feat: Radio Plugin – 3D Globe mit weltweiten Radiosendern

- Radio Garden API Client (30K+ Orte, Sender-Suche, Stream-URL Auflösung)
- Discord Voice Streaming via ffmpeg (PCM Pipeline)
- Interactive 3D Globe (globe.gl) mit allen Radiosender-Standorten
- Sender-Panel mit Play/Stop/Favoriten
- Live-Suche nach Sendern und Städten
- Now-Playing Bar mit Equalizer-Animation
- Guild/Voice-Channel Auswahl
- SSE Broadcasting für Live-Updates
- Favoriten-System mit Persistenz
- Responsive Design (Mobile/Tablet/Desktop)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

server/src/index.ts

@@ -4,6 +4,7 @@ import client from './core/discord.js';
 import { addSSEClient, removeSSEClient, sseBroadcast, getSSEClientCount } from './core/sse.js';
 import { loadState, getFullState } from './core/persistence.js';
 import { getPlugins, registerPlugin, PluginContext } from './core/plugin.js';
+import radioPlugin from './plugins/radio/index.js';
 
 // ── Config ──
 const PORT = Number(process.env.PORT ?? 8080);
@@ -68,10 +69,7 @@ app.get('/api/plugins', (_req, res) => {
   })));
 });
 
-// ── SPA Fallback ──
-app.get('*', (_req, res) => {
-  res.sendFile(path.join(import.meta.dirname ?? __dirname, '..', '..', 'web', 'dist', 'index.html'));
-});
+// NOTE: SPA fallback is added in boot() AFTER plugin routes
 
 // ── Discord Ready ──
 client.once('ready', async () => {
@@ -87,8 +85,8 @@ client.once('ready', async () => {
 
 // ── Init Plugins ──
 async function boot(): Promise<void> {
-  // --- Load plugins dynamically here ---
-  // Example: import('./plugins/soundboard/index.js').then(m => registerPlugin(m.default));
+  // ── Register plugins ──
+  registerPlugin(radioPlugin);
 
   // Init all plugins
   for (const p of getPlugins()) {
@@ -101,6 +99,11 @@ async function boot(): Promise<void> {
     }
   }
 
+  // SPA Fallback (MUST be after plugin routes)
+  app.get('*', (_req, res) => {
+    res.sendFile(path.join(import.meta.dirname ?? __dirname, '..', '..', 'web', 'dist', 'index.html'));
+  });
+
   // Start Express
   app.listen(PORT, () => console.log(`[HTTP] Listening on :${PORT}`));