feat: support the alias of command

[GinWU05]

gum
Usage: gum [options] [command]

Options:
  -V, --version                 output the version number
  -h, --help                    display help for command

Commands:
  list|ls                       List all the user config group
  set|s [options] <group-name>  Set one group for user config
  use|u [options] <group-name>  Use one group name for user config
  delete|del <group-name>       Delete one group
  help [command]                display help for command

gum list      => gum ls
gum set      => gum s
gum use     => gum u
gum delete => gum del/d
gum use [group-name] --glboal => gum use [group-name] -g