Clear runtime saves after editor save

main.lua

@@ -55,7 +55,9 @@ end
 -- Autosave on close so a position reached by moving within a room (short of a
 -- room-to-room transition, which already autosaves in nextRoom) survives.
 function love.quit()
-	if currentRoom then
+	-- An explicit editor save/clear removes the runtime copy intentionally;
+	-- don't immediately recreate it while shutting down.
+	if currentRoom and not suppressRuntimeAutosave then
 		currentRoom:save()
 		if gameWorld then gameWorld:setLastRoom(currentRoom.name) end
 	end