rewriting cors header in proxy

index.html

@@ -14,7 +14,7 @@ Response: <span id="response"></span>
 <script>
     $(function() {
         $.ajax({
-            url: 'http://192.168.2.214:3000/',
+            url: 'http://localhost:8080/service',
             success: res => {
                 $('#response').text(res);
             },

nginx-conf/default.conf.template

@@ -8,5 +8,7 @@ server {
 
     location /service {
         proxy_pass http://192.168.2.214:3000/;
+        proxy_hide_header Access-Control-Allow-Origin;
+        add_header Access-Control-Allow-Origin $http_origin;
     }
 }