Making a small change to the Vagrantfile in that setup will also expose the underlying Ignition port to other NIC’s on the host system, allowing other folks to connect to it as though Ignition were hosted on Windows 10 itself.
Removing the host_ip definition against localhost for port 8088 is all that you’d need. There might also be some interesting possibilities with using the “package box” feature of Vagrant to make restoring from a cloud image very easy on a new box…