如何使用Nginx重定向HTTP请求和重写URL

server {
  listen 80;
  server_name ipkd.cn;
  
  //URL重写
  location /old-url {
    rewrite ^/old-url/(.*)$ /news/$1 last;
  }
  
  //HTTP请求重定向
  location /redirect-url {
    return 301 https://ipkd/news;
  }
}