Map Rando + Major Updates

- Full Map Rando mode: Logic-based room/door/item randomizer with solve order and reachability checks.
- Rando save system: per-seed saves plus back/forward save navigation shortcuts. Go back: L+SELECT+START, Go forward: R+SELECT+START
- Mini-map/pause-map upgrades: current room focus, rando layout display, compass/room metadata support.
- Mechanics fixes: jump/wall-jump tuning, faster stopping, pause/screenshot chord fixes, infinite jump/HUD tweaks.
- Boss/enemy updates: Bore Worm, TapeWorm swarm, Fat Worm, Colonel Kernel, viruses, acid tweaks.
- Rando achievements, icons/assets, docs, expanded tests + broad test coverage for rando generation/logic/save behavior.