Examine source code of Dev Dashboard

{
  "manifest_version": 3,
  "name": "Dev Dashboard",
  "short_name": "Dev Dashboar",
  "version": "1.0.0",
  "description": "Replaces the new tab page with a developer-focused dashboard showing time, tasks, and quick links",
  "permissions": [
    "storage"
  ],
  "background": {
    "scripts": [
      "background/service-worker.js"
    ]
  },
  "chrome_url_overrides": {
    "newtab": "newtab/newtab.html"
  },
  "options_page": "options/options.html",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "dev_dashboard_newtab@forgex.aevorn",
      "strict_min_version": "109.0"
    }
  }
}