docs(nginx): add example nginx reverse proxy configuration file

nginx_waas_site.conf

@@ -0,0 +1,16 @@
+server {
+    listen 80;
+    server_name deine-domain.de www.deine-domain.de; # Hier Domain eintragen
+
+    location / {
+        proxy_pass http://127.0.0.1:8080;
+        proxy_http_version 1.1;
+        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;
+    }
+}