fix: 已出号后新一轮询价不带上一单字段

点名海运时丢掉旧陆运补问草稿，避免补字段误发填写样例图。

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

inquiry-agent/tests/test_sea_text_inquiry.py

@@ -28,6 +28,7 @@ from agent.handlers.group_collab import handle_group_collab
 from agent.handlers.text_inquiry import handle_text_inquiry
 from agent.ledger.memory_ledger import MemoryLedger
 from agent.policy import inquiry_copy as copy
+from agent.policy.air_text_flow import FlowSession
 from agent.policy.sea_text_flow import SeaTextInquiryFlow, reset_sea_text_flow_for_test
 from agent.schema.field_validate import SEA_COLLAB_FIELDS, validate_required_fields
 from agent.schema.tms_sea_query import assemble_sea_query
@@ -273,6 +274,39 @@ class SeaTextInquiryTests(unittest.TestCase):
         self.assertIn("贸易条款", "\n".join(self.replies))
         self.assertFalse((self.flow.session_of("s-miss").work_order_no or "").startswith("WO"))
 
+    def test_leftover_door_to_door_not_written_as_trade_terms(self) -> None:
+        """旧草稿里的门到门不能写到确认卡贸易条款。测服 WO202609200013。"""
+        leftover = {
+            "起运港": "纽约港",
+            "目的港": "巴生西港",
+            "品名": "机器设备",
+            "货量": "15件",
+            "整柜或拼柜": "整柜",
+            "箱型箱量": "40HQ*1",
+            "贸易条款": "门到门",
+        }
+        self.flow._save(
+            FlowSession(
+                sender_id="s-door",
+                thread_id="s-door",
+                phase="clarify",
+                business_line="SEA",
+                facts=leftover,
+            )
+        )
+        phase = self.flow.on_text(
+            sender_id="s-door",
+            text="海运、纽约港到巴生西港，机器设备，40HQ*1，整柜，1.5KG，15CBM，15件",
+            reply=self._reply,
+            injected_facts=dict(leftover),
+            injected_mode="SEA",
+        )
+        self.assertEqual(phase, "clarify")
+        joined = "\n".join(self.replies)
+        self.assertNotIn("贸易条款：门到门", joined)
+        self.assertIn("贸易条款", joined)
+        self.assertNotEqual(self.flow.session_of("s-door").facts.get("贸易条款"), "门到门")
+
     def test_harvest_class_from_reply_then_quotes(self) -> None:
         first = dict(COMPLETE_SEA)
         first.pop("运输分类")
@@ -321,6 +355,44 @@ class SeaTextInquiryTests(unittest.TestCase):
         self.assertEqual(sess.business_line, "SEA")
         self.assertEqual(sess.status, "已报价")
 
+    def test_new_round_after_ticket_does_not_reuse_old_facts(self) -> None:
+        """上一单已出号，新一轮不能带上旧贸易条款。"""
+        first = self.flow.on_text(
+            sender_id="s-round",
+            text="海运第一轮",
+            reply=self._reply,
+            injected_facts=COMPLETE_SEA,
+            injected_mode="SEA",
+        )
+        self.assertEqual(first, "wait_collab")
+        old_no = self.flow.session_of("s-round").work_order_no
+        self.assertTrue((old_no or "").startswith("WO"))
+        self.replies.clear()
+        incomplete = {
+            "起运港": "纽约港",
+            "目的港": "巴生西港",
+            "品名": "机器设备",
+            "货量": "15件",
+            "整柜或拼柜": "整柜",
+            "箱型箱量": "40HQ*1",
+            "运输分类": "Port to Port",
+        }
+        phase = self.flow.on_text(
+            sender_id="s-round",
+            text="海运、纽约港到巴生西港，机器设备，40HQ*1，整柜，1.5KG，15CBM，15件，Port to Port",
+            reply=self._reply,
+            injected_facts=incomplete,
+            injected_mode="SEA",
+        )
+        self.assertEqual(phase, "clarify")
+        joined = "\n".join(self.replies)
+        self.assertNotIn("贸易条款：FOB", joined)
+        self.assertNotIn("贸易条款：门到门", joined)
+        self.assertIn("贸易条款", joined)
+        sess = self.flow.session_of("s-round")
+        self.assertNotEqual(sess.facts.get("贸易条款"), "FOB")
+        self.assertNotEqual(sess.work_order_no, old_no)
+
     def test_handler_routes_sea_not_air_deferred(self) -> None:
         reset_sea_text_flow_for_test()
         from agent.channel.queue import MemoryMessageStore