Examine source code of BoBe by Booking-Better

{
  "name": "Bobe by Booking-Better",
  "version": "1.5",
  "description": "Effectuez vos recherches d'hôtels comme d’habitude sur 4 agences en ligne et découvrez les avantages de la réservation en direct.",
  "permissions": [
    "https://www.booking-better.com/*"
  ],
  "icons": {
    "16": "icons/extension_icon16.png",
    "32": "icons/extension_icon32.png",
    "48": "icons/extension_icon48.png",
    "128": "icons/extension_icon128.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "icons/disabled/extension_icon16.png",
      "32": "icons/disabled/extension_icon32.png",
      "48": "icons/disabled/extension_icon48.png",
      "128": "icons/disabled/extension_icon128.png"
    },
    "default_popup": "default.html"
  },
  "background": {
    "scripts": [
      "browser-polyfill.min.js",
      "background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.booking.com/*"
      ],
      "js": [
        "browser-polyfill.min.js",
        "booking.js"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "https://www.expedia.fr/*"
      ],
      "js": [
        "browser-polyfill.min.js",
        "expedia.js"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "https://www.kayak.fr/*"
      ],
      "js": [
        "browser-polyfill.min.js",
        "kayak.js"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "https://*.hotels.com/*"
      ],
      "js": [
        "browser-polyfill.min.js",
        "hotels.js"
      ],
      "run_at": "document_start"
    }
  ],
  "manifest_version": 2,
  "browser_specific_settings": {
    "gecko": {
      "id": "{3a75c5a8-5f69-4d34-b8d1-63595e4555f6}"
    }
  }
}