{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "regulatory_master",
  "description": "加算マスタJSONのスキーマ。事業所固有データ（tenant_id, current_status, current_inquiry, owner, applied_offices等）の混入を検出する。",
  "type": "object",
  "required": ["_meta", "kasans"],
  "properties": {
    "_meta": {
      "type": "object",
      "required": ["service_key", "display_name", "domain", "payer", "version", "effective_from", "source_status"],
      "properties": {
        "service_key": {"type": "string", "pattern": "^[a-z_]+$"},
        "display_name": {"type": "string"},
        "domain": {"type": "string", "enum": ["kaigo", "medical", "disability"]},
        "payer": {"type": "string", "enum": ["kaigo_hoken", "medical_hoken", "disability_welfare"]},
        "version": {"type": "string"},
        "effective_from": {"type": ["string", "null"]},
        "updated": {"type": "string"},
        "revision_tag": {"type": ["string", "null"]},
        "source_status": {"type": "string", "enum": ["checked", "legally_reviewed", "source_required", "draft", "planned"]}
      },
      "not": {
        "anyOf": [
          {"required": ["current_inquiry"]},
          {"required": ["applied_offices"]},
          {"required": ["owner"]},
          {"required": ["tenant_id"]}
        ]
      }
    },
    "kasans": {
      "type": "object",
      "patternProperties": {
        "^[a-z0-9_]+$": {
          "type": "object",
          "not": {
            "anyOf": [
              {"required": ["current_status"]},
              {"required": ["linked_inquiry_id"]},
              {"required": ["owner"]}
            ]
          }
        }
      }
    }
  }
}