Examine source code of Squarespace ID Finder

{
  "name": "Squarespace ID Finder",
  "version": "0.0.6",
  "manifest_version": 2,
  "description": "Find the ids of collections, sections, and blocks on your Squarespace page. Works with both 7.0 and 7.1.",
  "homepage_url": "https://heathertovey.com",
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_title": "Find Squarespace Ids",
    "default_icon": {
      "16": "images/icon16.png",
      "32": "images/icon32.png",
      "48": "images/icon48.png",
      "128": "images/icon128.png"
    }
  },
  "permissions": [
    "activeTab",
    "clipboardWrite"
  ]
}