Auto Link Checker

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Auto Link Checker",
  "version": "3.8.5",
  "manifest_version": 3,
  "description": "Auto link checker is a link checker that crawls through your webpage and looks for broken links.",
  "icons": {
    "16": "icons/icon128.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png",
    "512": "icons/icon128.png"
  },
  "action": {
    "default_title": "Click to show an dialog window"
  },
  "permissions": [
    "activeTab",
    "tabs",
    "alarms",
    "storage"
  ],
  "host_permissions": [
    "http://*/*",
    "https://*/*"
  ],
  "background": {
    "service_worker": "dist/background.bundle.js"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "css": [
        "css/CMY_styles.css"
      ],
      "js": [
        "dist/content.bundle.js"
      ]
    }
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self';"
  },
  "options_page": "pages/panel.html"
}