* refactor: move all extensions to separate package
* refactor(mobile): add BuildContext extension
* refactor(mobile): use theme getters from context
* refactor(mobile): use media query size from context
* refactor(mobile): use auto router methods from context
* refactor(mobile): use navigator methods from context
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Co-authored-by: shalong-tanwen <139912620+shalong-tanwen@users.noreply.github.com>
* Fixed app not resuming backup after closing and reopening the app
* Fixed cosmetic effect of backup button doesn't change state right away after pressing start backup
* Fixed grammar
* Fixed deep copy problem that cause incorrect asset count when backing up
* Format code
