Add usbconsole module

src/modules/usbconsole/config

@@ -0,0 +1 @@
+# empty

src/modules/usbconsole/start_chroot_script

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+# USBConsole
+# Adds a console (getty) on the Raspberrys USB Port, useful for debugging headless setups without network
+# Use minicom or Coolterm to access your PI (Note: This has only been tested on the RPI4)
+# Written by Lukas Bachschwell
+# GPL V3
+########
+
+
+# Source error handling, leave this in place
+set -x
+set -e
+
+source /common.sh
+install_cleanup_trap
+
+
+echo "Enter usbconsole"
+systemctl enable serial-getty@ttyGS0
+
+
+# Note on raspberrypi gettys:
+# for a serial getty go not use the getty@ services (like getty@ttyGS0)
+# as these will hand when no device did connect to them and cause all kinds of funkey behaviour
+# like not being able to reboot the device without force
+
+echo "dtoverlay=dwc2" >> /boot/config.txt
+echo "dwc2" >> /etc/modules
+echo "g_serial" >> /etc/modules
+