* mobile: auto save progress also for iOS
* ux: enhancements on pull-down to dismiss modals
* doc: update reademe
* ux: tricks to dismiss system selection tools on iOS
* Adjusts overlay background opacity dynamically based on drag position
* Ensures smooth transition as the modal is pulled down
* Enhances UX for mobile users by making dismissal more intuitive
* Make dialogs responsive for mobile devices
* Support mouse backward/forward buttons
* Use back icon to close layer 2 components on mobile devices
Currently layer 2 components are: 1. sidebar 2. notebook 3. dialogs
They are all fullscreen on mobile devices.
* Add translations
Huang Xin