Add some missing translations

dashboard/src/views/BackupAppArchivesView.vue

@@ -104,7 +104,7 @@ onMounted(async () => {
 
       <p v-html="$t('backups.archive.description')"></p>
 
-      <TableView :columns="columns" :model="archives" :busy="busy">
+      <TableView :columns="columns" :model="archives" :busy="busy" :placeholder="$t('archives.listing.placeholder')">
         <template #icon="archive">
           <img :src="archive.iconUrl || 'img/appicon_fallback.png'" v-fallback-image="API_ORIGIN + '/img/appicon_fallback.png'" height="24" width="24"/>
         </template>

dashboard/src/views/BackupListView.vue

@@ -418,7 +418,7 @@ onMounted(async () => {
         </div>
       </SettingsItem>
 
-      <TableView :columns="columns" :model="backups" :busy="busy" style="margin-top: 30px;">
+      <TableView :columns="columns" :model="backups" :busy="busy" style="margin-top: 30px;" :placeholder="$t('backups.listing.noBackups')">
         <template #preserveSecs="backup">
           <i class="fas fa-archive" v-show="backup.preserveSecs === -1" v-tooltip="$t('backups.listing.tooltipPreservedBackup')"></i>
         </template>

dashboard/src/views/BackupTargetsView.vue

@@ -131,17 +131,17 @@ function onActionMenu(target, event) {
     visible: target.provider === 'sshfs' || target.provider === 'cifs' || target.provider === 'nfs' || target.provider === 'ext4' || target.provider === 'xfs',
   }, {
     icon: 'fa-solid fa-clock',
-    label: 'Schedule and Retention',
+    label: t('backups.schedule.title'),
     action: onEditSchedule.bind(null, target),
   }, {
     icon: 'fa-solid fa-pencil-alt',
-    label: 'Edit',
+    label: t('main.dialog.edit'),
     action: onEdit.bind(null, target),
   }, {
     separator: true
   }, {
     icon: 'fa-solid fa-trash',
-    label: 'Remove',
+    label: t('volumes.removeVolumeDialog.removeAction'),
     disabled: target.primary,
     action: onRemoveTarget.bind(null, target),
   }];
@@ -182,6 +182,7 @@ onMounted(async () => {
         </template>
 
         <template #name="target">
+          <!-- TODO translate -->
           {{ target.name }} <span v-if="target.primary" class="text-muted">- used for updates</span>
         </template>