tauri-workspace/core/tauri/scripts/isolation.js

// Copyright 2019-2024 Tauri Programme within The Commons Conservancy
// SPDX-License-Identifier: Apache-2.0
// SPDX-License-Identifier: MIT

window.addEventListener('DOMContentLoaded', () => {
  let style = document.createElement('style')
  style.textContent = __TEMPLATE_style__
  document.head.append(style)

  let iframe = document.createElement('iframe')
  iframe.id = '__tauri_isolation__'
  iframe.sandbox.add('allow-scripts')
  iframe.src = __TEMPLATE_isolation_src__
  document.body.append(iframe)
})