This is a prototype for a system that monitors who comes to your front door, and allows for the addition of new recognized name/face pairing via telegram. It will send pictures of unknown people, and simply announce known names.
install telegram-send, make a bot, connect it up.
https://github.com/ageitgey/face_recognition The facial recognition aspect is based on this, with the telegram backend added on.
Add this to the crontab to auto run once configured. @reboot python3 /home/pi/security.py &