Examine source code of DnD Beyond Kit

{
  "manifest_version": 3,
  "name": "DnD Beyond Kit",
  "description": "Translate, add common metrics, and add new features to your D&D Beyond pages.",
  "version": "0.24.0",
  "default_locale": "en",
  "icons": {
    "16": "images/icon-16.png",
    "32": "images/icon-32.png",
    "48": "images/icon-48.png",
    "128": "images/icon-128.png"
  },
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "images/icon-16.png",
      "32": "images/icon-32.png",
      "48": "images/icon-48.png",
      "128": "images/icon-128.png"
    }
  },
  "permissions": [
    "storage",
    "scripting",
    "activeTab"
  ],
  "host_permissions": [
    "https://www.dndbeyond.com/characters/*",
    "https://www.dndbeyond.com/monsters*",
    "https://www.dndbeyond.com/equipment*",
    "https://www.dndbeyond.com/magic-items*",
    "https://www.dndbeyond.com/spells*",
    "https://www.dndbeyond.com/homebrew/*"
  ],
  "content_scripts": [
    {
      "js": [
        "scripts/metrics.js",
        "scripts/backToTop.js",
        "scripts/lazyLoad.js",
        "scripts/lazyLoad.js",
        "scripts/libs/purify.min.js"
      ],
      "css": [
        "scripts/styles.css"
      ],
      "matches": [
        "https://www.dndbeyond.com/characters/*",
        "https://www.dndbeyond.com/monsters*",
        "https://www.dndbeyond.com/equipment*",
        "https://www.dndbeyond.com/magic-items*",
        "https://www.dndbeyond.com/spells*",
        "https://www.dndbeyond.com/homebrew/*"
      ]
    },
    {
      "js": [
        "scripts/translations.js"
      ],
      "matches": [
        "https://www.dndbeyond.com/characters/*"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "translations/pt-br.json",
        "translations/es-es.json",
        "translations/it-it.json",
        "translations/de-de.json",
        "translations/fr-fr.json",
        "translations/cs-cz.json",
        "translations/ja-jp.json",
        "translations/nl-nl.json",
        "translations/ru-ru.json",
        "translations/zh-tw.json",
        "translations/tr-tr.json",
        "translations/ko-kr.json",
        "translations/pl-pl.json",
        "translations/uk-ua.json"
      ],
      "matches": [
        "https://www.dndbeyond.com/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{9490fa16-7c34-11ef-b344-3e7bf1c93a1f}",
      "strict_min_version": "109.0"
    }
  }
}