LeetCode Guardians

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "LeetCode Guardians",
  "description": "Boost 🚀 LeetCode Productivity via Masking Code Editor, Problem difficulty and with a Countdown Timer Support",
  "version": "0.1.6",
  "icons": {
    "16": "avengers.png",
    "48": "avengers.png",
    "128": "avengers.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "https://leetcode.com/problems/**"
      ],
      "js": [
        "scripts.js",
        "jquery-3.5.1.min.js"
      ],
      "run_at": "document_end",
      "css": [
        "styles.css"
      ]
    }
  ],
  "web_accessible_resources": [
    "bird.mp3",
    "timer.mp3"
  ],
  "browser_action": {
    "default_popup": "popup.html"
  }
}