- Add HotkeyRecorderDialog with global keyboard hook for capturing hotkeys
- Implement manual modifier state tracking to handle swallowed key events
- Add HotkeyControl button that opens the recorder dialog
- Add CheckAvailability and RemoveToggleHotkey to HotKeyMapper
- Expose GetKeyFromVk helper in GlobalHotkey infrastructure
- Add Settings pages (General, Plugin, Theme, Proxy, About)
- Add PreviewPanel for result previews in main window
- Fix hook reuse issue by clearing callback on close instead of disposing
- Internationalization.Initialize() called in constructor when DI creates it
- Remove InitializeInternationalization() method from App.axaml.cs
- Update AvaloniaPublicAPI and LocalizeExtension to use Ioc.Default.GetService
- Reorder ConfigureDI before i18n initialization
- Create Internationalization service that parses WPF XAML language files
- Load translations from main Languages/ folder and all plugin Languages/ folders
- Add LocalizeExtension markup extension and Translator helper for XAML/code
- Fix IPublicAPI.GetTranslation to use the i18n service for plugin context menus
- Update MainWindow to use localized placeholder text