Examine source code of Stayly - Better Hotel Deals

{
  "manifest_version": 3,
  "name": "Stayly - Better Hotel Deals",
  "version": "1.0.1",
  "description": "Smart travel hack to find the best deals no matter where you browse.",
  "permissions": [
    "activeTab",
    "storage"
  ],
  "host_permissions": [
    "https://api.stayly.me/*"
  ],
  "background": {
    "scripts": [
      "src/background/background.js"
    ],
    "service_worker": "src/background/background.js",
    "preferred_environment": [
      "document",
      "service_worker"
    ]
  },
  "action": {
    "default_icon": {
      "16": "assets/images/icon16.png",
      "32": "assets/images/icon32.png",
      "48": "assets/images/icon48.png",
      "128": "assets/images/icon128.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.booking.com/*"
      ],
      "js": [
        "src/content/sites/booking/search.js",
        "src/content/sites/booking/detail.js",
        "src/content/shared/content.js"
      ],
      "css": [
        "src/content/shared/styles.css"
      ]
    },
    {
      "matches": [
        "https://*.hotels.com/*"
      ],
      "js": [
        "src/content/sites/hotels/search.js",
        "src/content/sites/hotels/detail.js",
        "src/content/shared/content.js"
      ],
      "css": [
        "src/content/shared/styles.css"
      ]
    },
    {
      "matches": [
        "https://*.agoda.com/*"
      ],
      "js": [
        "src/content/sites/agoda/search.js",
        "src/content/sites/agoda/detail.js",
        "src/content/shared/content.js"
      ],
      "css": [
        "src/content/shared/styles.css"
      ]
    },
    {
      "matches": [
        "https://*.trip.com/*"
      ],
      "js": [
        "src/content/sites/trip/search.js",
        "src/content/sites/trip/detail.js",
        "src/content/shared/content.js"
      ],
      "css": [
        "src/content/shared/styles.css"
      ]
    },
    {
      "matches": [
        "https://*.skyscanner.net/*",
        "https://*.skyscanner.com/*",
        "https://*.skyscanner.de/*",
        "https://*.skyscanner.fr/*",
        "https://*.skyscanner.es/*",
        "https://*.skyscanner.it/*",
        "https://*.skyscanner.nl/*",
        "https://*.skyscanner.pt/*",
        "https://*.skyscanner.pl/*",
        "https://*.skyscanner.se/*",
        "https://*.skyscanner.no/*",
        "https://*.skyscanner.dk/*",
        "https://*.skyscanner.fi/*",
        "https://*.skyscanner.at/*",
        "https://*.skyscanner.ch/*",
        "https://*.skyscanner.be/*",
        "https://*.skyscanner.ie/*",
        "https://*.skyscanner.co.uk/*"
      ],
      "js": [
        "src/content/sites/skyscanner/search.js",
        "src/content/sites/skyscanner/detail.js",
        "src/content/shared/content.js"
      ],
      "css": [
        "src/content/shared/styles.css"
      ]
    },
    {
      "matches": [
        "https://*.expedia.com/*",
        "https://*.expedia.de/*",
        "https://*.expedia.fr/*",
        "https://*.expedia.es/*",
        "https://*.expedia.it/*",
        "https://*.expedia.nl/*",
        "https://*.expedia.ie/*",
        "https://*.expedia.co.uk/*",
        "https://*.expedia.at/*",
        "https://*.expedia.be/*",
        "https://*.expedia.ch/*"
      ],
      "js": [
        "src/content/sites/expedia/search.js",
        "src/content/sites/expedia/detail.js",
        "src/content/shared/content.js"
      ],
      "css": [
        "src/content/shared/styles.css"
      ]
    },
    {
      "matches": [
        "https://*.priceline.com/*"
      ],
      "js": [
        "src/content/sites/priceline/search.js",
        "src/content/sites/priceline/detail.js",
        "src/content/shared/content.js"
      ],
      "css": [
        "src/content/shared/styles.css"
      ]
    },
    {
      "matches": [
        "https://*.kayak.com/*",
        "https://*.kayak.de/*",
        "https://*.kayak.fr/*",
        "https://*.kayak.es/*",
        "https://*.kayak.it/*",
        "https://*.kayak.nl/*",
        "https://*.kayak.pt/*",
        "https://*.kayak.pl/*",
        "https://*.kayak.se/*",
        "https://*.kayak.no/*",
        "https://*.kayak.dk/*",
        "https://*.kayak.fi/*",
        "https://*.kayak.at/*",
        "https://*.kayak.ch/*",
        "https://*.kayak.be/*",
        "https://*.kayak.ie/*",
        "https://*.kayak.co.uk/*"
      ],
      "js": [
        "src/content/sites/kayak/search.js",
        "src/content/sites/kayak/detail.js",
        "src/content/shared/content.js"
      ],
      "css": [
        "src/content/shared/styles.css"
      ]
    },
    {
      "matches": [
        "https://*.trivago.com/*",
        "https://*.trivago.de/*",
        "https://*.trivago.fr/*",
        "https://*.trivago.es/*",
        "https://*.trivago.it/*",
        "https://*.trivago.nl/*",
        "https://*.trivago.pt/*",
        "https://*.trivago.pl/*",
        "https://*.trivago.se/*",
        "https://*.trivago.no/*",
        "https://*.trivago.dk/*",
        "https://*.trivago.fi/*",
        "https://*.trivago.at/*",
        "https://*.trivago.ch/*",
        "https://*.trivago.be/*",
        "https://*.trivago.ie/*",
        "https://*.trivago.co.uk/*"
      ],
      "js": [
        "src/content/sites/trivago/search.js",
        "src/content/sites/trivago/detail.js",
        "src/content/shared/content.js"
      ],
      "css": [
        "src/content/shared/styles.css"
      ]
    }
  ],
  "icons": {
    "16": "assets/images/icon16.png",
    "32": "assets/images/icon32.png",
    "48": "assets/images/icon48.png",
    "128": "assets/images/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "stayly@stayly.me",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent",
          "locationInfo",
          "searchTerms",
          "personallyIdentifyingInfo"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}