Update nginx.conf

nginx.conf

@@ -9,7 +9,7 @@ http {
     listen 7860 default_server;
 
     location /kangas/ {
-        proxy_pass http://localhost:7640/kangas/;
+        proxy_pass http://0.0.0.0:7640/kangas/;
         proxy_redirect off;
         proxy_http_version 1.1;
         proxy_set_header Upgrade $http_upgrade;