lint: remove unused imports and variables in server files (6 fixes)

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

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

@@ -2,8 +2,7 @@ import { getAppleMusicHeaders } from './apple-music-auth'
 import type {
 	AppleMusicAlbum,
 	AppleMusicTrack,
-	AppleMusicSearchResponse,
-	AppleMusicErrorResponse
+	AppleMusicSearchResponse
 } from '$lib/types/apple-music'
 import { isAppleMusicError } from '$lib/types/apple-music'
 import { ApiRateLimiter } from './rate-limiter'
@@ -74,7 +73,7 @@ async function makeAppleMusicRequest<T>(endpoint: string, identifier?: string):
 						`Apple Music API Error: ${errorData.errors[0]?.detail || 'Unknown error'}`
 					)
 				}
-			} catch (e) {
+			} catch (_e) {
 				// If not JSON, throw the text error
 			}
 

src/lib/server/cache-manager.ts

@@ -111,7 +111,7 @@ export class CacheManager {
 		let totalDeleted = 0
 
 		// Clear all cache types that might contain this album
-		for (const [type, config] of this.cacheTypes) {
+		for (const [type] of this.cacheTypes) {
 			if (type.includes('album') || type.includes('notfound')) {
 				const deleted = await this.clearPattern(type, albumKey)
 				totalDeleted += deleted
@@ -162,4 +162,4 @@ export const cache = {
 		isNotFound: (artist: string, album: string) => CacheManager.get('apple-notfound', `${artist}:${album}`),
 		markNotFound: (artist: string, album: string, ttl?: number) => CacheManager.set('apple-notfound', `${artist}:${album}`, '1', ttl)
 	}
-}
+}

src/lib/server/cloudinary.ts

@@ -1,5 +1,5 @@
 import { v2 as cloudinary } from 'cloudinary'
-import type { UploadApiResponse, UploadApiErrorResponse } from 'cloudinary'
+import type { UploadApiResponse } from 'cloudinary'
 import { logger } from './logger'
 import { uploadFileLocally } from './local-storage'
 import { dev } from '$app/environment'
@@ -130,7 +130,6 @@ export async function uploadFile(
 
 		// Extract filename without extension
 		const fileNameWithoutExt = file.name.replace(/\.[^/.]+$/, '')
-		const fileExtension = file.name.split('.').pop()?.toLowerCase()
 
 		// Prepare upload options
 		const uploadOptions = {

src/lib/server/color-utils.ts

@@ -109,7 +109,6 @@ export function selectBestDominantColor(
 ): string {
 	const {
 		minPercentage = 2, // Ignore colors below this percentage
-		preferVibrant = true,
 		excludeGreys = false,
 		preferBrighter = true // Avoid very dark colors
 	} = options