Examine source code of Home Island

{
  "manifest_version": 3,
  "name": "Home Island",
  "version": "1.3.2",
  "description": "A beautiful, minimalist browser extension that transforms your new tab page into a dynamic home island",
  "author": "Jerry",
  "browser_specific_settings": {
    "gecko": {
      "id": "jerryxf-home-island@github.io",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "permissions": [
    "storage",
    "search"
  ],
  "options_page": "options.html",
  "icons": {
    "24": "icons/icon24.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "action": {
    "default_icon": {
      "24": "icons/icon24.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_title": "Home Island"
  }
}