Examine source code of Plex Server Stats

{
  "manifest_version": 2,
  "name": "Plex Server Stats",
  "description": "Displays information about a Plex Media Server",
  "version": "1.0",
  "permissions": [
    "<all_urls>",
    "storage"
  ],
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "browser_action": {
    "default_popup": "popup/popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "PlexMonitor@gtodd.dev",
      "strict_min_version": "88.0"
    }
  }
}