Turn on FileVault:
fdesetup status # check status
sudo fdesetup enableIf not prompted when using git for the first time, manually install the XCode Command Line Tools:
xcode-select --installTo manually add keys to the macOS ssh-agent:
ssh-add -K ~/.ssh/id_rsaThe ssh-agent can then automatically load the key from the macOS keychain every time it needs it.
Update all submodules to the latest tips of their remote branches:
git submodule update --recursive --remote