Show HN: Tnk9x – Battle City remake in Go with ray-traced lighting

Play it right now: https://shpaker.github.io/tnk9x/ (controls: WASD to move, Space to shoot)

GitHub (stars welcome): https://github.com/shpaker/tnk9x

P.S. Once I got this rendering mode working, I sat down to test it and ended up completely hooked on playing it :)