terrain preview โ landmarks stay hidden until you land
drag to spin ยท tap a lit region to invade
tap a point to start/replay it ยท prerequisites auto-built ยท choices defaulted
every drawable resource ยท numbers match GRAPHICS.md ยท a sprite named <n>.png overrides the code art
<n>.png
tap a node to edit ยท tap its status to cycle ยท export the JSON to save