Examine source code of BlurWhatsApp Extension

{
  "manifest_version": 3,
  "name": "BlurWhatsApp Extension",
  "version": "0.51",
  "description": "Estensione per gestire il blur su WhatsApp Web.",
  "icons": {
    "48": "icon-48.png",
    "128": "icon-128.png"
  },
  "permissions": [],
  "host_permissions": [
    "https://web.whatsapp.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://web.whatsapp.com/*"
      ],
      "js": [
        "jquery.min.js",
        "content.js"
      ],
      "css": [
        "content.css"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "blurwhatsapp@tuodominio.com",
      "strict_min_version": "109.0"
    }
  }
}