Examine source code of LeetCode Torture

{
  "manifest_version": 2,
  "name": "LeetCode Torture",
  "version": "1.0.1",
  "description": "Forces you to solve one LeetCode problem before you can do anything in your browser.",
  "homepage_url": "https://github.com/danilovict2/leetcode-torture",
  "icons": {
    "48": "icons/nerd.jpg"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "reset.js"
      ]
    },
    {
      "matches": [
        "*://*.leetcode.com/*"
      ],
      "js": [
        "modal/modal.js"
      ],
      "css": [
        "modal/modal.css"
      ]
    }
  ],
  "permissions": [
    "storage",
    "webRequest",
    "webRequestBlocking",
    "activeTab",
    "https://leetcode.com/submissions/detail/*/check/",
    "https://leetcode-api-pied.vercel.app/daily",
    "<all_urls>"
  ],
  "browser_action": {
    "default_icon": "icons/nerd.jpg",
    "default_title": "LeetCode Torture",
    "default_popup": "popup/index.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "leetcode-torture@extension.dev"
    }
  },
  "background": {
    "scripts": [
      "check.js",
      "redirect.js"
    ]
  }
}