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async function polyfill() {
const { hydrateShadowRoots } = await import(
'@webcomponents/template-shadowroot/template-shadowroot.js'
);
window.addEventListener('DOMContentLoaded', () => hydrateShadowRoots(document.body), {
once: true,
});
}
const polyfillCheckEl = Document.parseHTMLUnsafe(
`<p><template shadowrootmode="open"></template></p>`
).querySelector('p');
if (!polyfillCheckEl?.shadowRoot) {
polyfill();
}
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