Channel badges: flat Material star (default) + heart (favorite) icons instead of text glyphs, so favorites no longer look like the default channel

app/shared/src/commonMain/kotlin/iris/ui/screens/ChatScreen.kt

@@ -42,7 +42,9 @@ import androidx.compose.foundation.text.KeyboardActions
 import androidx.compose.foundation.text.KeyboardOptions
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Favorite
 import androidx.compose.material.icons.filled.KeyboardArrowDown
+import androidx.compose.material.icons.filled.Star
 import androidx.compose.material3.AlertDialog
 import androidx.compose.material3.Button
 import androidx.compose.material3.CircularProgressIndicator
@@ -1080,6 +1082,32 @@ private fun IconImage(base64: String, size: Dp) {
     }
 }
 
+/**
+ * Trailing badges for a channel row: a star marks the default (home) channel,
+ * a heart marks a favorited channel. A channel that is both shows both.
+ */
+@Composable
+private fun ChannelBadges(ch: ChannelInfo) {
+    if (ch.isDefault) {
+        Spacer(modifier = Modifier.width(4.dp))
+        Icon(
+            imageVector = Icons.Filled.Star,
+            contentDescription = "Default channel",
+            modifier = Modifier.size(14.dp),
+            tint = IrisColors.textMuted,
+        )
+    }
+    if (ch.favorite) {
+        Spacer(modifier = Modifier.width(4.dp))
+        Icon(
+            imageVector = Icons.Filled.Favorite,
+            contentDescription = "Favorited",
+            modifier = Modifier.size(14.dp),
+            tint = IrisColors.textMuted,
+        )
+    }
+}
+
 /**
  * Long-press / right-click context menu for a channel row: rename, favorite
  * (state-aware), icon (state-aware), delete. The default channel cannot be
@@ -1234,12 +1262,13 @@ private fun ChannelDrawer(
                         ChannelAvatar(ch, 28.dp)
                         Spacer(modifier = Modifier.width(8.dp))
                         Text(
-                            ch.name + if (ch.isDefault || ch.favorite) " ★" else "",
+                            ch.name,
                             fontSize = 14.sp,
                             maxLines = 1,
                             overflow = TextOverflow.Ellipsis,
                             modifier = Modifier.weight(1f),
                         )
+                        ChannelBadges(ch)
                     }
                     ChannelContextMenu(
                         expanded = menuOpen,
@@ -1353,13 +1382,14 @@ private fun ChannelRail(
                         ChannelAvatar(ch, 28.dp)
                         Spacer(modifier = Modifier.width(8.dp))
                         Text(
-                            ch.name + if (ch.isDefault || ch.favorite) " ★" else "",
+                            ch.name,
                             fontSize = 14.sp,
                             color = if (isCurrent) IrisColors.primary else IrisColors.onSurface,
                             maxLines = 1,
                             overflow = TextOverflow.Ellipsis,
                             modifier = Modifier.weight(1f),
                         )
+                        ChannelBadges(ch)
                     }
                     ChannelContextMenu(
                         expanded = menuOpen,