Examine source code of AI Interview Coach

{
  "manifest_version": 2,
  "name": "AI Interview Coach",
  "version": "2.0",
  "description": "Get tailored interview questions and model answers using Gemini AI.",
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "AI Interview Coach",
    "default_icon": {
      "16": "icons/logo16.png",
      "48": "icons/logo48.png",
      "128": "icons/logo128.png"
    }
  },
  "icons": {
    "16": "icons/logo16.png",
    "48": "icons/logo48.png",
    "128": "icons/logo128.png"
  },
  "permissions": [
    "storage",
    "http://localhost:5000/*",
    "https://interview-coach-backend.onrender.com/*"
  ],
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Ctrl+Shift+Y",
        "mac": "Command+Shift+Y"
      },
      "description": "Open AI Interview Coach popup"
    }
  },
  "content_security_policy": "script-src 'self'; object-src 'self';",
  "browser_specific_settings": {
    "gecko": {
      "id": "ai-interview-coach-2@sneha.dev",
      "strict_min_version": "109.0"
    }
  }
}