落地私聊空运询价与TMS报价回填，按后台模板出单。

查到价后把币种、单位、数量、单价、备注写入报价单，避免销售只看到光秃秃的金额。

Co-authored-by: Cursor <cursoragent@cursor.com>

inquiry-agent/agent/channel/queue.py

@@ -59,6 +59,7 @@ class OutboxItem:
     last_error: str = ""
     created_at: float = field(default_factory=time.time)
     dedupe_key: str = ""
+    payload: dict[str, Any] = field(default_factory=dict)
 
 
 class MemoryMessageStore:
@@ -140,8 +141,9 @@ class MemoryMessageStore:
         touser: str,
         content: str,
         dedupe_key: str = "",
+        payload: Optional[dict[str, Any]] = None,
     ) -> tuple[bool, str]:
-        """写入 outbox；dedupe_key 重复则跳过。"""
+        """写入 outbox；dedupe_key 重复则跳过。payload 可带企微模板卡。"""
         if not touser or not content:
             return False, "invalid_outbox"
         with self._lock:
@@ -154,6 +156,7 @@ class MemoryMessageStore:
                 touser=touser,
                 content=content,
                 dedupe_key=dedupe_key,
+                payload=dict(payload or {}),
             )
             self._outbox[item.id] = item
             self._outbox_event.set()