Examine source code of Format with Prettier

{
  "manifest_version": 2,
  "name": "Format with Prettier",
  "description": "Use prettier from your browser!",
  "version": "0.0.1",
  "background": {
    "scripts": [
      "browser-polyfill.ca754e84.js",
      "background.7283b989.js"
    ]
  },
  "options_ui": {
    "page": "options.87c25e6d.html",
    "browser_style": true
  },
  "permissions": [
    "activeTab",
    "contextMenus",
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "format-with-prettier@phryneas.de"
    }
  }
}