feat: link albums to Apple Music when available

- Add URL field to Apple Music data type
- Include Apple Music URL in album transformation
- Prioritize Apple Music links over Last.fm in Album component
- Falls back to Last.fm URL when Apple Music data unavailable

🤖 Generated with [Claude Code](https://claude.ai/code)

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

src/lib/components/Album.svelte

@@ -102,6 +102,9 @@
 	const isNowPlaying = $derived(album?.isNowPlaying ?? false)
 	const nowPlayingTrack = $derived(album?.nowPlayingTrack)
 	
+	// Use Apple Music URL if available, otherwise fall back to Last.fm
+	const albumUrl = $derived(album?.appleMusicData?.url || album?.url || '#')
+	
 	// Debug logging
 	$effect(() => {
 		if (album && (isNowPlaying || album.isNowPlaying)) {
@@ -118,7 +121,7 @@
 	{#if album}
 		<div class="album-wrapper">
 			<a
-				href={album.url}
+				href={albumUrl}
 				target="_blank"
 				rel="noopener noreferrer"
 				onmouseenter={() => {

src/lib/server/apple-music-client.ts

@@ -508,6 +508,7 @@ export async function transformAlbumData(appleMusicAlbum: AppleMusicAlbum) {
 			? attributes.artwork.url.replace('{w}x{h}', '3000x3000')
 			: undefined,
 		previewUrl,
+		url: attributes.url,
 		// Store additional metadata for future use
 		genres: attributes.genreNames,
 		releaseDate: attributes.releaseDate,

src/lib/types/lastfm.ts

@@ -33,6 +33,7 @@ export interface Album {
 		appleMusicId?: string
 		highResArtwork?: string
 		previewUrl?: string
+		url?: string
 		genres?: string[]
 		releaseDate?: string
 		trackCount?: number