Release v1.3.0: Multi-source downloads, audio analyzer resilience, mobile improvements

Major Features:
- Multi-source download system (Soulseek/Lidarr with fallback)
- Configurable enrichment speed control (1-5x)
- Mobile touch drag support for seek sliders
- iOS PWA media controls (Control Center, Lock Screen)
- Artist name alias resolution via Last.fm
- Circuit breaker pattern for audio analysis

Critical Fixes:
- Audio analyzer stability (non-ASCII, BrokenProcessPool, OOM)
- Discovery system race conditions and import failures
- Radio decade categorization using originalYear
- LastFM API response normalization
- Mood bucket infinite loop prevention

Security:
- Bull Board admin authentication
- Lidarr webhook signature verification
- JWT token expiration and refresh
- Encryption key validation on startup

Closes #2, #6, #9, #13, #21, #26, #31, #34, #35, #37, #40, #43

frontend/next.config.ts

@@ -1,5 +1,9 @@
 import type { NextConfig } from "next";
 
+const withBundleAnalyzer = require('@next/bundle-analyzer')({
+    enabled: process.env.ANALYZE === 'true',
+});
+
 const nextConfig: NextConfig = {
     // Allow dev origins for local network testing
     allowedDevOrigins: [
@@ -66,11 +70,8 @@ const nextConfig: NextConfig = {
         imageSizes: [16, 32, 48, 64, 96, 128, 256, 384],
         minimumCacheTTL: 60 * 60 * 24 * 7, // Cache for 7 days
         dangerouslyAllowSVG: true,
-        // Disable image optimization for internal API images
-        // Next.js Image Optimization has issues with proxied API endpoints
-        unoptimized: true,
     },
-    reactStrictMode: false,
+    reactStrictMode: true,
     async headers() {
         return [
             {
@@ -101,4 +102,4 @@ const nextConfig: NextConfig = {
     },
 };
 
-export default nextConfig;
+export default withBundleAnalyzer(nextConfig);