Examine source code of Property Cleanup

{
  "manifest_version": 3,
  "name": "Property Cleanup",
  "version": "1.2.2",
  "description": "Hides sold and under-offer property listings on Property24.com and PrivateProperty.co.za.",
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "*://*.property24.com/*",
    "*://*.privateproperty.co.za/*"
  ],
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "background": {
    "service_worker": "background.js",
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.property24.com/*"
      ],
      "js": [
        "content/property24.js"
      ],
      "run_at": "document_idle"
    },
    {
      "matches": [
        "*://*.privateproperty.co.za/*"
      ],
      "js": [
        "content/privateproperty.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "propertycleanup@likeclockwork",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}