diff --git a/frontend/nginx.conf b/frontend/nginx.conf
index 1fa24a5..96c6c81 100644
--- a/frontend/nginx.conf
+++ b/frontend/nginx.conf
@@ -9,79 +9,37 @@ server {
     root /usr/share/nginx/html;
     index index.html;
 
-    # --- Backend-Routen: an Node-Backend weiterleiten ---
-    location /health {
+    # --- Backend-Routen: Alle API-Pfade in einem Block zusammenfassen ---
+    # Dies ist sauberer und stellt sicher, dass alle die gleiche Konfiguration verwenden.
+    location ~ ^/(api|auth|me|wallet|slot|admin|health)/ {
         proxy_pass http://bierbaron_backend;
         proxy_http_version 1.1;
+        
+        # Wichtige Header für die korrekte Funktionsweise hinter einem Proxy
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection 'upgrade';
         proxy_set_header Host $host;
+        proxy_cache_bypass $http_upgrade;
         proxy_set_header X-Real-IP $remote_addr;
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
         proxy_set_header X-Forwarded-Proto $scheme;
+
+        # --- DIE ENTSCHEIDENDE KORREKTUR ---
+        # Dieser Befehl zwingt NGINX, den Cookie-Header des Clients
+        # explizit an das Backend weiterzuleiten.
+        proxy_set_header Cookie $http_cookie;
     }
 
-    location /auth/ {
-        proxy_pass http://bierbaron_backend;
-        proxy_http_version 1.1;
-        proxy_set_header Host $host;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto $scheme;
-    }
-
-    location /api/ {
-        proxy_pass http://bierbaron_backend;
-        proxy_http_version 1.1;
-        proxy_set_header Host $host;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto $scheme;
-    }
-
-    location /wallet {
-        proxy_pass http://bierbaron_backend;
-        proxy_http_version 1.1;
-        proxy_set_header Host $host;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto $scheme;
-    }
-
-    location /slot/ {
-        proxy_pass http://bierbaron_backend;
-        proxy_http_version 1.1;
-        proxy_set_header Host $host;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto $scheme;
-    }
-
-    location /me {
-        proxy_pass http://bierbaron_backend;
-        proxy_http_version 1.1;
-        proxy_set_header Host $host;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto $scheme;
-    }
-
-    location /admin/ {
-        proxy_pass http://bierbaron_backend;
-        proxy_http_version 1.1;
-        proxy_set_header Host $host;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto $scheme;
-    }
-
-    # --- Statisches Frontend (SPA) ---
+    # --- Statisches Frontend (Single Page Application) ---
+    # Dieser Block fängt alle Anfragen ab, die nicht zur API gehören.
     location / {
         try_files $uri /index.html;
     }
 
-    # Optionale Caching-Regeln für Assets
+    # Optionale Caching-Regeln für statische Assets
     location ~* \.(js|css|png|jpg|jpeg|gif|svg|ico|webp|woff|woff2|ttf)$ {
         expires 7d;
         add_header Cache-Control "public, max-age=604800, immutable";
-        try_files $uri /index.html;
+        try_files $uri =404; # Gib 404 zurück, wenn Asset nicht gefunden wird
     }
 }
\ No newline at end of file