Examine source code of GitHub Fork Compare Fix

{
  "manifest_version": 3,
  "name": "GitHub Fork Compare Fix",
  "version": "1.0.2",
  "description": "Makes GitHub compare/pull request links on your forks point at your own repository instead of upstream.",
  "permissions": [
    "storage",
    "activeTab"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://github.com/*"
      ],
      "js": [
        "src/shared.js",
        "src/content.js"
      ],
      "run_at": "document_start",
      "all_frames": false
    }
  ],
  "action": {
    "default_title": "GitHub Fork Compare Fix",
    "default_popup": "src/popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png"
    }
  },
  "options_ui": {
    "page": "src/options.html",
    "open_in_tab": true
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "gh-fork-compare-fix@d3sox.me",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}