- create ssh key:https://cloud.google.com/compute/docs/connect/create-ssh-keys
- add pub key to VM: https://cloud.google.com/compute/docs/connect/add-ssh-keys#os-login
- ssh connect to VM: https://cloud.google.com/compute/docs/connect/standard-ssh
Syncthing setup: https://www.linuxbabe.com/ubuntu/install-syncthing-ubuntu-desktop-server
This is useful for automated bash scripts.