diff --git a/backend/src/routes/calendar.js b/backend/src/routes/calendar.js
index e12464a..0562f31 100644
--- a/backend/src/routes/calendar.js
+++ b/backend/src/routes/calendar.js
@@ -1,24 +1,20 @@
-const express = require('express');
-const https   = require('https');
-const http    = require('http');
+const express  = require('express');
+const https    = require('https');
+const http     = require('http');
+const db       = require('../db');
 const { authenticate } = require('../middleware/auth');
-const router  = express.Router();
+const router   = express.Router();
 
-// Fetch mit Redirect-Unterstützung (bis 5 Hops)
+// Fetch mit Redirect-Unterstützung
 function fetchWithRedirects(url, hops = 0) {
   return new Promise((resolve, reject) => {
     if (hops > 5) return reject(new Error('Zu viele Redirects'));
     let parsed;
     try { parsed = new URL(url); } catch { return reject(new Error('Ungültige URL')); }
-
     const lib = parsed.protocol === 'https:' ? https : http;
     const req = lib.get(url, {
-      headers: {
-        'User-Agent': 'Mozilla/5.0 DickenDock/1.0',
-        'Accept': 'text/calendar, text/plain, */*',
-      }
+      headers: { 'User-Agent': 'Mozilla/5.0 DickenDock/1.0', 'Accept': 'text/calendar, text/plain, */*' }
     }, res => {
-      // Redirect folgen
       if ([301,302,303,307,308].includes(res.statusCode) && res.headers.location) {
         const next = res.headers.location.startsWith('http')
           ? res.headers.location
@@ -26,59 +22,48 @@ function fetchWithRedirects(url, hops = 0) {
         res.destroy();
         return fetchWithRedirects(next, hops + 1).then(resolve).catch(reject);
       }
-      if (res.statusCode !== 200)
-        return reject(new Error(`HTTP ${res.statusCode}`));
-
+      if (res.statusCode !== 200) return reject(new Error(`HTTP ${res.statusCode}`));
       let data = '';
       res.setEncoding('utf8');
-      res.on('data', d => {
-        data += d;
-        if (data.length > 3 * 1024 * 1024) { res.destroy(); reject(new Error('Feed zu groß (max 3MB)')); }
-      });
+      res.on('data', d => { data += d; if (data.length > 3*1024*1024) { res.destroy(); reject(new Error('Feed zu groß')); } });
       res.on('end', () => resolve(data));
     });
     req.on('error', reject);
-    req.setTimeout(10000, () => { req.destroy(); reject(new Error('Timeout nach 10s')); });
+    req.setTimeout(10000, () => { req.destroy(); reject(new Error('Timeout')); });
   });
 }
 
+// GET /fetch?url=...
 router.get('/fetch', authenticate, async (req, res) => {
   const { url } = req.query;
   if (!url) return res.status(400).json({ error: 'URL fehlt' });
-  try {
-    new URL(url); // validate
-  } catch { return res.status(400).json({ error: 'Ungültige URL' }); }
-
+  try { new URL(url); } catch { return res.status(400).json({ error: 'Ungültige URL' }); }
   try {
     const data = await fetchWithRedirects(url);
-    // Prüfen ob es wirklich iCal ist
     if (!data.includes('BEGIN:VCALENDAR'))
-      return res.status(502).json({ error: 'Kein gültiger iCal-Feed (BEGIN:VCALENDAR fehlt)' });
+      return res.status(502).json({ error: 'Kein gültiger iCal-Feed' });
     res.type('text/calendar; charset=utf-8').send(data);
-  } catch(e) {
-    res.status(502).json({ error: e.message });
-  }
+  } catch(e) { res.status(502).json({ error: e.message }); }
 });
 
-module.exports = router;
-
-// ── iCal Feed CRUD (gespeichert in DB statt localStorage) ────────────────────
-const db = require('../db');
-const { authenticate: auth } = require('../middleware/auth');
-
-router.get('/feeds', auth, (req, res) => {
+// GET /feeds
+router.get('/feeds', authenticate, (req, res) => {
   res.json(db.prepare('SELECT * FROM calendar_feeds WHERE user_id=? ORDER BY id').all(req.user.id));
 });
 
-router.post('/feeds', auth, (req, res) => {
+// POST /feeds
+router.post('/feeds', authenticate, (req, res) => {
   const { name, url, color='#4ecdc4' } = req.body;
   if (!name?.trim() || !url?.trim()) return res.status(400).json({ error: 'Name und URL erforderlich' });
   const r = db.prepare('INSERT INTO calendar_feeds (user_id,name,url,color) VALUES (?,?,?,?)').run(req.user.id, name.trim(), url.trim(), color);
   res.json(db.prepare('SELECT * FROM calendar_feeds WHERE id=?').get(r.lastInsertRowid));
 });
 
-router.delete('/feeds/:id', auth, (req, res) => {
+// DELETE /feeds/:id
+router.delete('/feeds/:id', authenticate, (req, res) => {
   const r = db.prepare('DELETE FROM calendar_feeds WHERE id=? AND user_id=?').run(req.params.id, req.user.id);
   if (!r.changes) return res.status(404).json({ error: 'Nicht gefunden' });
   res.json({ success: true });
 });
+
+module.exports = router;