Puzzle A playbook for grid/board puzzle games — the board model, move input, rule resolution (matching, pushing, logic), scoring, undo, and level progression. This is a compositional skill: it models board state and rules and presents them through a tilemap/UI. It does not re-teach tilemaps; it defines the resolution loop and the correctness rules (clean state, deterministic resolution, undo) that keep a puzzle fair and bug-free. When to use - Use when the game is a discrete board the player changes with moves, and the board resolves by rules : match-3/tile-matching, sokoban/block-pusher, sli…