Исправлены push-уведомления: восстановлена подписка токена и fallback обработки

app/src/main/java/com/rosetta/messenger/ui/onboarding/OnboardingScreen.kt

@@ -173,15 +173,10 @@ fun OnboardingScreen(
                 if (!view.isInEditMode) {
                         val window = (view.context as android.app.Activity).window
                         val insetsController = WindowCompat.getInsetsController(window, view)
-                        if (NavigationModeUtils.hasNativeNavigationBar(view.context)) {
-                                window.navigationBarColor =
-                                        if (isDarkTheme) 0xFF1E1E1E.toInt() else 0xFFFFFFFF.toInt()
-                        } else {
-                                // Жестовая навигация — прячем бар
-                                insetsController.hide(WindowInsetsCompat.Type.navigationBars())
-                                insetsController.systemBarsBehavior =
-                                        WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
-                        }
+                        window.navigationBarColor =
+                                if (isDarkTheme) 0xFF1E1E1E.toInt() else 0xFFFFFFFF.toInt()
+                        insetsController.show(WindowInsetsCompat.Type.navigationBars())
+                        insetsController.isAppearanceLightNavigationBars = !isDarkTheme
                 }
         }