{
  "server": {
    "port": 3000,
    "host": "0.0.0.0"
  },
  "bing": {
    "apiUrl": "https://cn.bing.com/HPImageArchive.aspx?format=js&n=1&idx=0&mkt=zh-CN",
    "baseUrl": "https://global.bing.com"
  },
  "cache": {
    "path": "./cache/bing-wallpaper.jpg",
    "metadataPath": "./cache/metadata.json"
  },
  "schedule": {
    "checkInterval": "0 * * * *"
  },
  "retry": {
    "maxAttempts": 3,
    "delayMs": 5000
  }
}