## 使用方法
~~~ ts
  import FileChunkUploader from 'file-chunk-uploader'
  const fileUploader = new FileChunkUploader(file:File)
  const myPromise = ({chunk, hash, total}) => {
    return new Promise((resolve,reject) => {
      // success
      resolve({
        serviceList: [...'012345']
      })
    })
  }
  fileUploader.init(myPromise, 'serviceList').then(res => console.log('result:', res))
~~~