Examine source code of Save to PasteDeck

{
  "manifest_version": 2,
  "name": "Save to PasteDeck",
  "version": "2023.9.14.1155",
  "description": "The simplest way to save websites, articles, videos, images and anything else on the Web.",
  "permissions": [
    "tabs",
    "cookies",
    "activeTab",
    "<all_urls>"
  ],
  "browser_action": {
    "default_icon": {
      "96": "assets/pd-icon-96.png"
    },
    "default_popup": "popup.html"
  },
  "icons": {
    "32": "assets/pd-icon-32.png",
    "48": "assets/pd-icon-48.png",
    "72": "assets/pd-icon-72.png",
    "96": "assets/pd-icon-96.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "support@pastedeck.com"
    }
  }
}