airkjw
963d0d5dd6
Add TutorialOverlay widget (dim veil, message bubble, animated hand on dragPiece step, skip button) and wire it into game_screen: start on flow.index==0 when tutorialDone is false, forward onPlaced/onLineCleared events unconditionally from fxTick handler, and compute hand-path coordinates from board/tray RenderBox geometry.