Examine source code of Quick Reference Panel

{
  "manifest_version": 3,
  "name": "Quick Reference Panel",
  "version": "1.0",
  "description": "A sidebar panel that allows users to quickly save and access snippets of text, links, and images from web pages. It supports tagging and search, acting as a personal knowledge base within the browser.",
  "action": {
    "default_popup": "popup.html",
    "default_icon": "quick_reference_panel.png"
  },
  "icons": {
    "128": "quick_reference_panel.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "k8ivanransomjbd9691@hotmail.com"
    }
  }
}