usage: u0008 [-h] [-r [{true,false}]] [-rh [{true,false}]] [-c C]
             [-ext EXT] folder

remove \u0008 in the text file(s).

positional arguments:
  folder                 root search folder

named arguments:
  -h, --help             show this help message and exit
  -r [{true,false}]      search file recursively (default: false)
  -rh [{true,false}]     replace hidden files (default: false)
  -c C                   charset of input file(s) (default: utf-8)
  -ext EXT               指定需要替换的文件的后缀名, 用 |  连接,  比如 'md'
                         或 'md|java', 默认替换所有文件

mvn install