Examine source code of Warzone Idle Extractor

{
  "manifest_version": 3,
  "name": "Warzone Idle Extractor",
  "version": "0.2.2",
  "description": "Extracts data from the Warzone Idle game and opens the calculator.",
  "permissions": [
    "activeTab"
  ],
  "action": {
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "warzone-idle-extractor@warzone.jakim.it",
      "strict_min_version": "109.0"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.warzone.com/*",
        "https://warzone.com/*",
        "https://warzonecdn.com/*"
      ],
      "js": [
        "js/extractor.js",
        "js/content.js"
      ]
    }
  ],
  "icons": {
    "16": "icons/icon_16.png",
    "32": "icons/icon_32.png",
    "48": "icons/icon_48.png",
    "128": "icons/icon_128.png"
  }
}