Examine source code of GitHub Downloader

{
  "manifest_version": 3,
  "name": "GitHub Downloader",
  "version": "1.1.0",
  "description": "Download GitHub folders and files directly from repository pages. Supports public and private repos.",
  "browser_specific_settings": {
    "gecko": {
      "id": "gh-downloader@extension",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "activeTab",
    "cookies",
    "storage",
    "tabs",
    "scripting",
    "notifications"
  ],
  "host_permissions": [
    "https://github.com/*",
    "https://raw.githubusercontent.com/*",
    "https://api.github.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://github.com/*"
      ],
      "js": [
        "assets/lib/jszip.min.js",
        "content.js"
      ],
      "css": [
        "styles.css",
        "standalone-styles.css"
      ],
      "run_at": "document_end",
      "all_frames": false
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "assets/lib/jszip.min.js"
      ],
      "matches": [
        "https://github.com/*"
      ]
    }
  ],
  "icons": {
    "16": "assets/icons/icon16.png",
    "48": "assets/icons/icon48.png",
    "128": "assets/icons/icon128.png"
  },
  "options_page": "options.html",
  "action": {
    "default_popup": "popup.html",
    "default_title": "GitHub Downloader"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  }
}