Examine source code of Certify-News

{
  "name": "Certify-News",
  "version": "3.2.0",
  "description": "Certify online news",
  "manifest_version": 3,
  "permissions": [
    "activeTab",
    "tabs",
    "scripting",
    "storage"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "content.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "panel.html",
        "images/Cx16.png",
        "images/Cx32.png",
        "images/Cx48.png",
        "images/Cx128.png"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "action": {
    "default_icon": {
      "16": "images/Cx16.png",
      "32": "images/Cx32.png",
      "48": "images/Cx48.png",
      "128": "images/Cx128.png"
    }
  },
  "icons": {
    "16": "images/Cx16.png",
    "32": "images/Cx32.png",
    "48": "images/Cx48.png",
    "128": "images/Cx128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{90074a3b-37a4-4d42-bf98-2eabf4d5738f}",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}