Duration Arg
The Duration arg renders an input field in the Widgetbook UI where you can dynamically enter a Duration value for a widget property.
Variants
The Duration arg has two variants:
DurationArg: Allows you to enter aDurationvalue. Does not acceptnullvalues.NullableDurationArg: Allows you to enter aDurationvalue or set it tonull. Useful when the property is optional.

