Builds production-quality Avalonia UIs — MVVM with CommunityToolkit.Mvvm, compiled bindings (`x:DataType`, `x:CompileBindings`), `DataTemplate`s, theming via FluentTheme/SimpleTheme with `ThemeVariant`, keyboard navigation, `AutomationProperties` for accessibility, adaptive layouts across desktop/mo
Builds production-quality Avalonia UIs — MVVM with CommunityToolkit.Mvvm, compiled bindings (`x:DataType`, `x:CompileBindings`), `DataTemplate`s, theming via FluentTheme/SimpleTheme with `ThemeVariant`, keyboard navigation, `AutomationProperties` for accessibility, adaptive layouts across desktop/mobile/browser targets. Use when building or modifying Avalonia 11/12 user interfaces, implementing vi