Examine source code of LinkPure - LinkedIn Job Search Cleaner & Ghost Job

{
  "manifest_version": 3,
  "name": "LinkPure - LinkedIn Cleaner & Ghost Detector",
  "version": "1.0.4",
  "default_locale": "en",
  "description": "__MSG_extension_description__",
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://www.linkedin.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "duykhanh2119@gmail.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_title": "LinkPure"
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.linkedin.com/*"
      ],
      "css": [
        "styles/linkpure.css"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "https://www.linkedin.com/*"
      ],
      "js": [
        "content/utils/logger.js",
        "content/utils/debounce.js",
        "content/utils/config.js",
        "content/utils/storage.js",
        "content/utils/dom.js",
        "content/utils/observer.js",
        "content/utils/counter.js",
        "content/utils/pro.js",
        "content/utils/selectors.js",
        "content/filters/sidebar.js",
        "content/filters/jobs.js",
        "content/filters/feed.js",
        "content/filters/messaging.js",
        "content/filters/ghost-detector.js",
        "content/filters/salary-highlighter.js",
        "content/filters/jd-highlighter.js",
        "content/filters/unfollow.js",
        "content/content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "welcome/welcome.html",
        "beta-info/beta-info.html"
      ],
      "matches": [
        "https://www.linkedin.com/*"
      ]
    }
  ]
}