Examine source code of Umair Clipboard

{
  "manifest_version": 2,
  "name": "Umair Clipboard",
  "author": "rctg",
  "version": "1.0",
  "description": "Rewrites twitter & X links in your clipboard to umairclipboard for easy pasting into discord",
  "icons": {
    "48": "icons/icon48.png",
    "96": "icons/icon96.png"
  },
  "permissions": [
    "clipboardRead",
    "clipboardWrite"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{258f05b8-874e-977d-b688-24f84e456e5d}"
    }
  }
}