Examine source code of Leetcode Explained

{
  "manifest_version": 3,
  "name": "Leetcode Explained",
  "version": "2.0.5",
  "description": "Adds company tags, video solutions and GPT code analysis into Leetcode problems.",
  "icons": {
    "16": "src/assets/images/logo/icon-16.png",
    "32": "src/assets/images/logo/icon-32.png",
    "48": "src/assets/images/logo/icon-48.png",
    "128": "src/assets/images/logo/icon-128.png"
  },
  "action": {
    "default_popup": "src/popup/popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "leetcode-explained@leetcodeapp.com"
    }
  },
  "permissions": [
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "https://chat.openai.com/api/auth/session"
  ],
  "background": {
    "scripts": [
      "dist/background/background.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "js": [
        "node_modules/webextension-polyfill/dist/browser-polyfill.js",
        "dist/content-script/get-gpt-access-token.js",
        "dist/content-script/get-user-code.js",
        "dist/content-script/update-solutions-tab.js",
        "dist/content-script/update-description-tab.js"
      ],
      "matches": [
        "https://leetcode.com/problems/*"
      ]
    }
  ]
}