Examine source code of Elite Measure Tool

{
  "manifest_version": 2,
  "name": "Elite Measure Tool",
  "version": "2.4.7",
  "description": "Extension innovante qui vous permet de effectuer des conversions rapides et precises.",
  "permissions": [
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{e58ea576-2661-4612-ae4b-1c8d3b7baac8}",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "author": "Sophia Creations",
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "48": "icons/icon-48.png"
    }
  }
}