fix extra deck

src/stores/matStore/store.ts

 /* eslint valtio/avoid-this-in-proxy: 0 */
 import { Omit } from "@react-spring/web";
-import { proxy } from "valtio";
 import _ from "lodash";
+import { proxy } from "valtio";
+
 import { ygopro } from "@/api";
 
 import type { InitInfo, MatState } from "./types";

src/ui/WaitRoom.tsx

@@ -19,6 +19,7 @@ import {
   Space,
   Upload,
 } from "antd";
+import { clone } from "lodash-es";
 import React, { useEffect, useState } from "react";
 import { useNavigate, useParams } from "react-router-dom";
 import rustInit from "rust-src";
@@ -142,7 +143,7 @@ const WaitRoom = () => {
     sendUpdateDeck(deck);
     setChoseDeck(true);
 
-    window.myExtraDeckCodes = deck.extra;
+    window.myExtraDeckCodes = clone(deck.extra);
   };
 
   const handleChoseDeck = async (deckName: string) => {