Add initial translation keys

src/renderer/features/playlists/routes/playlist-detail-song-list-route.tsx

@@ -2,6 +2,7 @@ import { useRef, useState } from 'react';
 import type { AgGridReact as AgGridReactType } from '@ag-grid-community/react/lib/agGridReact';
 import { Box, Group } from '@mantine/core';
 import { closeAllModals, openModal } from '@mantine/modals';
+import { useTranslation } from 'react-i18next';
 import { RiArrowDownSLine, RiArrowUpSLine } from 'react-icons/ri';
 import { generatePath, useNavigate, useParams } from 'react-router';
 import { PlaylistDetailSongListContent } from '../components/playlist-detail-song-list-content';
@@ -19,6 +20,7 @@ import { PlaylistSongListQuery, ServerType, SongListSort, SortOrder } from '/@/r
 import { usePlaylistSongList } from '/@/renderer/features/playlists/queries/playlist-song-list-query';
 
 const PlaylistDetailSongListRoute = () => {
+    const { t } = useTranslation();
     const navigate = useNavigate();
     const tableRef = useRef<AgGridReactType | null>(null);
     const { playlistId } = useParams() as { playlistId: string };
@@ -114,7 +116,7 @@ const PlaylistDetailSongListRoute = () => {
                     }
                 />
             ),
-            title: 'Save as',
+            title: t('common.saveAs', { postProcess: 'sentenceCase' }),
         });
     };