落地陆运私聊文字询价：选项核对后再建单查价，并按线路拉产品进群。

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

inquiry-agent/agent/handlers/group_collab.py

@@ -81,6 +81,18 @@ def handle_group_inbound(
     if ticket is None:
         logger.info("group_inbound 对不上工单 chat=%s", chat_id)
         return "group_ignore"
+    if flow is None:
+        view0 = ticket_view(ticket)
+        line = str(
+            view0.get("business_line")
+            or view0.get("businessLine")
+            or getattr(ticket, "business_line", "")
+            or ""
+        ).upper()
+        if line == "LAND":
+            from agent.policy.land_text_flow import get_land_text_flow
+
+            engine = get_land_text_flow()
     ticket = hydrate_ticket(engine, ticket)
     if not _sender_allowed(ticket, message.sender_id):
         logger.info("group_inbound 忽略非成员 sender=%s chat=%s", message.sender_id, chat_id)