ButlerBin/config.js

{
  "host": "0.0.0.0",
  "port": 7777,
  "keyLength": 10,
  "maxLength": 400000,
  "staticMaxAge": 86400,
  "recompressStaticAssets": true,
  "logging": [
    {
      "level": "verbose",
      "type": "Console",
      "colorize": true
    }
  ]
}