Is your feature request related to a problem? Please describe.

Users on mobile devices are used to use a swipe gesture to open/close a side menu. (iOS, Android and on Windows when there is a tocuhscreen)

Describe the solution you'd like

Add built-in swipe gesture support to Avalonia's SplitView control, allowing users to open and close the pane by dragging from the pane edge. This is a common UX pattern on Android, iOS, and Windows for navigation drawers and side panels.

Describe alternatives you've considered

No response

Additional context

No response