Pwnagotchi
Pwnagotchi.ai installation guide
Adafruit PiRTC DS3231 remove the GPIO connector and then solder
2017 info on using DS3231 Real Time Clock
Waveshare e-ink display test utility
Networking
change ethernet gadget (usb network) to a stable MAC address (choose whatever mac you like)
add the following to the end of /boot/cmdline.txt
g_ether.host_addr=86:5A:EE:60:99:4B g_ether.dev_addr=86:5A:EE:60:99:4B
you can't use iwconfig to connect the wireless, you have to use wpa_supplicant