fix: Remove extra location

nginx.conf

@@ -30,17 +30,15 @@ server {
             set $upstream_host hnsns.net;
         }
 
-        # Use the named location without the @ prefix
-        proxy_pass https://dynamic_upstream;
-    }
-
-    location dynamic_upstream {
-        # Use a named location to set proxy_pass dynamically
+        # Set proxy_pass based on the chosen upstream
         proxy_pass https://$upstream_host;
+        
         proxy_ssl_verify off;
         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;
+
+        # Show which node served the request in logs
         add_header X-Load-Balancer-Node $upstream_addr;
         add_header X-Load-Balancer-Node-Name $upstream_host;
     }