落地海运协同群：测服靠会话存档听群话，报价单能带上协同字段。

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

inquiry-agent/agent/ledger/memory_ledger.py

@@ -36,6 +36,10 @@ class MemoryTicket:
     collab_chat_id: str = ""
     collab_facts: dict[str, str] = field(default_factory=dict)
     collab_member_ids: list[str] = field(default_factory=list)
+    product_ids: list[str] = field(default_factory=list)
+    product_names: list[str] = field(default_factory=list)
+    collab_ended: bool = False
+    attachments: list[dict[str, Any]] = field(default_factory=list)
     quote_file_ready: bool = False
 
 
@@ -367,17 +371,64 @@ class MemoryLedger:
         chat_id: str,
         member_ids: list[str],
         product_names: list[str] | None = None,
+        product_ids: list[str] | None = None,
     ) -> dict[str, Any]:
-        """记下协同群，不改六态。"""
-        _ = product_names
+        """记下协同群和产品姓名，不改六态。重启后群摘要还要靠这些名字 @ 到人。"""
         with self._lock:
             ticket = self._tickets.get(work_order_no)
             if ticket is None:
                 return {"ok": False, "error": "ticket_not_found"}
             ticket.collab_chat_id = (chat_id or "").strip()
             ticket.collab_member_ids = [str(x) for x in member_ids]
+            ticket.product_ids = [str(x) for x in (product_ids or [])]
+            ticket.product_names = [str(x).strip() for x in (product_names or []) if str(x).strip()]
             return {"ok": True, "chat_id": ticket.collab_chat_id}
 
+    def end_collab_group(self, *, work_order_no: str) -> dict[str, Any]:
+        """协同结束：不改六态，这单不能再拉群。"""
+        with self._lock:
+            ticket = self._tickets.get(work_order_no)
+            if ticket is None:
+                return {"ok": False, "error": "ticket_not_found"}
+            ticket.collab_ended = True
+            ticket.collab_facts["__ended"] = "1"
+            return {"ok": True, "collab_ended": True}
+
+    def attach_file(
+        self,
+        *,
+        work_order_no: str,
+        file_name: str,
+        object_key: str = "",
+        content_type: str = "",
+        sender_id: str = "",
+    ) -> dict[str, Any]:
+        """把群附件记到工单。不改六态。"""
+        with self._lock:
+            ticket = self._tickets.get(work_order_no)
+            if ticket is None:
+                return {"ok": False, "error": "ticket_not_found"}
+            row = {
+                "file_name": file_name,
+                "object_key": object_key or file_name,
+                "content_type": content_type,
+                "sender_id": sender_id,
+            }
+            ticket.attachments.append(row)
+            return {"ok": True, "file_name": file_name}
+
+    def upsert_product_quote(
+        self,
+        *,
+        work_order_no: str,
+        quote: dict[str, Any],
+        to_status: str = "已报价",
+    ) -> dict[str, Any]:
+        """产品报价盖 TMS 价。"""
+        return self.upsert_quote(
+            work_order_no=work_order_no, quote=quote, to_status=to_status
+        )
+
     def patch_collab_facts(
         self,
         *,