Examine source code of Lovely forks

{
  "name": "Lovely forks",
  "version": "3.7.4",
  "manifest_version": 3,
  "description": "Show notable forks of GitHub projects.",
  "homepage_url": "https://github.com/musically-ut/lovely-forks",
  "icons": {
    "128": "webext/icons/Heart_and_fork_inside_128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "webext/icons/star.svg",
        "webext/icons/flame.svg"
      ],
      "matches": [
        "*://github.com/*"
      ]
    }
  ],
  "options_ui": {
    "page": "webext/options_ui/options.html"
  },
  "host_permissions": [
    "*://github.com/*",
    "*://api.github.com/*"
  ],
  "permissions": [
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://github.com/*"
      ],
      "css": [
        "webext/data/style.css"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "*://github.com/*"
      ],
      "js": [
        "webext/data/contentscript.js"
      ],
      "run_at": "document_end",
      "all_frames": true
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "github-forks-addon@musicallyut.in"
    }
  }
}