{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/tsinghua/main/json-schema/tsinghua-mirror-isoinfo-schema.json",
  "title": "IsoCatalogEntry",
  "description": "One mirrored distribution, font collection or application served by the Tsinghua University TUNA open-source mirror, and the installable images published for it.",
  "x-generated": "2026-08-19",
  "x-method": "derived",
  "x-source": "https://mirrors.tuna.tsinghua.edu.cn/static/status/isoinfo.json",
  "x-operator": "institution",
  "type": "object",
  "required": [
    "distro",
    "category",
    "urls"
  ],
  "properties": {
    "distro": {
      "type": "string",
      "description": "Display name of the distribution, font collection or application.",
      "examples": [
        "Ubuntu",
        "Debian",
        "Arch Linux"
      ]
    },
    "category": {
      "type": "string",
      "description": "Class of the mirrored artifact.",
      "enum": [
        "os",
        "font",
        "app"
      ]
    },
    "urls": {
      "type": "array",
      "description": "Named download locations for this entry, relative to the mirror site root.",
      "items": {
        "type": "object",
        "required": [
          "name",
          "url"
        ],
        "properties": {
          "name": {
            "type": "string",
            "description": "Human-readable release or edition label.",
            "examples": [
              "26.04 (amd64, Server)"
            ]
          },
          "url": {
            "type": "string",
            "description": "Download path relative to https://mirrors.tuna.tsinghua.edu.cn.",
            "examples": [
              "/ubuntu-releases/resolute/ubuntu-26.04-live-server-amd64.iso"
            ]
          }
        }
      }
    }
  }
}