Examine source code of Multiparser

{
  "browser_specific_settings": {
    "gecko": {
      "id": "multiparser-amo@si2.biz"
    }
  },
  "name": "Multiparser",
  "version": "1.0.4",
  "manifest_version": 3,
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-script.js"
      ]
    }
  ],
  "action": {
    "default_title": "Parser extention version 1.0.4"
  },
  "permissions": [
    "storage",
    "scripting",
    "bookmarks",
    "tabs",
    "activeTab"
  ],
  "host_permissions": [
    "http://*/*",
    "https://*/*"
  ],
  "icons": {
    "48": "icons/spider_48.png",
    "128": "icons/spider_128.png"
  },
  "default_locale": "en"
}