cli/models/arg_flag library

1. kappa package
2. documentation
3. cli/models/arg_flag.dart

kappa package

1. Libraries
2. cli/arguments_parser
3. cli/commander
4. cli/generator
5. cli/models/arg_flag
6. cli/models/arg_multi_option
7. cli/models/arg_option
8. kappa
9. kappa_method_channel
10. kappa_platform_interface