fix(chat): track replies by queued batch

src/stores/chat/chat-machine.actors.ts

@@ -242,10 +242,11 @@ function createMessageQueueActor(
   const queue = new MessageQueue();
 
   queue.setConsumer(async (content) => {
+    sendBack({ type: "ChatQueuedSendStarted" });
     try {
       if (mode === "wsPreferred") {
         const ws = getActiveChatWebSocket();
-        if (ws?.sendMessage(content)) return true;
+        if (ws?.sendMessage(content)) return;
         log.debug("[chat-machine] message queue fallback to HTTP", {
           contentLength: content.length,
         });
@@ -253,7 +254,6 @@ function createMessageQueueActor(
 
       const output = await sendMessageViaHttp(content);
       sendBack({ type: "ChatQueuedHttpDone", output });
-      return true;
     } catch (error) {
       const errorMessage =
         error instanceof Error ? error.message : "Message send failed";
@@ -266,7 +266,6 @@ function createMessageQueueActor(
         content,
         errorMessage,
       });
-      return true;
     }
   });