Leetcode Difficulty Rating

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Leetcode Difficulty Rating",
  "version": "1.1.6",
  "description": "Replace Leetcode problem's difficulty with a more precise contest rating.",
  "permissions": [
    "storage"
  ],
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "content_scripts": [
    {
      "js": [
        "src/content.js"
      ],
      "matches": [
        "*://leetcode.com/*",
        "*://leetcode.cn/*"
      ]
    }
  ],
  "background": {
    "service_worker": "src/background.js"
  },
  "action": {
    "default_popup": "src/popup.html"
  }
}