Examine source code of Star-Head

{
  "description": "Cette extension officiellement dévellopé par la plateforme Star-Head vous permet de mettre à jour votre liste de vaisseaux en un clic.",
  "manifest_version": 2,
  "name": "Star-Head",
  "version": "1.3resigned1",
  "homepage_url": "https://star-head.com",
  "icons": {
    "48": "icons/border-48.png"
  },
  "browser_action": {
    "default_icon": "icons/border-48.png",
    "default_title": "Star-head",
    "default_popup": "sidebar/panel.html"
  },
  "permissions": [
    "storage",
    "tabs",
    "http://starhead/*",
    "webRequest"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://robertsspaceindustries.com/account/pledges"
      ],
      "js": [
        "borderify.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{09842d21-1533-46d4-bfd9-e6c7139d9623}"
    }
  }
}