Examine source code of Bing to whatever

{
  "manifest_version": 2,
  "name": "Bing to whatever",
  "version": "1.3",
  "description": "Bing to whatever combined with Edge deflector (https://github.com/da2x/EdgeDeflector) lets you search through Cortana without Bing.",
  "homepage_url": "https://gitlab.com/louisgrasset/bing-to-whatever",
  "options_ui": {
    "page": "options.html",
    "chrome_style": true
  },
  "icons": {
    "16": "/icons/icon-16.png",
    "32": "/icons/icon-32.png",
    "48": "/icons/icon-48.png",
    "96": "/icons/icon-96.png",
    "128": "/icons/icon-128.png",
    "256": "/icons/icon-256.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png"
    }
  },
  "permissions": [
    "storage",
    "webRequest",
    "webRequestBlocking",
    "https://bing.com/*",
    "https://*.bing.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "author": "Louis Grasset <hello@louisgrasset.fr> (louisgrasset.fr)"
}