Examine source code of Webtoons MIM Blocker

{
  "name": "Webtoons MIM Blocker",
  "manifest_version": 2,
  "version": "1.0.0",
  "description": "Every time you click a link on webtoons.com, it passes throught 'cc.loginfra.com' and if you have a DNS-level adblocker it can get stuck on that link. This addon aims to skip the redirection and directly open the link you pressed on.",
  "author": "botato",
  "icons": {
    "48": "icon.png"
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "https://cc.loginfra.com/*",
    "http://cc.loginfra.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "webtoons_mim_blocker@botato",
      "strict_min_version": "52.0"
    }
  }
}