Examine source code of Hadeeth Tab

{
  "manifest_version": 3,
  "name": "Hadeeth Tab",
  "description": "Hadeeth Tab is an Islamic tool show you new Hadeeth with grade and description every time you open a new tab.",
  "version": "1.1",
  "browser_specific_settings": {
    "gecko": {
      "id": "hadeeth.tab@gmail.com"
    }
  },
  "icons": {
    "16": "assets/img/logo2.png",
    "48": "assets/img/logo2.png",
    "128": "assets/img/logo2.png"
  },
  "action": {
    "default_icon": {
      "16": "assets/img/logo2.png",
      "48": "assets/img/logo2.png",
      "128": "assets/img/logo2.png"
    },
    "default_title": "Hadeeth Tab"
  },
  "permissions": [
    "storage"
  ],
  "chrome_url_overrides": {
    "newtab": "template.html"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "template.html"
      ],
      "matches": [
        "https://*/*",
        "http://*/*"
      ]
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "resources": [
        "icon.png"
      ]
    }
  ]
}