Update nginx.conf

nginx.conf

@@ -20,7 +20,7 @@ http {
     }
 
     location / {
-        proxy_pass http://localhost:7840/;
+        proxy_pass http://0.0.0.0:7840/;
         proxy_redirect off;
         proxy_http_version 1.1;
         proxy_set_header Upgrade $http_upgrade;