Examine source code of LinkedIn Feed Rad Libs

{
  "manifest_version": 3,
  "name": "LinkedIn Feed Rad Libs",
  "version": "1.0.0",
  "description": "Transform your LinkedIn feed into a fun, totally not trademarked fill-in-the-blank experience!",
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "homepage_url": "https://github.com/radicalgizmos-matt/li-rad-libs",
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://www.linkedin.com/feed/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "li-rad-libs@radicalgizmos.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.linkedin.com/feed/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "action": {
    "default_title": "Open Options"
  },
  "options_ui": {
    "page": "options/options.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "service_worker": "background.js"
  }
}