fix: send immediate greeting for each inbound message

core/orchestrator.py

@@ -256,15 +256,6 @@ class SystemOrchestrator:
             sanitized.append(normalized)
         return sanitized
 
-    @staticmethod
-    def _ensure_first_reply_presence(text: str) -> str:
-        cleaned = str(text or "").strip()
-        if not cleaned:
-            return "在呢"
-        if cleaned.startswith(("在呢", "在哈", "在的", "在哦", "在")):
-            return cleaned
-        return f"在呢，{cleaned}"
-
     @staticmethod
     def _extract_designer_name(transfer_cmd: str) -> str:
         text = str(transfer_cmd or "").strip()
@@ -424,7 +415,22 @@ class SystemOrchestrator:
                 if std_msg.msg_id in self._processed_msg_ids: return
                 self._processed_msg_ids.append(std_msg.msg_id)
 
-            # 进入防抖（使用 session_key 隔离不同店铺）
+            # 每次收到客户新消息：先立即回一条固定承接，不经过 AI
+            first_greet = StandardResponse(
+                reply_content="在的 亲",
+                metadata={"acc_id": std_msg.acc_id, "acc_type": std_msg.acc_type},
+            )
+            await self.qianniu_adapter.translate_outbound(first_greet, user_id)
+            await repo.save_chat(
+                platform,
+                user_id,
+                first_greet.reply_content,
+                "out",
+                acc_id=std_msg.acc_id,
+                msg_type=first_greet.msg_type,
+            )
+
+            # 进入防抖（使用 session_key 隔离不同店铺） 
             if session_key in self._debounce_tasks: self._debounce_tasks[session_key].cancel()
             if session_key not in self._pending_messages: self._pending_messages[session_key] = []
             self._pending_messages[session_key].append(std_msg)
@@ -634,19 +640,12 @@ class SystemOrchestrator:
                     total_elapsed = time.time() - process_start
                     logger.info(f"[计时] user={user_id} AI思考: {ai_elapsed:.1f}s | 总耗时: {total_elapsed:.1f}s")
 
-                is_new_customer_first_turn = len(ai_history) == 0
-
                 # F. 发送并记录时间
                 if std_res.should_reply:
                     std_res.reply_content = self._sanitize_outbound_text(std_res.reply_content)
                     meta = dict(std_res.metadata or {})
                     meta.update({"acc_id": acc_id, "acc_type": acc_type})
-                    if is_new_customer_first_turn and "[转移会话]" in std_res.reply_content:
-                        if not str(meta.get("transfer_prelude") or "").strip():
-                            meta["transfer_prelude"] = "在呢，我叫设计师看下哈"
                     std_res.metadata = meta
-                    if is_new_customer_first_turn and "[转移会话]" not in std_res.reply_content and int(std_res.msg_type or 0) == 0:
-                        std_res.reply_content = self._ensure_first_reply_presence(std_res.reply_content)
 
                     # 转接场景：先发一句安抚话，再发转接指令
                     if "[转移会话]" in std_res.reply_content: