Examine source code of SLOW LLM

{
  "manifest_version": 3,
  "name": "SLOW LLM",
  "description": "SLOW LLM is a browser extension that makes LLMs appear to run very slowly. It works with ChatGPT and Claude.",
  "version": "1.0",
  "content_scripts": [
    {
      "matches": [
        "https://chatgpt.com/*",
        "https://claude.ai/*"
      ],
      "js": [
        "inject.js"
      ],
      "run_at": "document_start",
      "world": "MAIN"
    }
  ],
  "icons": {
    "500": "logo.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "@slow-llm",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}