feat: 增加反馈消息闭环相关功能及文件

新增反馈目标登录白名单、账户切换守卫、待确认反馈存储、缓存生命周期管理，补充相关文档及截图，完善消息跳转逻辑

packages/account/messages/messages.uvue

@@ -38,7 +38,7 @@
     const categoryLabel = computed((): string => tabs.find((item: MessageTab): boolean => item.type == tab.value)?.label ?? '')
     const snapshotId = ref(''); const nextBeforeId = ref(''); const loading = ref(false); const loadingMore = ref(false)
     const marking = ref(false); const opening = ref(''); const error = ref(''); const actionError = ref(''); const paginationError = ref('')
-    let visible = false; let generation = 0
+    let visible = false; let generation = 0; let owner = ''
     const login = () => { uni.redirectTo({ url: '/packages/account/login/login?resumeMessages=1' }) }
     const reset = () => { notices.value = []; unreadCount.value = 0; snapshotId.value = ''; nextBeforeId.value = ''; error.value = ''; actionError.value = ''; paginationError.value = ''; marking.value = false; opening.value = ''; loading.value = false; loadingMore.value = false }
     // UTS原生端不支持局部函数前向引用，账户切换回调在加载函数声明后绑定。
@@ -55,6 +55,8 @@
         if (!visible || loading.value || loadingMore.value || marking.value || opening.value.length > 0) return
         const token = getSession()?.getString('token') ?? ''
         if (token.length == 0) { reset(); login(); return }
+        if (append && token != owner) { generation++; reset(); reloadAfterAccountChange(); return }
+        owner = token
         const request = append ? generation : ++generation
         if (append) { if (nextBeforeId.value.length == 0) return; loadingMore.value = true; paginationError.value = '' }
         else { reset(); loading.value = true }
@@ -78,6 +80,7 @@
     const changeTab = (type: string) => { if (type == tab.value || marking.value || opening.value.length > 0) return; generation++; reset(); tab.value = type; reload() }
     const openNotice = async (item: UserMessage) => {
         if (opening.value.length > 0 || marking.value || loading.value || loadingMore.value) return
+        if (!current(generation, owner)) return
         const token = getSession()?.getString('token') ?? ''; if (token.length == 0) { login(); return }
         const request = generation; opening.value = item.id; actionError.value = ''
         try {
@@ -86,7 +89,7 @@
             const unread = await readMessage(item.id)
             if (!current(request, token)) return
             item.isRead = true; unreadCount.value = unread
-            uni.showModal({ title: detail.item.title, content: detail.item.content + (detail.targetUnavailable ? '\n关联评估已不可用，可从融资档案查看其他记录。' : ''),
+            uni.showModal({ title: detail.item.title, content: detail.item.content + (detail.targetUnavailable ? '\n关联记录已不可用，请刷新或查看其他记录。' : ''),
                 showCancel: detail.targetUrl.length > 0, cancelText: '关闭', confirmText: detail.targetLabel.length > 0 ? detail.targetLabel : '知道了',
                 success: (result) => { if (result.confirm && detail.targetUrl.length > 0 && current(request, token)) uni.navigateTo({ url: detail.targetUrl }) } })
         } catch (err) { if (current(request, token)) actionError.value = err instanceof Error ? err.message : '消息读取失败，请重试' }
@@ -94,6 +97,7 @@
     }
     const markAllRead = async () => {
         if (marking.value || opening.value.length > 0 || loading.value || loadingMore.value || snapshotId.value.length == 0 || snapshotId.value == '0') return
+        if (!current(generation, owner)) return
         const token = getSession()?.getString('token') ?? ''; if (token.length == 0) { login(); return }
         const request = generation; marking.value = true; actionError.value = ''
         try {