Examine source code of UTM Link Studio

{
  "manifest_version": 3,
  "name": "UTM Link Studio",
  "version": "0.1.4",
  "description": "Build, check, and copy clean UTM campaign links from a zero-permission browser popup.",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "action": {
    "default_title": "UTM Link Studio",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "utm-link-studio@grindknight.addons",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}