Examine source code of ZenReader

{
  "manifest_version": 3,
  "name": "__MSG_appName__",
  "description": "__MSG_appDesc__",
  "version": "1.0.0",
  "default_locale": "es",
  "permissions": [
    "storage",
    "unlimitedStorage",
    "scripting",
    "activeTab"
  ],
  "optional_permissions": [],
  "commands": {
    "clip-article": {
      "suggested_key": {
        "default": "Ctrl+Shift+S"
      },
      "description": "__MSG_clipCommand__"
    }
  },
  "action": {
    "default_popup": "src/presentation/popup/index.html",
    "default_icon": {
      "16": "public/icons/icon-16.png",
      "48": "public/icons/icon-48.png",
      "128": "public/icons/icon-128.png"
    }
  },
  "background": {
    "scripts": [
      "service-worker-loader.js"
    ],
    "type": "module"
  },
  "icons": {
    "16": "public/icons/icon-16.png",
    "48": "public/icons/icon-48.png",
    "128": "public/icons/icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "zen-reader@mblanc.dev",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "isExempt": true,
        "required": [
          "none"
        ]
      }
    }
  }
}