◾️ install apache/docker (ref site)
    $sudo apt install apache2
    $sudo su - 
    $apt install docker.io
    $docker search bwapp |more
    $docker pull raesene/bwapp
    $docker run -d -p 81:80 raesene/bwapp
    $docker ps◾️ add firewall(allow 81 port) in VPC network
◾️ access url

