fix(scene): promote scene editor and execution screens to full-screen secondary destinations

android/app/src/main/kotlin/com/flagship/abox/manager/ui/ABoxManagerApp.kt

@@ -32,7 +32,10 @@ import com.flagship.abox.manager.ui.navigation.deviceDetailGraph
 import com.flagship.abox.manager.ui.navigation.navigateToSocket
 import com.flagship.abox.manager.ui.navigation.navigateToTemperatureHumidity
 import com.flagship.abox.manager.ui.provider.ProviderSelectionRoute
-import com.flagship.abox.manager.ui.scene.SceneNavHost
+import com.flagship.abox.manager.ui.scene.SceneListScreen
+import com.flagship.abox.manager.ui.scene.SceneRoutes
+import com.flagship.abox.manager.ui.scene.sceneEditorDestination
+import com.flagship.abox.manager.ui.scene.sceneExecutionDestination
 import com.flagship.abox.manager.ui.session.AppSessionUiState
 import com.flagship.abox.manager.ui.session.AppSessionViewModel
 import com.flagship.abox.manager.ui.session.SessionActionsViewModel
@@ -126,13 +129,24 @@ private fun AuthenticatedNavHost(
                     )
                 },
                 scenesSlot = {
-                    SceneNavHost()
+                    SceneListScreen(
+                        onAddScene = { navController.navigate(SceneRoutes.EDITOR) },
+                        onEditScene = { sceneId -> navController.navigate(SceneRoutes.editorFor(sceneId)) },
+                        onExecuteScene = { sceneId -> navController.navigate(SceneRoutes.executionFor(sceneId)) },
+                    )
                 },
             )
         }
         deviceDetailGraph(
             onBackClick = navController::popBackStack,
         )
+        sceneEditorDestination(
+            onBack = { navController.popBackStack() },
+            onSaved = { navController.popBackStack() },
+        )
+        sceneExecutionDestination(
+            onBack = { navController.popBackStack() },
+        )
         composable(
             route = "infrared_hub/{profileId}",
             arguments = listOf(

android/app/src/main/kotlin/com/flagship/abox/manager/ui/scene/SceneListScreen.kt

@@ -58,11 +58,6 @@ fun SceneListScreen(
     val pendingDelete by viewModel.pendingDelete.collectAsStateWithLifecycle()
 
     Scaffold(
-        topBar = {
-            TopAppBar(
-                title = { Text(stringResource(R.string.scene_list_title)) },
-            )
-        },
         floatingActionButton = {
             ExtendedFloatingActionButton(
                 onClick = onAddScene,
@@ -76,7 +71,7 @@ fun SceneListScreen(
             contentPadding = PaddingValues(
                 start = 16.dp,
                 end = 16.dp,
-                top = innerPadding.calculateTopPadding(),
+                top = 16.dp,
                 bottom = innerPadding.calculateBottomPadding() + 80.dp,
             ),
             verticalArrangement = Arrangement.spacedBy(12.dp),