lint: remove unused set functions from store files (6 fixes)

Co-Authored-By: Justin Edmund <justin@jedmund.com>

src/lib/stores/audio-preview.ts

@@ -1,4 +1,4 @@
-import { writable, derived, get } from 'svelte/store'
+import { writable } from 'svelte/store'
 
 interface AudioPreviewState {
 	currentAudio: HTMLAudioElement | null
@@ -7,7 +7,7 @@ interface AudioPreviewState {
 }
 
 function createAudioPreviewStore() {
-	const { subscribe, set, update } = writable<AudioPreviewState>({
+	const { subscribe, update } = writable<AudioPreviewState>({
 		currentAudio: null,
 		currentAlbumId: null,
 		isPlaying: false

src/lib/stores/media-selection.ts

@@ -11,7 +11,7 @@ interface MediaSelectionState {
 }
 
 function createMediaSelectionStore() {
-	const { subscribe, set, update } = writable<MediaSelectionState>({
+	const { subscribe, update } = writable<MediaSelectionState>({
 		isOpen: false,
 		mode: 'single',
 		fileType: 'all'

src/lib/stores/music-stream.ts

@@ -9,7 +9,7 @@ interface MusicStreamState {
 }
 
 function createMusicStream() {
-	const { subscribe, set, update } = writable<MusicStreamState>({
+	const { subscribe, update } = writable<MusicStreamState>({
 		connected: false,
 		albums: [],
 		lastUpdate: null
@@ -81,7 +81,7 @@ function createMusicStream() {
 					...state,
 					lastUpdate: new Date(data.timestamp)
 				}))
-			} catch (error) {
+			} catch (_error) {
 				// Old heartbeat format, ignore
 			}
 		})

src/lib/stores/now-playing-stream.ts

@@ -15,7 +15,7 @@ interface NowPlayingState {
 }
 
 function createNowPlayingStream() {
-	const { subscribe, set, update } = writable<NowPlayingState>({
+	const { subscribe, update } = writable<NowPlayingState>({
 		connected: false,
 		updates: new Map(),
 		lastUpdate: null

src/lib/stores/pane-manager.ts

@@ -5,7 +5,7 @@ interface PaneState {
 }
 
 function createPaneManager() {
-	const { subscribe, set, update } = writable<PaneState>({
+	const { subscribe, update } = writable<PaneState>({
 		activePane: null
 	})