fix: constrain NavigationRail width to prevent long text from breaking layout

Limit NavigationRail max width to 80dp and use TextOverflow.Ellipsis
for labels, preventing long translations (e.g. Spanish, Vietnamese,
Russian) from pushing the sidebar too wide on tablets.

Author: matsuzaka-yuki

app/src/main/java/me/bmax/apatch/ui/MainActivity.kt

@@ -138,6 +138,7 @@ import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.widthIn
 import androidx.compose.foundation.background
 import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.ui.graphics.Color
@@ -743,42 +744,72 @@ class MainActivity : AppCompatActivity() {
                     )
 
                     Box(modifier = Modifier.fillMaxSize()) {
-                        CompositionLocalProvider(
-                            LocalSnackbarHost provides snackBarHostState,
-                            LocalScrollState provides if (isFloatingMode) ScrollState(
-                                isScrollingDown = isScrollingDown,
-                                scrollOffset = scrollOffset,
-                                previousScrollOffset = previousScrollOffset
-                            ) else null,
-                            LocalBottomBarVisible provides bottomBarVisibleState,
-                            LocalIsFloatingNavMode provides isFloatingMode
-                        ) {
-                            DestinationsNavHost(
-                                modifier = Modifier
-                                    .fillMaxSize()
-                                    .then(
-                                        if (useNavigationRail) Modifier.padding(start = 80.dp) else Modifier
-                                    )
-                                    .navBarLiquefiable(
-                                        if (shouldExposeContentToLiquid) floatingLiquidState else null
-                                    )
-                                    .then(
-                                        when {
-                                            isFloatingMode -> Modifier.nestedScroll(scrollConnection)
-                                            !useNavigationRail -> Modifier.padding(bottom = 80.dp)
-                                            else -> Modifier
-                                        }
-                                    ),
-                                navGraph = NavGraphs.root,
-                                navController = navController,
-                                engine = rememberNavHostEngine(navHostContentAlignment = Alignment.TopCenter),
-                                defaultTransitions = navTransitions
+                        val contentModifier = Modifier
+                            .then(
+                                if (useNavigationRail) Modifier.weight(1f) else Modifier.fillMaxSize()
+                            )
+                            .navBarLiquefiable(
+                                if (shouldExposeContentToLiquid) floatingLiquidState else null
+                            )
+                            .then(
+                                when {
+                                    isFloatingMode -> Modifier.nestedScroll(scrollConnection)
+                                    !useNavigationRail -> Modifier.padding(bottom = 80.dp)
+                                    else -> Modifier
+                                }
                             )
-                        }
 
                         if (useNavigationRail) {
-                            Box(modifier = Modifier.align(Alignment.CenterStart)) {
+                            Row(modifier = Modifier.fillMaxSize()) {
                                 NavigationRailBar(navController)
+                                CompositionLocalProvider(
+                                    LocalSnackbarHost provides snackBarHostState,
+                                    LocalScrollState provides if (isFloatingMode) ScrollState(
+                                        isScrollingDown = isScrollingDown,
+                                        scrollOffset = scrollOffset,
+                                        previousScrollOffset = previousScrollOffset
+                                    ) else null,
+                                    LocalBottomBarVisible provides bottomBarVisibleState,
+                                    LocalIsFloatingNavMode provides isFloatingMode
+                                ) {
+                                    DestinationsNavHost(
+                                        modifier = contentModifier,
+                                        navGraph = NavGraphs.root,
+                                        navController = navController,
+                                        engine = rememberNavHostEngine(navHostContentAlignment = Alignment.TopCenter),
+                                        defaultTransitions = navTransitions
+                                    )
+                                }
+                            }
+                        } else {
+                            CompositionLocalProvider(
+                                LocalSnackbarHost provides snackBarHostState,
+                                LocalScrollState provides if (isFloatingMode) ScrollState(
+                                    isScrollingDown = isScrollingDown,
+                                    scrollOffset = scrollOffset,
+                                    previousScrollOffset = previousScrollOffset
+                                ) else null,
+                                LocalBottomBarVisible provides bottomBarVisibleState,
+                                LocalIsFloatingNavMode provides isFloatingMode
+                            ) {
+                                DestinationsNavHost(
+                                    modifier = Modifier
+                                        .fillMaxSize()
+                                        .navBarLiquefiable(
+                                            if (shouldExposeContentToLiquid) floatingLiquidState else null
+                                        )
+                                        .then(
+                                            when {
+                                                isFloatingMode -> Modifier.nestedScroll(scrollConnection)
+                                                !useNavigationRail -> Modifier.padding(bottom = 80.dp)
+                                                else -> Modifier
+                                            }
+                                        ),
+                                    navGraph = NavGraphs.root,
+                                    navController = navController,
+                                    engine = rememberNavHostEngine(navHostContentAlignment = Alignment.TopCenter),
+                                    defaultTransitions = navTransitions
+                                )
                             }
                         }
 
@@ -1417,7 +1448,9 @@ private fun NavigationRailBar(navController: NavHostController) {
         }
 
         NavigationRail(
-            modifier = Modifier.fillMaxHeight(),
+            modifier = Modifier
+                .fillMaxHeight()
+                .widthIn(max = 80.dp),
             containerColor = if (BackgroundConfig.isCustomBackgroundEnabled) {
                 MaterialTheme.colorScheme.surface.copy(alpha = BackgroundConfig.customBackgroundOpacity)
             } else {
@@ -1478,7 +1511,7 @@ private fun NavigationRailBar(navController: NavHostController) {
                         label = {
                             Text(
                                 text = stringResource(destination.label),
-                                overflow = TextOverflow.Visible,
+                                overflow = TextOverflow.Ellipsis,
                                 maxLines = 1,
                                 softWrap = false
                             )
@@ -1487,7 +1520,7 @@ private fun NavigationRailBar(navController: NavHostController) {
                     )
                 }
             }
-            
+
             Spacer(Modifier.weight(1f))
         }
     }