fix: 采集后关闭自动新建商品页

- 新增 close_tab 和 create_tab_info，区分断开 CDP 连接与关闭浏览器 target

- open_product 标记商品页是否本轮自动新建，collect 结束后只关闭自动新建 tab

- 保留用户原本打开的商品 tab，③ 更新流程暂不自动关闭页面

- 补充 editor tab 生命周期测试并同步架构、API、任务和进度文档

tests/test_editor_login.py

@@ -37,6 +37,20 @@ class FakeCDP:
         self.closed = True
 
 
+class FakeProductCDP:
+    def __init__(self, ws):
+        self.ws = ws
+        self.closed = False
+        self.sent = []
+
+    def send(self, method, params=None):
+        self.sent.append((method, params or {}))
+        return {}
+
+    def close(self):
+        self.closed = True
+
+
 def cookie(name, domain=".shopee.tw"):
     return {"name": name, "domain": domain}
 
@@ -133,6 +147,103 @@ class EditorLoginTests(unittest.TestCase):
         ):
             self.assertTrue(editor.is_logged_in({"debug_port": 9222}))
 
+    def test_open_product_marks_reused_existing_tab(self):
+        fake = FakeProductCDP("ws-existing")
+        with mock.patch(
+            "app.editor.find_product_tab",
+            return_value={"id": "target-existing", "webSocketDebuggerUrl": "ws-existing"},
+        ) as find_product_tab, mock.patch(
+            "app.editor.create_tab_info",
+        ) as create_tab_info, mock.patch(
+            "app.editor.CDP",
+            return_value=fake,
+        ), mock.patch("app.editor._ensure_page_domains"), mock.patch("app.editor._wait_ready"):
+            cdp = editor.open_product({"debug_port": 9222}, "51100639510")
+
+        self.assertIs(fake, cdp)
+        self.assertEqual("target-existing", cdp.target_id)
+        self.assertFalse(cdp.created_by_app)
+        self.assertEqual("127.0.0.1:9222", cdp.cdp_host)
+        find_product_tab.assert_called_once_with("51100639510", host="127.0.0.1:9222")
+        create_tab_info.assert_not_called()
+        self.assertIn(
+            (
+                "Page.navigate",
+                {
+                    "url": (
+                        "https://seller.shopee.tw/portal/product/51100639510"
+                        "?pageEntry=product_list&ignore-html-cache=1"
+                    )
+                },
+            ),
+            fake.sent,
+        )
+
+    def test_open_product_marks_auto_created_tab(self):
+        fake = FakeProductCDP("ws-new")
+        with mock.patch("app.editor.find_product_tab", return_value=None), mock.patch(
+            "app.editor.create_tab_info",
+            return_value={"id": "target-new", "webSocketDebuggerUrl": "ws-new"},
+        ) as create_tab_info, mock.patch(
+            "app.editor.CDP",
+            return_value=fake,
+        ), mock.patch("app.editor._ensure_page_domains"), mock.patch("app.editor._wait_ready"):
+            cdp = editor.open_product({"debug_port": 9223}, "51100639511")
+
+        self.assertEqual("target-new", cdp.target_id)
+        self.assertTrue(cdp.created_by_app)
+        self.assertEqual("127.0.0.1:9223", cdp.cdp_host)
+        create_tab_info.assert_called_once()
+
+    def test_collect_closes_only_auto_created_product_tab(self):
+        cdp = FakeProductCDP("ws-new")
+        cdp.target_id = "target-new"
+        cdp.created_by_app = True
+        cdp.cdp_host = "127.0.0.1:9222"
+
+        with mock.patch("app.editor.open_product", return_value=cdp), mock.patch(
+            "app.editor.read_title",
+            return_value="旧标题",
+        ), mock.patch(
+            "app.editor.read_cover_src",
+            return_value="https://down-ws-sg.vod.susercontent.com/cover.jpg",
+        ), mock.patch(
+            "app.editor.download_cover",
+            return_value="images/main/51100639510_old.jpg",
+        ), mock.patch("app.editor.close_tab", return_value=True) as close_tab:
+            result = editor.collect(
+                {"debug_port": 9222},
+                {"item_id": "51100639510", "old_cover_path": "old.jpg"},
+            )
+
+        self.assertEqual("旧标题", result["old_title"])
+        self.assertTrue(cdp.closed)
+        close_tab.assert_called_once_with("target-new", host="127.0.0.1:9222")
+
+    def test_collect_keeps_reused_product_tab_open(self):
+        cdp = FakeProductCDP("ws-existing")
+        cdp.target_id = "target-existing"
+        cdp.created_by_app = False
+        cdp.cdp_host = "127.0.0.1:9222"
+
+        with mock.patch("app.editor.open_product", return_value=cdp), mock.patch(
+            "app.editor.read_title",
+            return_value="旧标题",
+        ), mock.patch(
+            "app.editor.read_cover_src",
+            return_value="https://down-ws-sg.vod.susercontent.com/cover.jpg",
+        ), mock.patch(
+            "app.editor.download_cover",
+            return_value="images/main/51100639510_old.jpg",
+        ), mock.patch("app.editor.close_tab") as close_tab:
+            editor.collect(
+                {"debug_port": 9222},
+                {"item_id": "51100639510", "old_cover_path": "old.jpg"},
+            )
+
+        self.assertTrue(cdp.closed)
+        close_tab.assert_not_called()
+
 
 if __name__ == "__main__":
     unittest.main()