Always enable predictive nav

app/src/main/kotlin/androidx/navigation/compose/NavHost.kt

@@ -28,7 +28,6 @@ import androidx.compose.animation.core.ExperimentalTransitionApi
 import androidx.compose.animation.core.SeekableTransitionState
 import androidx.compose.animation.core.rememberTransition
 import androidx.compose.animation.core.tween
-import androidx.compose.animation.core.updateTransition
 import androidx.compose.animation.fadeIn
 import androidx.compose.animation.fadeOut
 import androidx.compose.animation.togetherWith
@@ -55,8 +54,6 @@ import androidx.navigation.NavHostController
 import androidx.navigation.Navigator
 import androidx.navigation.createGraph
 import androidx.navigation.get
-import com.hippo.ehviewer.Settings
-import com.hippo.ehviewer.collectAsState
 import kotlinx.coroutines.CancellationException
 
 /**
@@ -246,15 +243,10 @@ public fun NavHost(
     val zIndices = remember { mutableMapOf<String, Float>() }
 
     if (backStackEntry != null) {
-        val enablePredictiveBack by Settings.predictiveNavAnim.collectAsState()
         val transitionState = remember { SeekableTransitionState(backStackEntry) }
-        val transition = if (enablePredictiveBack) {
-            LaunchedEffect(backStackEntry) {
-                transitionState.animateTo(backStackEntry)
-            }
-            rememberTransition(transitionState, label = "entry")
-        } else {
-            updateTransition(backStackEntry, label = "entry")
+        val transition = rememberTransition(transitionState, label = "entry")
+        LaunchedEffect(backStackEntry) {
+            transitionState.animateTo(backStackEntry)
         }
 
         var inPredictiveBack by remember { mutableStateOf(false) }

app/src/main/kotlin/com/hippo/ehviewer/Settings.kt

@@ -109,7 +109,6 @@ object Settings : DataStorePreferences(null) {
     val listThumbSize = intPref("list_tile_size", 40)
     val languageFilter = intPref("language_filter", -1)
     val meteredNetworkWarning = boolPref("cellular_network_warning", false)
-    val predictiveNavAnim = boolPref("predictive_nav_anim", true)
     val blackDarkTheme = boolPref("black_dark_theme", false)
 
     var downloadScheme by stringOrNullPref("image_scheme", null)

app/src/main/kotlin/com/hippo/ehviewer/ui/settings/AdvancedScreen.kt

@@ -188,10 +188,6 @@ fun AdvancedScreen(navigator: DestinationsNavigator) {
                 title = stringResource(id = R.string.preload_thumb_aggressively),
                 value = Settings::preloadThumbAggressively,
             )
-            SwitchPreference(
-                title = stringResource(id = R.string.predictive_nav_anim),
-                value = Settings.predictiveNavAnim::value,
-            )
             IntSliderPreference(
                 maxValue = 5,
                 minValue = 1,