使用nginx反向代理，解决vue上线部署跨域问题解决

将http://127.0.0.1:8086 换成你自己的即可！看不懂可留言！

 location /chemical {
     proxy_pass http://127.0.0.1:8086;
     proxy_redirect off;
     proxy_set_header Host  $host;
     proxy_set_header X-Real-IP  $remote_addr;
     proxy_set_header X-Forwarded-For  $proxy_add_x_forwarded_for;
}