feat: extract track duration and bitrate during scans

apps/web/src/lib/api.ts

@@ -32,6 +32,7 @@ export type Track = {
   albumTitle: string
   trackNumber: number
   durationSeconds: number
+  bitrateKbps?: number
   contentType?: string
   coverArtId?: string
   playCount?: number

apps/web/src/pages/album-detail-page.tsx

@@ -103,7 +103,7 @@ export function AlbumDetailPage() {
               <div className="text-base text-slate-200">{formatDuration(track.durationSeconds)}</div>
               <div className="text-base text-slate-400">{track.playCount ?? 0}</div>
               <div className="text-base text-slate-400">{formatLastPlayed(track.lastPlayedAt)}</div>
-              <div className="text-base text-slate-200">—</div>
+              <div className="text-base text-slate-200">{formatBitrate(track.bitrateKbps)}</div>
               <div>
                 <span className="rounded-full bg-[#38455d] px-3 py-1 text-sm font-semibold text-white">{formatQuality(track)}</span>
               </div>
@@ -187,3 +187,10 @@ function formatQuality(track: Track) {
   }
   return 'AUDIO'
 }
+
+function formatBitrate(value?: number) {
+  if (!value) {
+    return '—'
+  }
+  return `${value} kbps`
+}