perf(base-S-T2): nitrogenMonitor 60s 裸轮询补句柄赋值与卸载清理

src/views/vent/monitorManager/nitrogenMonitor/index.vue

@@ -25,7 +25,7 @@
   </div>
 </template>
 <script setup lang="ts">
-import { onMounted, ref } from 'vue';
+import { onMounted, onUnmounted, ref } from 'vue'; // [perf-base-v1] 补 onUnmounted 用于清理轮询
 import BasicMonitoring from '/@/components/vent/BasicMonitoring.vue';
 import { useInitConfigs, useInitPage } from '../../home/configurable/hooks/useInit';
 import { nitrogenConfigs } from './nitrogen.data';
@@ -53,8 +53,10 @@ async function getDataSource() {
   }
 }
 
+// [perf-base-v1] 轮询句柄，卸载时清理，修复裸 setInterval 泄漏
+let interval: number | undefined;
 function initInterval() {
-  setInterval(() => {
+  interval = setInterval(() => {
     refresh();
   }, 60000);
 }
@@ -62,6 +64,9 @@ onMounted(() => {
   refresh();
   initInterval();
 });
+onUnmounted(() => {
+  clearInterval(interval);
+});
 </script>
 
 <style lang="less" scoped>