fix spacetime builds in nested subdirectories

fix renderer

rendering work

fix build script for client

rename st to spacetime

remove justfile, add documentation on how to build

replace justfile with spacetime

[wip] spacetime build - build client with both texture loaders

[wip] spacetime build - add built spritesheets

[wip] spacetime build - add built sprites

[wip] spacetime build beginnings

fix the client ping system

alright lets go stuff broke again

Merge branch 'master' of https://gitlab.com/starkingdoms.tk/starkingdoms.tk

cargo fix, deleted left over file

earth theoretically implemented

[WIP! VERY WIP! SUPER WIP!] start working on rendering code - add please no touchy notice

[WIP! VERY WIP! SUPER WIP!] start working on rendering code

cargo-fix

make clients send pingpong more often