Examine source code of Gatewatcher CTI

{
  "name": "Gatewatcher CTI",
  "description": "Gatewatcher CTI give up-to-date context-based information on cyber threats instantly accessible from your web browser.",
  "version": "1.5.0",
  "manifest_version": 3,
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-script.js"
      ],
      "css": [
        "styles.css"
      ]
    }
  ],
  "action": {
    "default_title": "Gatewatcher Extension",
    "default_popup": "index.html",
    "default_icon": "gw.png"
  },
  "permissions": [
    "activeTab",
    "contextMenus",
    "storage"
  ],
  "icons": {
    "16": "gw.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "cti-addon@gatewatcher.com",
      "strict_min_version": "109.0"
    }
  }
}