Bump version to 3.1.0

Signed-off-by: Sashanoraa <sasha@noraa.gay>

Add flake info to README

_incr_version script sets flake version

Add Nix flake

Add Nix dev env

Add license Hippocratic-3.0-full

Add license FAFLO-0.2

Update deps and remove time 0.1 from deps

time 0.1 can cause segfaults

Update arch package

Bump version to 3.0.0

Signed-off-by: Sashanoraa <sasha@noraa.gay>

New and Improved <3

I've deleted the git history for personal reasons