* Add shared event presentation context
* Add app-web event presentation mapper
* Wire event presentation provider into app timelines
* Add Storybook controls for event layout and density
* Wire compact density through app/web event presentation provider
* Use event presentation density for URL previews
* Move TileErrorView layout to event presentation context
* Minor fix and updated snapshot
* Updated snapshots for url preview group
* Prettier fix
* Restore removed story to fix missing playwright test
* Updates after review comments
* Fix prettier issue