According to schema dns_list should be an array and contain at least 1 item. So, user should not be able to leave dns list blank during installation.
Or the schema should be changed accordingly to allow user not to set dns list.
According to schema dns_list should be an array and contain at least 1 item.
So, user should not be able to leave dns list blank during installation.
Or the schema should be changed accordingly to allow user not to set dns list.