* feat: add handler for mobile selection widget
* feat: support dragging handler to update selection
* chore: format code
* feat: support dragging the cursor on mobile platform
* feat: optimize the scroll service
* change toolbar and added export so developer can modify according to its need
* revert some chages from examples
* html to document convertion added
* test added
* code formated
* node to html added image parameter
* toolbar color and elevation added in editor stylee
* code formated
* remove duplicated exports
* fix test improts and formating