Examine source code of TestCase Studio Pro

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  "action": {
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    "scripts": [
      "extension/background.js"
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  "browser_specific_settings": {
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    }
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    "<all_urls>"
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  "permissions": [
    "contextMenus",
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    "storage",
    "tabs",
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    "scripting",
    "webNavigation"
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  "content_scripts": [
    {
      "run_at": "document_start",
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        "<all_urls>"
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        "content-script/contentScript.css"
      ],
      "js": [
        "content-script/browser-polyfill.min.js",
        "content-script/playwrightnew.js",
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        "content-script/record-script.js",
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