Teleport docs

How to make games for Teleport, with tp. These docs are being written.

Until they’re here, every game has the creator guide: tp new and every build write it into the game as .tp/guide.md, next to the engine’s typings in .tp/types/.

curl -fsSL https://teleport.softwarecrab.com/install.sh | sh
tp new my-game
tp dev my-game