Aurora SpotiRip desktop and web app

- Spotify playlist, library, album and artist browsing with in-app playback
- Song, playlist and album downloads via spotdl with YouTube and Bandcamp fallbacks
- Electron desktop app (castLabs Widevine) with a permanent sidebar layout
- Linux and Windows packaging scripts

loadEnv.js

@@ -0,0 +1,7 @@
+import fs from 'fs'
+      
+      const envConfig = JSON.parse(fs.readFileSync('env.json', 'utf8'));
+      
+      Object.keys(envConfig).forEach(key => {
+        process.env[key] = envConfig[key];
+      });