No Rick: Never get rickrolled again!

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "No Rick: Never get rickrolled again!",
  "short_name": "No Rick",
  "version": "0.2.0",
  "description": "Highlights every link to the famous Rickroll video to help you not to get rickrolled :)",
  "author": "Josha van Praag",
  "browser_action": {
    "default_icon": "img/norick_128.jpg",
    "default_title": "No Rick: Never get rickrolled again!"
  },
  "icons": {
    "16": "img/norick_16.jpg",
    "128": "img/norick_128.jpg",
    "256": "img/norick_256.jpg"
  },
  "content_scripts": [
    {
      "css": [
        "style.css"
      ],
      "matches": [
        "*://*/*"
      ],
      "all_frames": true
    }
  ]
}