Examine source code of BlankSlate

{
  "manifest_version": 3,
  "name": "BlankSlate",
  "author": "Musheer Alam",
  "version": "2.7",
  "description": "BlankSlate is an open-source, lightweight new tab extension designed for users who prefer a clean and minimal browsing experience.",
  "permissions": [],
  "icons": {
    "16": "/icons/16.png",
    "32": "/icons/32.png",
    "48": "/icons/48.png",
    "128": "/icons/128.png"
  },
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{51a29f0a-ec00-4926-8143-acad56e27c90}"
    }
  }
}