useradd $USERNAME
mkdir /home/$USERNAME
mkdir /home/$USERNAME/.ssh
chmod 700 /home/$USERNAME/.ssh
usermod -s /bin/bash $USERNAME
echo "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQClxraaf0yoYrLWhxD1gdFopR/20Z54spf4ecbAXTch42HLpMimFh18qNa4easbeP8SPjt94arV+BxHFmCaK41YsP1tJL/5I1DsnPyYew5ZJjWGBeGF7nMvht5ostKPOa+tpuQP/z5goE7gQxF+46nMnO2q7bHG4+6xl4fLq+yoWY8vpBgW6RUTPPExhHXaV+KxFBmroW1AXvcM2nxnrAQFcG6mvPhnIUpDjYtUvq48lch34MwuX+ckPYXCBinDTekS/ZV9/H4XjVsv/Uay3cAz5VG5SuwXsSCJfgMJFGw86wYRcFe401rnG1LnWJczHPCtzA6CuY25UdptcQYCH+lV birkhoff@Birkhoffs-MBPR.local" > /home/$USERNAME/.ssh/authorized_keys
chmod 400 /home/$USERNAME/.ssh/authorized_keys
chown $USERNAME:$USERNAME /home/$USERNAME -R
usermod -aG sudo $USERNAME