Confirm shows the confirmation text and ask the user to answer (y/n) default will be shown in uppercase and be selected if the user hits enter returns true for yes, false for no.

GetEnvOr return the value of the environment variable if the value is set, if its not set it will return the default value.

ReadInput shows the text and ask the user to provide input.

ReadPassword allows to read a password passed as a command line parameter.

RunWith wrap cli function with an error handler instead of having the code exit early.