important cli commands
//set dev or production mode
//clean var and di folder
rm -rf ./var/di/* ./var/generation/* ./var/cache/*
./bin/magento deploy:mode:set {developer | production | default}
d:m:show // deploy:mode:show
//create static files
./bin/magento setup:static-content:deploy
//create admin user
./bin/magento admin:user:create --admin-user="admin" --admin-password="123123q" --admin-email="steffen@openstream.ch" --admin-firstname="Steffen" --admin-lastname="Wirth"