fix: enhance changeCover function for URL safety and improve title updates in now-playing component

src/components/now-playing.vue

@@ -31,7 +31,15 @@ async function checkNowPlaying(api: string, username: string) {
 }
 
 function changeCover(artist: string, album: string, mbid: string): string {
-  return `${backendUrl}/cover/${artist.replace('/', '')}/${album}/${mbid ? mbid : '0'}`
+  // Убираем слеш на конце домена, если он там случайно остался
+  const baseUrl = backendUrl.replace(/\/$/, '')
+
+  // Кодируем спецсимволы и задаём 'unknown' для пустых значений
+  const safeArtist = encodeURIComponent(artist || 'unknown')
+  const safeAlbum = encodeURIComponent(album || 'unknown')
+  const safeMbid = mbid || '0'
+
+  return `${baseUrl}/cover/${safeArtist}/${safeAlbum}/${safeMbid}`
 }
 
 let timerId: ReturnType<typeof setTimeout>
@@ -61,9 +69,8 @@ onMounted(() => {
         if (header.value !== 'silence...') ChangeTitle(header, header.value, 'silence...')
         primary_color.value = '#656565'
         labelurl.value = '/default-cover.png'
-        if (artist.value != trackData[0].artist['#text'])
-          ChangeTitle(artist, artist.value, trackData[0].artist['#text'])
-        if (track.value != trackData[0].name) ChangeTitle(track, track.value, trackData[0].name)
+        ChangeTitle(artist, artist.value, 'today...')
+        ChangeTitle(track, track.value, "we're silnce...")
       }
     }
     timerId = setTimeout(updateSong, 10000)