Examine source code of DeepSeek RTL Toggle

{
  "manifest_version": 3,
  "name": "DeepSeek RTL Toggle",
  "version": "1.0",
  "description": "Adds RTL/LTR toggle buttons to DeepSeek chat messages",
  "author": "saeid nemati",
  "homepage_url": "https://github.com/yourusername/deepseek-rtl-toggle",
  "host_permissions": [
    "https://chat.deepseek.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://chat.deepseek.com/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "deepseek-rtl-toggle@saeidnematidev",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}