Sources:
- https://howchoo.com/g/ote0ywmzywj/how-to-enable-ssh-on-raspbian-jessie-without-a-screen
- https://howchoo.com/g/ndy1zte2yjn/how-to-set-up-wifi-on-your-raspberry-pi-without-ethernet
cd /Volumes/boot
touch ssh
cd /Volumes/boot
vim wpa_supplicant.conf
ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
network={
ssid="YOUR_NETWORK_NAME"
psk="YOUR_PASSWORD"
key_mgmt=WPA-PSK
}