Additions to Ubuntu 24.04 LTS.

[db00t]

On a clean Ubuntu 24.04 LTS, this need to be installed.

sudo apt install python3-pip
pip install numpy --break-system-packages

Make sfcheck.py executable then run with this.
./sfcheck.py -p 7777 -v 192.168.1.2

[dopeghoti]

This will be mooted when I unify the UDP packet construction and deconstruction to just use struct rather than numpy in one and not the other. Good to know though and I'll keep this open until I get that done.