feat: add penEndHandler

src/components/query-board/index.vue

@@ -24,7 +24,7 @@ watch(containerRef, (container, _, onClanup) => {
   if (container) {
     const board = initBoard(container, storeData, false);
     console.log(board.tree);
-    window.board = board;
+    (window as any).board = board;
     onClanup(() => board.destory);
   }
 });