Examine source code of Learnitab: Study New Tab

{
  "manifest_version": 2,
  "name": "Learnitab: Study with K-POP & AI Tools",
  "description": "Customize your new tab with KPOP backgrounds, productivity tools, remote jobs, and ChatGPT access for enhanced studying.",
  "version": "1.8",
  "browser_specific_settings": {
    "gecko": {
      "id": "learnitab@gmail.com",
      "strict_min_version": "79.0"
    }
  },
  "permissions": [
    "storage",
    "tabs",
    "activeTab",
    "https://*.openai.com/*",
    "https://*.chatgpt.com/*",
    "https://*.google.com/*",
    "https://*.googleusercontent.com/*",
    "https://*.open-meteo.com/*",
    "https://*.quotable.io/*"
  ],
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_icon": {
      "16": "images/icon16.png",
      "48": "images/icon48.png",
      "128": "images/icon128.png"
    },
    "default_title": "Learnitab"
  },
  "icons": {
    "16": "images/icon16.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "web_accessible_resources": [
    "images/*",
    "src/*",
    "*.html",
    "*.css",
    "*.js"
  ],
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Alt+M"
      },
      "description": "Open Learnitab"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.openai.com/*",
        "https://*.chatgpt.com/*",
        "https://*.google.com/*",
        "https://*.googleusercontent.com/*",
        "https://*.open-meteo.com/*"
      ],
      "js": [
        "content-script.js"
      ],
      "run_at": "document_start",
      "all_frames": true
    }
  ]
}