Step 1: clone the project with git
$ git clone https://github.com/dutsik/CloudflareBulkAlwaysOnlineUpdate.git
Step 2: go into the CloudflareBulkAlwaysOnlineUpdate
folder and run composer
$ cd CloudflareBulkAlwaysOnlineUpdate
$ composer install
Step 3: update the creds.php and run the script
$ php script.php
$ docker run --rm -it --volume $PWD:/app composer install
$ docker run -ti --init --rm -v $(pwd):/app/ php:8.1-cli php /app/script.php