Minor cleanup

app/src/main/java/eu/kanade/presentation/more/settings/screen/advanced/ClearDatabaseScreen.kt

@@ -19,6 +19,7 @@ import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.material3.TextButton
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.Immutable
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.rememberCoroutineScope
@@ -269,12 +270,15 @@ private class ClearDatabaseScreenModel : StateScreenModel<ClearDatabaseScreenMod
         state.copy(showConfirmation = false)
     }
 
-    sealed class State {
-        data object Loading : State()
+    sealed interface State {
+        @Immutable
+        data object Loading : State
+
+        @Immutable
         data class Ready(
             val items: List<SourceWithCount>,
             val selection: List<Long> = emptyList(),
             val showConfirmation: Boolean = false,
-        ) : State()
+        ) : State
     }
 }

app/src/main/java/eu/kanade/presentation/more/stats/StatsScreenState.kt

@@ -3,9 +3,9 @@ package eu.kanade.presentation.more.stats
 import androidx.compose.runtime.Immutable
 import eu.kanade.presentation.more.stats.data.StatsData
 
-sealed class StatsScreenState {
+sealed interface StatsScreenState {
     @Immutable
-    data object Loading : StatsScreenState()
+    data object Loading : StatsScreenState
 
     @Immutable
     data class Success(
@@ -13,5 +13,5 @@ sealed class StatsScreenState {
         val titles: StatsData.Titles,
         val chapters: StatsData.Chapters,
         val trackers: StatsData.Trackers,
-    ) : StatsScreenState()
+    ) : StatsScreenState
 }

app/src/main/java/eu/kanade/presentation/more/stats/data/StatsData.kt

@@ -1,28 +1,28 @@
 package eu.kanade.presentation.more.stats.data
 
-sealed class StatsData {
+sealed interface StatsData {
 
     data class Overview(
         val libraryMangaCount: Int,
         val completedMangaCount: Int,
         val totalReadDuration: Long,
-    ) : StatsData()
+    ) : StatsData
 
     data class Titles(
         val globalUpdateItemCount: Int,
         val startedMangaCount: Int,
         val localMangaCount: Int,
-    ) : StatsData()
+    ) : StatsData
 
     data class Chapters(
         val totalChapterCount: Int,
         val readChapterCount: Int,
         val downloadCount: Int,
-    ) : StatsData()
+    ) : StatsData
 
     data class Trackers(
         val trackedTitleCount: Int,
         val meanScore: Double,
         val trackerCount: Int,
-    ) : StatsData()
+    ) : StatsData
 }