Examine source code of Barcode Studio

{
  "manifest_version": 3,
  "name": "Barcode Studio",
  "version": "1.2.2",
  "description": "Create QR codes and linear barcodes (CODE128, EAN-13, UPC, and more) from the toolbar.",
  "icons": {
    "16": "icons/barcode-16.png",
    "32": "icons/barcode-32.png",
    "48": "icons/barcode-48.png",
    "128": "icons/barcode-128.png"
  },
  "action": {
    "default_title": "Barcode Studio",
    "default_popup": "src/popup/index.html",
    "default_icon": {
      "16": "icons/barcode-16.png",
      "32": "icons/barcode-32.png",
      "48": "icons/barcode-48.png",
      "128": "icons/barcode-128.png"
    }
  },
  "background": {
    "service_worker": "service-worker-loader.js",
    "type": "module",
    "scripts": [
      "service-worker-loader.js"
    ]
  },
  "permissions": [
    "storage",
    "clipboardWrite",
    "contextMenus",
    "activeTab"
  ],
  "commands": {
    "queue-current-tab-url": {
      "suggested_key": {
        "default": "Ctrl+Shift+U",
        "mac": "Command+Shift+U"
      },
      "description": "Queue current tab URL for the next popup open"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "barcode-studio@zfhassaan",
      "strict_min_version": "121.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}