Adds onStart calculator for live bubble authors

amethyst/src/main/java/com/vitorpamplona/amethyst/service/relayClient/reqCommand/channel/ChannelObservers.kt

@@ -38,6 +38,7 @@ import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.flow.distinctUntilChanged
 import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.flow.mapLatest
+import kotlinx.coroutines.flow.onStart
 
 @Composable
 fun observeChannel(baseChannel: Channel): State<ChannelState?> {
@@ -49,6 +50,7 @@ fun observeChannel(baseChannel: Channel): State<ChannelState?> {
         .collectAsStateWithLifecycle()
 }
 
+@OptIn(ExperimentalCoroutinesApi::class)
 @Composable
 fun observeChannelNoteAuthors(baseChannel: Channel): State<ImmutableList<User>> {
     ChannelFinderFilterAssemblerSubscription(baseChannel)
@@ -64,6 +66,11 @@ fun observeChannelNoteAuthors(baseChannel: Channel): State<ImmutableList<User>>
                         .mapNotNull { key, value -> value.author }
                         .toSet()
                         .toImmutableList()
+                }.onStart {
+                    baseChannel.notes
+                        .mapNotNull { key, value -> value.author }
+                        .toSet()
+                        .toImmutableList()
                 }.distinctUntilChanged()
                 .flowOn(Dispatchers.Default)
         }