multipass launch
multipass launch --name ubuntu-lts-custom --cloud-init cloud-config.yaml
cloud-init
MULTIPASS_STORAGE
/Library/Logs/Multipass/multipassd.log
/var/run/multipass_socket
virt-install, --disk, --import
--arch
--extra-args
--graphics
--network (KVM)
--location
--cloud-init
--virt-type
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