fix: add some comments

src/apis/requests/system/def-parameter.ts

@@ -18,5 +18,9 @@ export const postDefParameterPage = async (stationCode: string, pageQuery: PageP
 export const putDefParameter = async (stationCode: string, updateVO: DefParameterUpdateVO) => {
   const prefix = stationCode ? `/${stationCode}` : '';
   const resp = await ndmClient.put<Result<DefParameterResultVO>>(`${prefix}/api/system/defParameter`, { ...updateVO });
-  return resp;
+  const [err, defParameterData] = resp;
+  if (err || !defParameterData) {
+    throw err;
+  }
+  return defParameterData;
 };

src/pages/device-page.vue

@@ -301,7 +301,7 @@ const scrollDeviceTreeToSelectedDevice = (timeout: number = 500) => {
       <div>selectedKeys: {{ selectedKeys }}</div>
       <div>expandedKeys: {{ expandedKeys }}</div>
       <div>selectedDevice: {{ selectedDevice?.deviceId }}</div>
-      <NScrollbar style="width: 500px; height: 400px; border: solid 1px salmon">
+      <NScrollbar style="width: 800px; height: 400px; border: solid 1px salmon" x-scrollable>
         <pre>{{ selectedDevice }}</pre>
       </NScrollbar>
     </NLayoutContent>