Examine source code of Land a House

{
  "manifest_version": 3,
  "name": "Land a House",
  "version": "0.7.0",
  "description": "Track and share UK property listings from Rightmove, Zoopla and OnTheMarket with your household",
  "permissions": [
    "storage",
    "alarms"
  ],
  "host_permissions": [
    "https://www.rightmove.co.uk/*",
    "https://www.zoopla.co.uk/*",
    "https://www.onthemarket.com/*",
    "https://*.supabase.co/*",
    "https://api.postcodes.io/*",
    "https://overpass-api.de/*",
    "https://nominatim.openstreetmap.org/*",
    "https://data.police.uk/*",
    "https://www.nomisweb.co.uk/*",
    "https://findthatpostcode.uk/*",
    "https://landregistry.data.gov.uk/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "service_worker": "background.js",
    "type": "module"
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.rightmove.co.uk/properties/*"
      ],
      "js": [
        "bridge.js"
      ],
      "run_at": "document_idle",
      "world": "MAIN"
    },
    {
      "matches": [
        "https://www.rightmove.co.uk/properties/*",
        "https://www.zoopla.co.uk/for-sale/details/*",
        "https://www.zoopla.co.uk/to-rent/details/*",
        "https://www.zoopla.co.uk/new-homes/details/*",
        "https://www.onthemarket.com/details/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "action": {
    "default_popup": "src/popup/index.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "*.css",
        "chunks/*.js",
        "assets/*",
        "src/dashboard/index.html",
        "src/popup/index.html"
      ],
      "matches": [
        "https://www.rightmove.co.uk/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "extension@landahouse.com",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "personallyIdentifyingInfo",
          "authenticationInfo",
          "websiteContent"
        ]
      }
    }
  }
}