        "function_check": {"type": "array", "minItems": 1, "items": {"type": "string"}},
        "risk_if_changed": {"type": "string", "minLength": 2},
        "suggested_action": {"type": "string", "minLength": 2}
      }
    },
    "feedback": {"type": "object"},
    "review": {"type": "object"},
    "rule_candidate_ids": {"type": "array", "items": {"type": "string"}}
  }
}