fix: verify iTunes artist name matches query before using result

iTunes ranks by popularity, so searching "WRLD Tunes" returned Juice WRLD
first. Now fetches 5 results and picks the first where all query words
appear in the iTunes artist name, preventing false-positive matches.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/views.js

@@ -369,11 +369,19 @@ export async function loadArtistDetail(artist) {
     hasND ? api('getTopSongs',  `&artist=${encodeURIComponent(artist.name)}&count=10`) : Promise.resolve(null),
     knownItunes
       ? Promise.resolve([{ artistId: knownItunes }])
-      : itunesSearch(artist.name, 'musicArtist', 1),
+      : itunesSearch(artist.name, 'musicArtist', 5),
   ]);
 
-  const itunesArtistId = knownItunes
-    ?? (iArtistRes.status === 'fulfilled' ? (iArtistRes.value[0]?.artistId ?? null) : null);
+  // Verify name match — iTunes ranks by popularity, so "WRLD Tunes" would otherwise
+  // return "Juice WRLD" first. Require all query words to appear in the iTunes name.
+  const _normWords = s => new Set((s || '').toLowerCase().replace(/[^a-z0-9]/g, ' ').split(/\s+/).filter(Boolean));
+  const _queryWords = _normWords(artist.name);
+  const iArtistResults = iArtistRes.status === 'fulfilled' ? (iArtistRes.value || []) : [];
+  const iArtistMatch = iArtistResults.find(r => {
+    const rw = _normWords(r.artistName);
+    return _queryWords.size > 0 && [..._queryWords].every(w => rw.has(w));
+  });
+  const itunesArtistId = knownItunes ?? iArtistMatch?.artistId ?? null;
 
   // Phase 2 — iTunes data (needs artist ID)
   const [iAlbumsRes, iTracksRes] = itunesArtistId