Variable ViraCollapsibleWrapper`Const`

ViraCollapsibleWrapper: DeclarativeElementDefinition<
    "vira-collapsible-wrapper",
    { expanded: boolean },
    { contentHeight: number },
    { expandChange: DefineEvent<boolean> },
    "vira-collapsible-wrapper-expanded",
    "vira-collapsible-wrapper-",
    readonly ["header"],
    readonly [],
> = ...

A wrapper element that can collapse and expand to fit its content dynamically and efficiently.