addOptionFlavor method
Adds a flavor option for selecting application flavors.
Allows users to select different flavors of the application.
Example:
argParser.addOptionFlavor(defaultsTo: 'development');
Implementation
void addOptionFlavor({required String defaultsTo}) {
addOption(
'flavor',
abbr: 'f',
help: 'Select flavor apps.',
defaultsTo: defaultsTo,
);
}