Examine source code of RTL/LTR Toggle

{
  "manifest_version": 3,
  "name": "RTL/LTR Toggle",
  "version": "1.0.4",
  "description": "Toggle page direction between LTR and RTL. Applies Vazir font in RTL and restores original font in LTR.",
  "browser_specific_settings": {
    "gecko": {
      "id": "rtl-toggle-vazir@behpardaz",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "action": {
    "default_title": "Toggle RTL/LTR",
    "default_icon": {
      "48": "icons/icon.svg"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "activeTab",
    "scripting"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "icons": {
    "48": "icons/icon.svg"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "fonts/Vazir.woff2",
        "fonts/Vazir.woff"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}