Examine source code of DNS over Wikipedia

{
  "manifest_version": 2,
  "name": "DNS over Wikipedia",
  "version": "0.0.5",
  "description": "Resolve .idk domains using the URL provided by the Wikipedia page for a given topic",
  "homepage_url": "https://github.com/aaronjanse/dns-over-wikipedia",
  "background": {
    "scripts": [
      "common.js"
    ]
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "*://*.idk/*",
    "https://en.wikipedia.org/*"
  ],
  "omnibox": {
    "keyword": "idk"
  }
}