Examine source code of Link Scam Protect

{
  "author": "igorlogius",
  "content_scripts": [
    {
      "js": [
        "content-script.js"
      ],
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_idle"
    }
  ],
  "description": "warns the user when an anchor link text is a url which doesnt match the href target of the anchor",
  "icons": {},
  "manifest_version": 2,
  "name": "link-scam-protect",
  "permissions": [],
  "version": "0.1.2"
}