This script will update your docker-compose containers and update and upgrade Ubuntu.
Place the file inside your home directory like this /home/$USERNAME/update.sh. You must have your docker-compose.yml file in the following directory or else you will need to edit the script /home/$USERNAME/docker/docker-compose.yml.
You must have sudo permissions to run this script and you must set the file to executable.
To make the script executable use the following command:
sudo chmod +x update.sh
From your home directory where you placed the update.sh file run the following command:
sudo ./ubuntu-update.sh