feat(web-admin): add archive data-and-attachments ZIP export menu.

Extend ListExportDropdown with additional items and wire archive_zip on the plan-archive page.

Co-authored-by: Cursor <cursoragent@cursor.com>

web-admin/src/views/pl/plan-archive/index.vue

@@ -40,6 +40,7 @@
             :get-filter-params="getPlanArchiveExportFilterParams"
             :has-selection="true"
             :selected-ids="selectedRows.map((r) => r.id)"
+            :additional-menu-items="archiveZipMenuItems"
             filename="计划归档.xlsx"
           />
           <el-dropdown trigger="click" @command="handleBatchErpCommand">
@@ -1088,6 +1089,21 @@ function getPlanArchiveExportFilterParams() {
   return { exportFormat: 'archive', ...buildListQueryParams() }
 }
 
+const archiveZipMenuItems = [
+  {
+    command: 'filtered-zip',
+    label: '导出筛选结果（数据及附件 ZIP）',
+    withIds: false,
+    payloadExtra: { exportFormat: 'archive_zip' }
+  },
+  {
+    command: 'selected-zip',
+    label: '导出已选（数据及附件 ZIP）',
+    withIds: true,
+    payloadExtra: { exportFormat: 'archive_zip' }
+  }
+]
+
 const viewingPlan = ref<Plan | null>(null)
 
 function syncViewingPlanFromList() {