Examine source code of LinkedIn Feed Blocker

{
  "manifest_version": 2,
  "name": "LinkedIn Feed Blocker",
  "version": "1.0.1",
  "description": "Blocks the LinkedIn news feed while keeping the rest of LinkedIn available.",
  "icons": {
    "48": "icons/icon-48.svg",
    "96": "icons/icon-96.svg"
  },
  "content_scripts": [
    {
      "matches": [
        "*://www.linkedin.com/*"
      ],
      "css": [
        "block-feed.css"
      ],
      "js": [
        "block-feed.js"
      ],
      "run_at": "document_start"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "linkedin-feed-blocker@local",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}