feat(ui): add reusable components for FIGMA-based UI system

- Implemented new reusable components including Label, Input, InputOTP, HoverCard, Popover, Pagination, NavigationMenu, Menubar, ScrollArea, Resizable, RadioGroup, and Progress under `docs/06_Frontend/FIGMA/src/app/components/ui/`.
- Enhanced structural organization to improve scalability and maintainability.
- Updated `settings.gradle.kts` to include the new module `frontend:features:nennung-feature`.

Signed-off-by: Stefan Mogeritsch <stefan.mo.co@gmail.com>

frontend/shells/meldestelle-portal/src/jvmMain/kotlin/NennungScreenContent.kt

@@ -0,0 +1,10 @@
+import androidx.compose.runtime.Composable
+import at.mocode.nennung.feature.presentation.NennungsMaske
+import at.mocode.nennung.feature.presentation.NennungViewModel
+import org.koin.compose.viewmodel.koinViewModel
+
+@Composable
+actual fun NennungScreenContent() {
+  val viewModel: NennungViewModel = koinViewModel()
+  NennungsMaske(viewModel = viewModel)
+}