Examine source code of poketto.me

{
  "manifest_version": 3,
  "name": "poketto.me",
  "version": "1.0.2",
  "browser_specific_settings": {
    "gecko": {
      "id": "browser-extension@poketto.me"
    }
  },
  "description": "Read better, anytime, anywhere. Save any article, web page, or PDF — and read it in a clean, focused view on any device.",
  "permissions": [
    "activeTab",
    "storage",
    "scripting"
  ],
  "host_permissions": [
    "https://app.poketto.me/*",
    "https://app-dev.poketto.me/*",
    "http://localhost:4200/*"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_title": "poketto.me"
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "homepage_url": "https://poketto.me",
  "author": "Ralph Mayr"
}