sing-box 在 iOS 中自定义的域名解析不了

op 想使用 sing-box 在 iOS 手机上创建 vpn 然后连接家中公网 ip 暴露的 vmess 端口，家中的路由器自定义了一些域名，但是在 iOS 手机上访问域名无法打开家里面局域网的页面,直接使用 ip 访问却没问题，感觉应该是 DNS 解析出问题了。不过同样的配置（ inbox 修改了一下，iOS 上使用 tun ，PC 上使用 http ）在 PC 上测试了也是没问题，希望有了解的 V 友帮我解答一下，下面是我 iOS 上的配置文件

{
  "dns": {
    "servers": [
      {
        "tag": "local",
        "address": "local",
        "detour": "direct"
      },
      {
        "tag": "home-dns",
        "address": "192.168.0.1",
        "detour": "home"
      }
    ],
    "rules": [
      {
        "domain_suffix": "app.home",
        "server": "home-dns"
      }
    ],
    "strategy": "ipv4_only"
  },
  "inbounds": [
    {
      "type": "http",
      "tag": "http-in",
      "listen_port": 53530
    },
    {
      "type": "tun",
      "tag": "tun-in",
      "interface_name": "tun0",
      "inet4_address": "172.19.0.1/30",
      "auto_route": true,
      "strict_route": true,
      "stack": "gvisor",
      "sniff": true
    }
  ],
  "outbounds": [
    {
      "type": "direct",
      "tag": "direct-out"
    },
    {
      "tag": "home",
      "type": "vmess",
      "server": "server",
      "server_port": 10000,
      "uuid": "uuid",
      "alter_id": 0,
      "network": "tcp"
    }
  ],
  "route": {
    "rules": [
      {
        "ip_cidr": [
          "192.168.0.0/16"
        ],
        "outbound": "home"
      },
      {
        "domain_suffix": "app.home",
        "outbound": "home"
      }
    ],
    "final": "direct-out"
  }
}