Examine source code of Code Summarizer

{
  "manifest_version": 2,
  "name": "Code Summarizer",
  "version": "1.0.0",
  "description": "Summarizes code snippets using OpenAI's API.",
  "permissions": [
    "storage",
    "activeTab",
    "<all_urls>"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "content_security_policy": "script-src 'self'; object-src 'self'; connect-src https://api.openai.com;",
  "browser_specific_settings": {
    "gecko": {
      "id": "code-summarizer@example.com",
      "strict_min_version": "78.0"
    }
  }
}