chore: scaffold KMP (wizard JetBrains) avec cible jvm et wiring filesDirPath

sharedUI/src/iosMain/kotlin/main.kt

@@ -0,0 +1,23 @@
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.ui.window.ComposeUIViewController
+import com.livrets.App
+import platform.Foundation.NSHomeDirectory
+import platform.UIKit.UIApplication
+import platform.UIKit.UIStatusBarStyleDarkContent
+import platform.UIKit.UIStatusBarStyleLightContent
+import platform.UIKit.UIViewController
+import platform.UIKit.setStatusBarStyle
+
+fun MainViewController(): UIViewController = ComposeUIViewController {
+    App(filesDirPath = NSHomeDirectory() + "/Documents", onThemeChanged = { ThemeChanged(it) })
+}
+
+@Composable
+private fun ThemeChanged(isDark: Boolean) {
+    LaunchedEffect(isDark) {
+        UIApplication.sharedApplication.setStatusBarStyle(
+            if (isDark) UIStatusBarStyleDarkContent else UIStatusBarStyleLightContent
+        )
+    }
+}