Moves internal content changes to derived states.

app/src/main/java/com/vitorpamplona/amethyst/ui/components/ExpandableRichTextViewer.kt

@@ -13,6 +13,7 @@ import androidx.compose.material.ButtonDefaults
 import androidx.compose.material.MaterialTheme
 import androidx.compose.material.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.derivedStateOf
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
@@ -50,10 +51,14 @@ fun ExpandableRichTextViewer(
         minOf(firstSpaceAfterCut, firstNewLineAfterCut)
     }
 
-    val text = if (showFullText) {
-        content
-    } else {
-        content.take(whereToCut)
+    val text by remember {
+        derivedStateOf {
+            if (showFullText) {
+                content
+            } else {
+                content.take(whereToCut)
+            }
+        }
     }
 
     Box {

app/src/main/java/com/vitorpamplona/amethyst/ui/components/RichTextViewer.kt

@@ -50,7 +50,6 @@ import java.net.MalformedURLException
 import java.net.URISyntaxException
 import java.net.URL
 import java.util.regex.Pattern
-import kotlin.time.ExperimentalTime
 
 val imageExtensions = listOf("png", "jpg", "gif", "bmp", "jpeg", "webp", "svg")
 val videoExtensions = listOf("mp4", "avi", "wmv", "mpg", "amv", "webm", "mov", "mp3")
@@ -113,7 +112,6 @@ class RichTextViewerState(
     val imageList: List<ZoomableUrlContent>
 )
 
-@OptIn(ExperimentalTime::class)
 @Composable
 private fun RenderRegular(
     content: String,