Function useScrollspy

useScrollspy(ids: string[], offset?: number): string
Takes an array of element IDs and returns the one that is currently in view.

Useful for highlighting nav items based on scroll position.
Parameters
- ids: string[]
- offset: number = 0
Returns string
Example
```
const activeId = useScrollspy(
  ['introduction', 'gallery', 'properties', 'specification', 'siteplan', 'location'],
  300
);
```
- Defined in src/hooks/use-scrollspy.tsx:16