Help Message
Help messages can be a way to provide extra detail if needed without taking up additional dialog space
--helpmessage <text>
<text> will accept markdown for message formatting
When present, an extra help button will appear next to the default button.
Clicking it will present the help message in a popover sheet
The height of the sheet displayed will adjust to the size of the message.
Add an image with --helpimage /path/to/image.png.
Supports standard icon arguments, including qr code:
