sed -i.bak 's/DB_DATABASE=.*$/DB_DATABASE=bookstack/' .env
sed -i.bak 's/DB_USERNAME=.*$/DB_USERNAME=bookstack/' .env
sed -i.bak "s/DB_PASSWORD=.*\$/DB_PASSWORD=$DB_PASS/" .env
sed -i.bak 's/DB_DATABASE=.*$/DB_DATABASE=bookstack/' .env
sed -i.bak 's/DB_USERNAME=.*$/DB_USERNAME=bookstack/' .env
sed -i.bak "s/DB_PASSWORD=.*\$/DB_PASSWORD=$DB_PASS/" .env