Polish per-answer thinking disclosure

app/MindWork AI Studio/Tools/AIJobs/AIJobService.cs

@@ -396,10 +396,12 @@ public sealed class AIJobService(SettingsManager settingsManager, MessageBus mes
                 return false;
 
             var aiText = state.ChatGenerationRequest.AIText;
-            aiText.InitialRemoteWait = false;
             aiText.IsStreaming = true;
             aiText.ApplyStreamChunk(contentStreamChunk);
 
+            // The waiting animation stays until the answer itself starts, cf. ContentText:
+            aiText.InitialRemoteWait = aiText.Text.Length is 0;
+
             if (state.Snapshot.Status is not AIJobStatus.RUNNING)
             {
                 state.Snapshot = state.Snapshot with