命令：./poet doctor

标准输出：
{
  "Python": "3.12.12",
  "PyTorch": "2.8.0",
  "平台": "macOS-15.7.9-arm64-arm-64bit",
  "Mac加速可用": true,
  "NVIDIA加速可用": false,
  "默认设备": "mps",
  "材料已准备": true,
  "模型已训练": true,
  "课程入口": "/Users/saymagic/workspace/chinese-poetry/course/dist/index.html"
}

标准错误：

退出码：0