Examine source code of RTL Fix for DeepSeek Chat

{
  "manifest_version": 2,
  "name": "RTL Fix for DeepSeek Chat",
  "version": "1.2",
  "description": "اضافه کردن direction:rtl به صفحه و ltr به بلاک‌های کد در DeepSeek Chat",
  "permissions": [
    "storage",
    "activeTab",
    "*://chat.deepseek.com/*"
  ],
  "browser_action": {
    "default_popup": "popup/popup.html",
    "default_title": "تنظیمات RTL",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://chat.deepseek.com/*"
      ],
      "js": [
        "content-script.js"
      ],
      "run_at": "document_start"
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "icons": {
    "16": "icons/icon-16.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "rtl-fix@me.mirlohi.gmail.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}