export MYSQL_USER=...
export MYSQL_PASSWORD=...
export MYSQL_ROOT_PASSWORD=...
export MYSQL_DATABASE=...

docker run -d --name db -e MYSQL_DATABASE=${MYSQL_DATABASE} -e MYSQL_USER=${MYSQL_USER} -e MYSQL_PASSWORD=${MYSQL_PASSWORD} \
              -e MYSQL_ROOT_PASSWORD=${MYSQL_ROOT_PASSWORD} --health-cmd='mysqladmin -p${MYSQL_ROOT_PASSWORD} ping -h localhost' --health-interval=20s --health-retries=3 mariadb:latest