cargo fix, deleted left over file

earth theoretically implemented

cargo-fix

make clients send pingpong more often

adding player is pain

added player (yay) does it work? idk, client broke

fix double mutable borrow with replacement

yay broken, player initialization

recv position and planet data on the client

update frontend

physics engine start

yay merged the file swap (why git why)

haha oops apparently didnt add files (silly me)

fine core, added position packet

merge conflict generator (clean up naming of handler/manager in server/)

rename to manager.rs

stop mainloop when it errors - fix pingpong

fixup

fix the client

fix SLP