Mus 10 issue playing music from jellyfin (#11)

* fix: proxy Jellyfin audio streams through backend to fix Docker playback

* fix: supportsShuffle on Jellyfin

frontend/src/lib/stores/player.svelte.ts

@@ -19,7 +19,6 @@ const MAX_HISTORY_LENGTH = 3;
 const SESSION_PERSIST_INTERVAL_MS = 5000;
 const JELLYFIN_REPORT_INTERVAL_MS = 10_000;
 const MAX_JELLYFIN_REPORT_FAILURES = 3;
-type JellyfinPlaybackUrlResponse = { url: string; seekable: boolean; playSessionId: string };
 
 function createPlayerStore() {
 	let currentSource = $state<PlaybackSource | null>(null);
@@ -106,10 +105,8 @@ function createPlayerStore() {
 			void reportNavidromeNowPlaying(item.trackSourceId);
 			return { source: createPlaybackSource('navidrome', { url: url!, seekable: true }), loadUrl: url };
 		}
-		const payload = await api.global.get<JellyfinPlaybackUrlResponse>(API.stream.jellyfin(item.trackSourceId));
-		const uq = [...queue]; uq[index] = { ...item, playSessionId: payload.playSessionId }; queue = uq;
-		isSeekable = payload.seekable;
-		return { source: createPlaybackSource('jellyfin', { url: payload.url, seekable: payload.seekable }), loadUrl: payload.url };
+		isSeekable = true;
+		return { source: createPlaybackSource('jellyfin', { url: url!, seekable: true }), loadUrl: url };
 	}
 
 	async function startJellyfinPlayback(index: number): Promise<void> {

frontend/src/lib/stores/playerSourceResolver.ts

@@ -10,7 +10,7 @@ export function resolveSourceUrl(item: QueueItem): string | undefined {
 		case 'navidrome':
 			return item.streamUrl ?? API.stream.navidrome(item.trackSourceId);
 		case 'jellyfin':
-			return undefined;
+			return API.stream.jellyfin(item.trackSourceId);
 	}
 }
 

frontend/src/routes/library/jellyfin/+page.svelte

@@ -139,7 +139,7 @@
 		getDefaultSortOrder: (field) => (field === 'SortName' ? 'Ascending' : 'Descending'),
 		supportsGenres: true,
 		supportsFavorites: true,
-		supportsShuffle: false,
+		supportsShuffle: true,
 		errorMessage: "Couldn't reach Jellyfin"
 	};