{
  "$comment": "生成前人感约束合同。结构化规则证据与 writer 投影分开，禁止把案例卡当正文素材。",
  "type": "object",
  "required": ["schema_version", "work_ref", "built_from", "negative_constraints", "positive_samples", "protected_spans", "blacklist", "writer_constraints"],
  "properties": {
    "schema_version": {"type": "string", "enum": ["ai-flavor-prevention-v1", "ai-flavor-prevention-v2"]},
    "work_ref": {"type": "string", "minLength": 1},
    "built_from": {"type": "object"},
    "negative_constraints": {"type": "array"},
    "positive_samples": {"type": "array"},
    "protected_spans": {"type": "array", "items": {"type": "string"}},
    "blacklist": {"type": "array", "items": {"type": "string"}},
    "writer_constraints": {"type": "array", "items": {"type": "string", "minLength": 1}}
  }
}