Examine source code of Inspirational Tab

{
  "name": "Inspirational Tab",
  "description": "Replace new tab page with todays task and wather",
  "version": "1.0.1",
  "manifest_version": 2,
  "homepage_url": "https://github.com/ianuragsharma/insprational-tab",
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "browser_action": {
    "default_title": "Inspirational Tab",
    "default_icon": {
      "48": "logo48.png",
      "96": "logo96.png"
    }
  },
  "icons": {
    "48": "logo48.png",
    "96": "logo96.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{2f1f4f2a-2b09-469b-8360-cd88752495f1}"
    }
  }
}