nim/server/config/update.json

{
  "notes": "",
  "releases": [
    {
      "version": "1.0.2",
      "notes": "",
      "urls": [
        "https://bj.assets.im.youyanen.com/im/update_client/1.0.2.zip"
      ]
    },
    {
      "version": "1.0.1",
      "notes": "",
      "urls": [
        "https://bj.assets.im.youyanen.com/im/update_client/1.0.1.zip"
      ]
    }
  ]
}