Can someone give me some guidance on install for the iso from here https://rancher.com/docs/os/v1.x/en/installation/running-rancheros/workstation/boot-from-iso/ .I thought it would boot from the iso and then one could install it. I don't see anything in the console when I start it. I've given it 3 gb's of ram. Is there any other setting required to get this to boot and install? Just wanted to take a look at this os