Examine source code of HelPR

{
  "manifest_version": 2,
  "name": "HelPR",
  "version": "1.2",
  "description": "Allows you to copy your commit messages so you can add description to your PRs.",
  "homepage_url": "https://github.com/aviskarkc10/descri-pr",
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "permissions": [
    "clipboardWrite"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.github.com/*/*/compare/*"
      ],
      "js": [
        "index.js"
      ]
    }
  ]
}