获取客户端最新版本

{
  "code": 200,
  "msg": "success",
  "data": {
    "version": "LoliaFRP-CLI 1.2.3",
    "tag": "v1.2.3",
    "assets": [
      {
        "name": "lolia-frp_linux_amd64.tar.gz",
        "hash": "sha256:3f2a..."
      }
    ]
  }
}