Update default.conf

nginx/default.conf

@@ -18,6 +18,8 @@ server {
   root /usr/share/nginx/html;
 
   location /SERVICE_NAME/ {
+    add_header Content-Type: text/plain;
+    add_header Access-Control-Allow-Origin *;
     try_files $uri $uri/ /SERVICE_NAME/index.html?$query_string;
   }