- renamed "page_*" to some actual pages names
- added voice packages selection page
- made "Advanced" button working. It shows default paths selection page
- added gamescope support
- now gamemode option will not be clickabke if gamemode is not installed
- reworked enhancements page's events
- changed winesync env variables
- added `lib::is_available` function to check packages availability
- made preparations for environment settings
- now launcher hides when you launch the game
- now `Config::try_get_wine_executable` can return `Some("wine")`
- removed old wine and dxvk versions;
added new Wine-GE-Proton and GE-Proton builds
