Examine source code of ConteFi

{
  "manifest_version": 3,
  "name": "ConteFi",
  "version": "0.9.5",
  "description": "Descarga y exporta CFDIs del portal SAT a Excel con un solo clic",
  "icons": {
    "16": "icons/contefi16.png",
    "48": "icons/contefi48.png",
    "128": "icons/contefi128.png"
  },
  "action": {
    "default_popup": "src/popup/index.html",
    "default_icon": {
      "16": "icons/contefi16.png",
      "48": "icons/contefi48.png"
    }
  },
  "background": {
    "scripts": [
      "src/background/service-worker.js"
    ],
    "service_worker": "src/background/service-worker.js",
    "type": "module"
  },
  "content_scripts": [
    {
      "matches": [
        "https://portalcfdi.facturaelectronica.sat.gob.mx/*"
      ],
      "js": [
        "src/content/content-script.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "permissions": [
    "downloads",
    "storage",
    "scripting",
    "tabs"
  ],
  "host_permissions": [
    "https://portalcfdi.facturaelectronica.sat.gob.mx/*",
    "https://api.lemonsqueezy.com/*"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self';"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "wasm/*"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "hola@sideraluxit.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}