card/lib/generators/deck/USAGE
Description:
The '<%= banner_command %> new' command creates a new Decko deck with a default
directory structure and configuration at the path you specify.
Examples:
<%= banner_command %> new poker
This generates a new deck in a directory named "poker" inside the current working
directory.
<%= banner_command %> new ~/Poker/FullHouse
This generates a new deck in ~/Poker/FullHouse.