docs(design): 删除磁盘监控设计文档并更新前端页面结构规范

- 删除 frontend/src/views/systemMonitor/2026-04-22-disk-monitor-design.md 设计文档
- 删除 frontend/src/views/tools/addLedger/API_DEBUG.md 调试文档
- 在 AGENTS.md 中新增前端页面结构归档章节，规范复杂工具页结构
- 明确 index.vue、components/、utils/ 职责边界和拆分原则
- 规定页面级类型和 contract 脚本管理方式
- 统一复杂页面拆分优先顺序和注意事项

frontend/src/stores/modules/tabs.ts

@@ -7,6 +7,11 @@ import { TABS_STORE_KEY } from '@/stores/constant'
 
 const keepAliveStore = useKeepAliveStore()
 
+const getCacheName = (tabItem: TabsMenuProps) => tabItem.cacheName || tabItem.name
+const shouldKeepAlive = (tabItem: TabsMenuProps) => tabItem.isKeepAlive !== false
+const getCacheNameList = (tabsMenuList: TabsMenuProps[]) =>
+    tabsMenuList.filter(shouldKeepAlive).map(getCacheName).filter(Boolean)
+
 export const useTabsStore = defineStore(TABS_STORE_KEY, {
     state: (): TabsState => ({
         tabsMenuList: []
@@ -21,12 +26,15 @@ export const useTabsStore = defineStore(TABS_STORE_KEY, {
                     this.tabsMenuList.push(tabItem)
                 }
             }
-            if (!keepAliveStore.keepAliveName.includes(tabItem.name) && tabItem.isKeepAlive) {
-                await keepAliveStore.addKeepAliveName(tabItem.name)
+            const cacheName = getCacheName(tabItem)
+            if (shouldKeepAlive(tabItem) && cacheName && !keepAliveStore.keepAliveName.includes(cacheName)) {
+                await keepAliveStore.addKeepAliveName(cacheName)
             }
         },
         // Remove Tabs
         async removeTabs(tabPath: string, isCurrent: boolean = true) {
+            const tabItem = this.tabsMenuList.find(item => item.path === tabPath)
+
             if (isCurrent) {
                 this.tabsMenuList.forEach((item, index) => {
                     if (item.path !== tabPath) return
@@ -37,8 +45,8 @@ export const useTabsStore = defineStore(TABS_STORE_KEY, {
             }
             this.tabsMenuList = this.tabsMenuList.filter(item => item.path !== tabPath)
             // remove keepalive
-            const tabItem = this.tabsMenuList.find(item => item.path === tabPath)
-            tabItem?.isKeepAlive && (await keepAliveStore.removeKeepAliveName(tabItem.name))
+            const cacheName = tabItem ? getCacheName(tabItem) : ''
+            cacheName && (await keepAliveStore.removeKeepAliveName(cacheName))
         },
         // Close Tabs On Side
         async closeTabsOnSide(path: string, type: 'left' | 'right') {
@@ -50,8 +58,7 @@ export const useTabsStore = defineStore(TABS_STORE_KEY, {
                 })
             }
             // set keepalive
-            const KeepAliveList = this.tabsMenuList.filter(item => item.isKeepAlive)
-            await keepAliveStore.setKeepAliveName(KeepAliveList.map(item => item.name))
+            await keepAliveStore.setKeepAliveName(getCacheNameList(this.tabsMenuList))
         },
         // Close MultipleTab
         async closeMultipleTab(tabsMenuValue?: string) {
@@ -59,12 +66,12 @@ export const useTabsStore = defineStore(TABS_STORE_KEY, {
                 return item.path === tabsMenuValue || !item.close
             })
             // set keepalive
-            const KeepAliveList = this.tabsMenuList.filter(item => item.isKeepAlive)
-            await keepAliveStore.setKeepAliveName(KeepAliveList.map(item => item.name))
+            await keepAliveStore.setKeepAliveName(getCacheNameList(this.tabsMenuList))
         },
         // Set Tabs
         async setTabs(tabsMenuList: TabsMenuProps[]) {
             this.tabsMenuList = tabsMenuList
+            await keepAliveStore.setKeepAliveName(getCacheNameList(this.tabsMenuList))
         },
         // Set Tabs Title
         async setTabsTitle(title: string) {