Replace the settings OverlaySheet with a pageStack layer page to avoid header/sidebar overlap. Keep keyboard/gamepad focus navigation and scrolling. Tweak SettingsPage spacing and make grid selection start unselected for better navigation.
Add a bottom hint bar with keyboard/gamepad hints and controller-specific icons.
Also add a UI mode setting (auto/desktop/handheld) to improve the adaptive layout on different form factors.
Make Settings/About sheets easier to dismiss via close affordances and
press-outside behavior.
Lazy-load the AboutPage to avoid KirigamiAddons null window warnings.
Simplify About metadata and provide non-empty license text.
Initial release of A-La-Karte, a unified game launcher for KDE Plasma.
Includes the QML UI, platform importers, AppStream metadata, icons,
and developer documentation.
