Examine source code of My_Personal_New_Tab

{
  "manifest_version": 3,
  "id": "My_Personal_New_Tab",
  "name": "My_Personal_New_Tab",
  "version": "1.0",
  "description": "Configurez votre propre page de nouvel onglet.",
  "permissions": [
    "storage"
  ],
  "chrome_url_overrides": {
    "newtab": "redirect.html"
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "My_Personal_New_Tab@example.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}