{
  "_comment": "routing_rules 為空陣列（minItems: 1）；priority 超出範圍；provider 不合法",
  "policy_id": "bad-policy",
  "policy_name": "Bad Policy",
  "routing_rules": [],
  "fallback_provider": "INVALID_PROVIDER",
  "max_cost_per_run_usd": -5.0
}
