{
  "inbounds": [
    {
      "type": "tun",
      "tag": "inbound-0",
      "interface_name": "xray0",
      "address": [
        "172.19.0.1/28"
      ],
      "mtu": 1500,
      "auto_route": true,
      "route_address": [
        "0.0.0.0/0"
      ],
      "stack": "system"
    }
  ],
  "_b0": {
    "disposition": "direct",
    "risk": "Q5",
    "unmapped": [
      {
        "concept": "settings.dns",
        "input": [
          "1.1.1.1"
        ],
        "reason": "tun 入站本体无 dns 字段，由 sing-box 独立 dns 配置承载——属基础配置面而非入站面，B2 定落点，此处登记防丢。",
        "pending": "B2"
      },
      {
        "concept": "settings.userLevel",
        "input": 0,
        "reason": "xray policy level 概念，sing-box 无对应；本样本 0 为默认，实际无损。",
        "pending": "Q1"
      }
    ],
    "notes": "gateway[] → address[]；autoSystemRoutingTable → route_address + auto_route；autoOutboundsInterface=auto 省略（sing-box auto_redirect/出口自动选择为近似，字段落位 B1 定）。是否挂 agent 承载属 Q5。"
  }
}