Examine source code of Bang Startpage

{
  "manifest_version": 3,
  "name": "Bang Startpage",
  "short_name": "Bang",
  "version": "0.1.0",
  "description": "A lightweight, local-first startpage for search, bangs, bookmarks, and a focused browser session.",
  "author": "Gabriel Capilla",
  "homepage_url": "https://gabrielcapilla.github.io",
  "icons": {
    "16": "icons/bang-startpage.svg",
    "32": "icons/bang-startpage.svg",
    "48": "icons/bang-startpage.svg",
    "96": "icons/bang-startpage.svg"
  },
  "action": {
    "default_title": "Open Bang Startpage",
    "default_icon": {
      "16": "icons/bang-startpage.svg",
      "32": "icons/bang-startpage.svg",
      "48": "icons/bang-startpage.svg"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "bang-startpage@gabrielcapilla.github.io",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "searchTerms"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}