{
  "ok": true,
  "service": "docker-mirror",
  "request_host": "ghcr.dnof.net",
  "default_upstream": "registry-1.docker.io",
  "routes": {
    "docker.dnof.net": {
      "upstream": "registry-1.docker.io",
      "fallback": "mirror.gcr.io",
      "chain": [
        "registry-1.docker.io",
        "mirror.gcr.io"
      ],
      "dockerhub_credentials": true
    },
    "ghcr.dnof.net": {
      "upstream": "ghcr.io",
      "fallback": null,
      "chain": [
        "ghcr.io"
      ],
      "dockerhub_credentials": false
    }
  },
  "note": "GET /v2/ 用于探测；镜像请求走 /v2/<name>/manifests|blobs/..."
}