localstorage key via query string

resource-graph-vite/src/saveLoad.ts

@@ -1,15 +1,20 @@
 import { defaultGame } from "./prefabs/game";
 import { Game, serializeGameToString, deserializeGame, deserializeGameFromString } from '@incgame/engine';
 
-const KEY_GAME = 'incgame';
+const DEFAULT_KEY_GAME = 'incgame';
+
+function getLocalStorageKey(): string {
+    const params = new URLSearchParams(window.location.search);
+    return params.get('game') || DEFAULT_KEY_GAME;
+}
 
 export function save(game: Game) {
-    localStorage.setItem(KEY_GAME, serializeGameToString(game));
+    localStorage.setItem(getLocalStorageKey(), serializeGameToString(game));
 }
 
 export function load(): Game {
     try {
-        const raw = localStorage.getItem(KEY_GAME);
+        const raw = localStorage.getItem(getLocalStorageKey());
         if (raw)
             return deserializeGameFromString(raw);
     } catch (e) {