Examine source code of LinkedIn Feed Blocker

{
  "content_scripts": [
    {
      "css": [
        "linkedin-feed-blocker.css"
      ],
      "matches": [
        "*://*.linkedin.com/*"
      ]
    }
  ],
  "description": "Block your LinkedIn feed to remove updates from your network, companies you follow, recommended content, and sponsored content.",
  "icons": {
    "16": "img/ghost-16.png",
    "128": "img/ghost-128.png",
    "512": "img/ghost-512.png"
  },
  "manifest_version": 2,
  "name": "LinkedIn Feed Blocker",
  "version": "0.0.3"
}