Examine source code of Bookmarked links

{
  "manifest_version": 3,
  "version": "0.1",
  "name": "Bookmarked links",
  "browser_specific_settings": {
    "gecko": {
      "id": "{735163ee-c303-4b45-852c-d39c2c3393db}"
    }
  },
  "background": {
    "scripts": [
      "src/background/index.js"
    ],
    "service_worker": "src/background/index.js"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "css": [
        "src/content/index.css"
      ],
      "js": [
        "src/content/index.js"
      ],
      "run_at": "document_start"
    }
  ],
  "permissions": [
    "bookmarks"
  ],
  "host_permissions": [
    "http://*/*",
    "https://*/*"
  ]
}