Simplify chapter item composable a bit

Closes #9442 because I just removed the rounding entirely...

app/src/main/java/eu/kanade/presentation/manga/components/MangaChapterListItem.kt

@@ -12,7 +12,6 @@ import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.sizeIn
-import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.DismissDirection
 import androidx.compose.material.DismissValue
 import androidx.compose.material.SwipeToDismiss
@@ -26,8 +25,6 @@ import androidx.compose.material.icons.filled.FileDownloadOff
 import androidx.compose.material.icons.filled.Visibility
 import androidx.compose.material.icons.filled.VisibilityOff
 import androidx.compose.material.rememberDismissState
-import androidx.compose.material3.Card
-import androidx.compose.material3.CardDefaults
 import androidx.compose.material3.Icon
 import androidx.compose.material3.LocalContentColor
 import androidx.compose.material3.MaterialTheme
@@ -55,7 +52,6 @@ import tachiyomi.domain.library.service.LibraryPreferences
 import tachiyomi.presentation.core.components.material.ReadItemAlpha
 import tachiyomi.presentation.core.components.material.SecondaryItemAlpha
 import tachiyomi.presentation.core.util.selectedBackground
-import kotlin.math.min
 
 @Composable
 fun MangaChapterListItem(
@@ -102,6 +98,15 @@ fun MangaChapterListItem(
             lastDismissDirection = null
         },
     )
+    val dismissContentAlpha = if (lastDismissDirection != null) animateDismissContentAlpha else 1f
+    val backgroundColor = if (chapterSwipeEndEnabled && (dismissState.dismissDirection == DismissDirection.StartToEnd || lastDismissDirection == DismissDirection.StartToEnd)) {
+        MaterialTheme.colorScheme.primary
+    } else if (chapterSwipeStartEnabled && (dismissState.dismissDirection == DismissDirection.EndToStart || lastDismissDirection == DismissDirection.EndToStart)) {
+        MaterialTheme.colorScheme.primary
+    } else {
+        Color.Unspecified
+    }
+
     LaunchedEffect(dismissState.currentValue) {
         when (dismissState.currentValue) {
             DismissValue.DismissedToEnd -> {
@@ -123,17 +128,11 @@ fun MangaChapterListItem(
             DismissValue.Default -> { }
         }
     }
+
     SwipeToDismiss(
         state = dismissState,
         directions = dismissDirections,
         background = {
-            val backgroundColor = if (chapterSwipeEndEnabled && (dismissState.dismissDirection == DismissDirection.StartToEnd || lastDismissDirection == DismissDirection.StartToEnd)) {
-                MaterialTheme.colorScheme.primary
-            } else if (chapterSwipeStartEnabled && (dismissState.dismissDirection == DismissDirection.EndToStart || lastDismissDirection == DismissDirection.EndToStart)) {
-                MaterialTheme.colorScheme.primary
-            } else {
-                Color.Unspecified
-            }
             Box(
                 modifier = Modifier
                     .fillMaxSize()
@@ -171,26 +170,8 @@ fun MangaChapterListItem(
             }
         },
         dismissContent = {
-            val animateCornerRatio = if (dismissState.offset.value != 0f) {
-                min(
-                    dismissState.progress.fraction / .075f,
-                    1f,
-                )
-            } else {
-                0f
-            }
-            val animateCornerShape = (8f * animateCornerRatio).dp
-            val dismissContentAlpha =
-                if (lastDismissDirection != null) animateDismissContentAlpha else 1f
-            Card(
-                modifier = modifier,
-                colors = CardDefaults.elevatedCardColors(
-                    containerColor = Color.Transparent,
-                ),
-                shape = RoundedCornerShape(animateCornerShape),
-            ) {
             Row(
-                    modifier = Modifier
+                modifier = modifier
                     .background(
                         MaterialTheme.colorScheme.background.copy(dismissContentAlpha),
                     )
@@ -285,7 +266,6 @@ fun MangaChapterListItem(
                     )
                 }
             }
-            }
         },
     )
 }