mkdir /opt/cloudflare

echo 'dns_cloudflare_api_token = "12345678912345t6789123456780"' > /opt/cloudflare/credentials

cd /opt/cloudflare && wget https://git.moelle.space/hxcde/docker-cloudflare-ssl/raw/branch/main/docker-compose.yml

Edit Cron, add:

0 1 */5 * *  cd /opt/cloudflare/ && docker-compose up > /opt/cloudflare/cron.log