Fix reader navigator slider steps not updating after changing chapter (#3549)

CHANGELOG.md

@@ -32,6 +32,7 @@ The format is a modified version of [Keep a Changelog](https://keepachangelog.co
 - Fix support for non-system SAF providers ([@AntsyLich](https://github.com/AntsyLich)) ([#3530](https://github.com/mihonapp/mihon/pull/3530))
 - Fix chapter's `memo` field not being updated for existing chapters ([@cuong-tran](https://github.com/cuong-tran)) ([#3538](https://github.com/mihonapp/mihon/pull/3538))
 - Fix app not reading `tachiyomix.extensionLib` extension metadata ([@AntsyLich](https://github.com/AntsyLich)) ([#3545](https://github.com/mihonapp/mihon/pull/3545))
+- Fix reader navigator slider steps not updating after changing chapter ([@AntsyLich](https://github.com/AntsyLich)) ([#3549](https://github.com/mihonapp/mihon/pull/3549))
 
 ## [v0.20.0] - 2026-06-27
 ### Added

app/src/main/java/eu/kanade/presentation/reader/components/ChapterNavigator.kt

@@ -24,7 +24,6 @@ import androidx.compose.material3.Slider
 import androidx.compose.material3.SliderState
 import androidx.compose.material3.Text
 import androidx.compose.material3.VerticalSlider
-import androidx.compose.material3.rememberSliderState
 import androidx.compose.material3.surfaceColorAtElevation
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.CompositionLocalProvider
@@ -74,11 +73,13 @@ fun ChapterNavigator(
 ) {
     val haptic = LocalHapticFeedback.current
 
-    val state = rememberSliderState(
+    val state = remember(totalPages) {
+        SliderState(
             value = currentPage.toFloat(),
             steps = totalPages - 2,
             valueRange = 1f..totalPages.toFloat(),
         )
+    }
     state.value = currentPage.toFloat()
     state.onValueChange = { onPageIndexChange(it.roundToInt() - 1) }