Add backup stats in backup listing

dashboard/src/views/BackupListView.vue

@@ -6,7 +6,7 @@ const t = i18n.t;
 
 import { ref, onMounted, useTemplateRef } from 'vue';
 import { Button, Menu, ProgressBar, FormGroup, TextInput, Checkbox, TableView, Dialog } from '@cloudron/pankow';
-import { prettyLongDate, copyToClipboard } from '@cloudron/pankow/utils';
+import { prettyLongDate, copyToClipboard, prettyFileSize } from '@cloudron/pankow/utils';
 import { TASK_TYPES } from '../constants.js';
 import Section from  '../components/Section.vue';
 import SettingsItem from  '../components/SettingsItem.vue';
@@ -455,6 +455,7 @@ onMounted(async () => {
         <template #content="backup">
           <span v-if="backup.contents.length">{{ $t('backups.listing.appCount', { appCount: backup.contents.length }) }}</span>
           <span v-else>{{ $t('backups.listing.noApps') }}</span>
+          <span v-if="backup.stats"> ({{ backup.stats.fileCount }} files<span v-if="backup.stats.size"> - {{ prettyFileSize(backup.stats.size) }}</span>)</span>
         </template>
 
         <template #target="backup">{{ backup.target.name }}</template>