where basic dev items tend to be stored - macOS version
ssh keys
~/.ssh
if you set up a VPS, add your public key:
cat << EOF > ~/.ssh/authorized_keys
[paste your public key here with CTRL-V]
EOF
to configure the OpenSSH daemon on the VPS:
cat << EOF > /etc/ssh/sshd_config
Include /etc/ssh/sshd_config.d/*.conf
PermitRootLogin prohibit-password
PubkeyAuthentication yes
PasswordAuthentication no
KbdInteractiveAuthentication no
UsePAM no
X11Forwarding no
PrintMotd no
AcceptEnv LANG LC_*
EOF