this is a parens-8 port of an old cart of mine. it has the lua code for the parens-8 language, and then parens-8 code for loading parens-8 game logic from ROM. you can find the full source for the game logic here
parens-8 is a lisp interpretercompiler designed specifically to bypass the lua token limit.
the idea: use a portion of your cart (between 330 and 900 tokens, depending on your use case) to store the parens-8 interpreter, offload performance noncritical code into strings, and then optionally into ROM.
the parens-8 github repo has detailed instructions on how to achieve this, and how to customize parens-8 to best fit your project.
let's look at an excerpt of the original lua code for baloonbomber: