window.params = new Proxy(new URLSearchParams(window.location.search), {
  get: (searchParams, prop) => searchParams.get(prop),
});

window.loadScene = (sceneName) => {
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}

window.waitForEl = (selector) => {
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    }
    const observer = new MutationObserver(mutations => {
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        resolve(document.querySelector(selector));
        observer.disconnect();
      }
    });
    observer.observe(document.body, {
      childList: true,
      subtree: true
    });
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}