feat: 完成账号桌面快捷方式

- 新增 chrome.create_shortcut 使用 PowerShell WScript.Shell 生成 .lnk

- 快捷方式参数复用 Chrome 启动参数，包含调试端口、allow-origins 和账号 user-data-dir

- 在账号服务层和 Tab④ 增加快捷方式入口，不包含密码或密钥

- 补充 chrome/accounts/gui 测试并同步任务、API、路由、当前状态和进度文档

tests/test_chrome.py

@@ -111,6 +111,38 @@ class ChromeTests(TempDirMixin, unittest.TestCase):
 
         self.assert_removed(temp_dir)
 
+    def test_create_shortcut_writes_lnk_with_required_chrome_arguments(self):
+        with self.make_temp_dir() as temp_dir:
+            chrome_path = os.path.join(temp_dir, "Chrome App", "chrome.exe")
+            shortcut_path = os.path.join(temp_dir, "Desktop", "主店.lnk")
+            account = {
+                "alias": "alias",
+                "debug_port": 9222,
+                "user_data_dir": os.path.join(temp_dir, "profile with space"),
+            }
+            cfg = {"chrome_path": chrome_path}
+
+            with mock.patch("app.chrome.subprocess.run") as run:
+                result = chrome.create_shortcut(
+                    account,
+                    shortcut_path=shortcut_path,
+                    config=cfg,
+                )
+
+            self.assertEqual(os.path.abspath(shortcut_path), result)
+            run.assert_called_once()
+            command = run.call_args[0][0]
+            self.assertEqual("powershell", command[0])
+            script = command[-1]
+            self.assertIn("$shortcut.TargetPath", script)
+            self.assertIn(chrome_path, script)
+            self.assertIn("--remote-debugging-port=9222", script)
+            self.assertIn("--remote-allow-origins=*", script)
+            self.assertIn("--user-data-dir=", script)
+            self.assertIn("profile with space", script)
+
+        self.assert_removed(temp_dir)
+
     def test_is_running_and_wait_debug_ready(self):
         port = self.start_json_version_server()