feat(web): AI 工作台会话与文档卡片渲染增强

- aiConversationHtmlRenderer 识别单据记录类表格并渲染为卡片列表，新增删除申请单详情的禁用占位链接
- aiWorkbenchConversationStore 增加草稿删除后会话链接失效处理，避免点击已删除单据跳转
- aiApplicationPreviewActions 调整提交/草稿调用路径，PersonalWorkbenchAiMode 接入新的会话存储与渲染
- ConfirmDialog/TravelRequestDeleteDialog/useAppShell/AppShellRouteView 配套适配，同步更新相关前端测试

web/src/components/shared/ConfirmDialog.vue

@@ -321,6 +321,55 @@ function handleCancel() {
   max-height: min(420px, calc(100dvh - 292px));
 }
 
+.shared-confirm-card--destructive {
+  width: min(420px, calc(100vw - 40px));
+  gap: 12px;
+  padding: 20px 22px;
+  border-color: rgba(var(--danger-rgb), 0.16);
+  border-radius: 6px;
+  background:
+    linear-gradient(180deg, rgba(255, 255, 255, 0.99), rgba(248, 250, 252, 0.97));
+  box-shadow:
+    0 18px 42px rgba(15, 23, 42, 0.16),
+    0 1px 0 rgba(255, 255, 255, 0.92) inset;
+}
+
+.shared-confirm-card--destructive .shared-confirm-badge {
+  min-height: 24px;
+  padding: 0 9px;
+  font-size: 11px;
+  font-weight: 850;
+}
+
+.shared-confirm-card--destructive h4 {
+  font-size: 19px;
+  line-height: 1.42;
+  font-weight: 850;
+}
+
+.shared-confirm-card--destructive p {
+  max-width: 34em;
+  color: #64748b;
+  font-size: 13px;
+  line-height: 1.65;
+}
+
+.shared-confirm-card--destructive .shared-confirm-actions {
+  gap: 8px;
+  padding-top: 2px;
+}
+
+.shared-confirm-card--destructive .shared-confirm-btn {
+  min-width: 112px;
+  min-height: 38px;
+  border-radius: 6px;
+  font-size: 13px;
+}
+
+.shared-confirm-card--destructive .shared-confirm-btn.confirm.danger {
+  box-shadow: 0 10px 20px rgba(var(--danger-rgb), 0.18);
+}
+
 .shared-confirm-card--compact h4 {
   font-size: 15px;
   line-height: 1.35;