Mini-spire: a fast Slay the Spire RL environment in C++

I remember reading about Claude playing Pokemon Red when Sonnet 3.7 was released and thinking to myself "this is the wrong way to 'solve' Pokemon". An LLM taking pixel images as input and spitting out Gameboy actions seemed too slow and wasteful from a compute perspective. Obviously, I don't think Pokemon Red, a game many of us remember from our childhoods, is a hard-to-solve problem. Nor was…