anchor.diff:  
       keepalive_timeout 5;
   
  -    if ($request_uri ~ /health_check) {
  -      set $action "${action}_health_check";
  -    }
  -
       location / {
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
         proxy_set_header Host $http_host;
  
positive.code: user nginx;
  worker_processes 4;
  
  error_log  /var/log/nginx/error.log;
  pid        /var/run/nginx.pid;
  
  events {
    worker_connections  1024;
  }
  
  http {
  
negative.code: 
        proxy_pass $upstream_endpoint;
      }
    }
  }
  