server {
  listen 80;
  server_name dudududu.com;

  
  location / {
      proxy_pass http://116.15.116.123:3002/sites/home-full/;
  }
  
}

I want to see the http://116.15.116.123:3002/sites/home-full/ effect,
but always return http://116.15.116.123:3002 effect,

add

http://116.15.116.123:3002/sites/home-full/