* add function to get visible timeline duration
* Don't show minimap when minimap bounds exceed timeline area
* when minimap is hidden, only scroll timeline when needed
* observe only when not showing minimap
* no need to duplicate observer
* fix out of order param
* timeline utils hook props
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Co-authored-by: Nicolas Mowen <nickmowen213@gmail.com>
* implement summary timeline
* implement summary timeline
* merge dev
* conditionally attach listeners only when dragging
* set up listeners with a ref
