Method upload

frontend/src/utils/request.ts:372–387

(
    url: string,
    file: File,
    fieldName = 'file',
    config?: FullRequestConfig
  )

  // File upload
  public upload<T = any>(
    url: string,
    file: File,
    fieldName = 'file',
    config?: FullRequestConfig
  ): Promise<T> {
    const formData = new FormData()
    formData.append(fieldName, file)

    return this.post(url, formData, {
      headers: {
        'Content-Type': 'multipart/form-data',
      },
      ...config,
    })
  }

  // Download file
  public download(url: string, config?: FullRequestConfig): Promise<Blob> {