Examine source code of Vitelyzer

{
  "manifest_version": 2,
  "name": "Vite Detector",
  "version": "1.3",
  "description": "Detects Vite-built sites and lists them in the popup.",
  "permissions": [
    "tabs",
    "<all_urls>",
    "storage"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "browser_action": {
    "default_title": "Vite Detector",
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "icons": {
    "48": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{47605f0e-9c67-4c4f-aacd-04ea83c865e3}"
    }
  }
}