Examine source code of FavLaunch

{
  "manifest_version": 3,
  "name": "FavLaunch",
  "version": "2.0.1",
  "description": "A sleek new tab page with quick-access favicon bookmarks.",
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "icons": {
    "16": "icon16.png",
    "32": "icon32.png",
    "48": "icon48.png",
    "64": "icon64.png",
    "96": "icon96.png",
    "128": "icon128.png"
  },
  "permissions": [
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "favlaunch@extension",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}